INDEX

Every reference is to the page: words in italics are names of genera or species; figures in italics indicate that the reference relates to systematic position; figures in thick type refer to an illustration; f. = and in following page or pages; n. = note.

Abdomen, of Chrysis, [2];

of Coleoptera, [185];

of Diptera, [446];

of Hemiptera, [538];

of Lepidoptera, [313];

of Thysanoptera, [528]

Abdominal legs, [9]

Abeille-perce-bois, [33]

Abeille tapissière, [51]

Abispa, [77]

Acacia fistulosa, beetles in, [213]

Acalyptrate Muscidae, [494]

Acanthia, [560]

Acanthomeridae, [483]

Acanthosoma griseum, [546]

Acari, relations to Insects, [220], [223], [238], [530]

Acentropus, [425]

Acephalous larvae, [449]

Achreioptera, [219]

Acraeides, [350]

Acridium maroccanum, [254]

Acrocera globulus, [490]

Acroceridae, [489]

Acronycta, [418]

Actias luna, [374]

Actiidae, [510]

Acutilingues, [20]

Adapted excrement, [284], [284], [380]

Adelops, [221]

Adensamer, on Ascodipteron, [520]

Adephaga, [190], [200] f., [216], [234]

Adimeridae, [240]

Adimerus setosus, [241]

Adlerz, on Formicoxenus, [160];

on Tomognathus, [161]

Adminicula, [327]

Aëdes, [455] n.

Aegeria, [387]

Aegeriidae, [386]

Aegialitidae, [265]

Aegocera tripartita, [411]

Aenictus, [159], [179], [180]

Aenigmatias blattoides, [495]

Aeolothrips fasciata, [528]

Aëpophilidae, [559]

Aëpus, [206]

Aërostatic setae, [408]

Aërostats, [449]

Aganaidae, [408]

Agaristidae, [370], [371], [410]

Agdistes, [426]

Agdistinae, [426]

Agenia carbonaria, A. hyalipennis, [105]

Ageronia, [354]

Aglycyderes setifer, [298]

Aglycyderidae, [297]

Agromyzidae, [504]

Agrotis, [415];

A. spina, [417]

Ahuatle, [504]

Alaena, [350]

Alaopone, [179], [180]

Alar organs—see Wings, Elytra, Tegmina

Aletia xylinae, [416]

Aleurodes brassicae, [592];

A. immaculata, [591]

Aleurodidae, [591]

Alucita, [426];

A. polydactyla, [426]

Alucitidae, [371], [426].

Alula, [447]

Amara, [205]

Amber, Insects in, [144], [269], [458]

Amblyopone, [180]

Amblyoponides, [132], [180]

Ambrosia, [295]

Ambryllis, [409]

Amicta quadrangularis, [394]

Ammophila, [111];

A. affinis, [111];

A. hirsuta, [111];

A. holosericea, [111]

Amphicyrtides, [242]

Amphidasis betularia, [412], [414]

Amphiodont, [193]

Amphipneustic, [450]

Amphizoa lecontei, [207]

Amphizoidae, [207]

Ampulex compressa, [114], [115];

A. ruficornis, [115];

A. sibirica, [114]

Ampulicides, [114] f., [169]

Amycterides, [291]

Anal armature, [328], [416]

Anal nervures, [318]

Anaphe, [376]

Anaspini, [267]

Anaspis, [268]

Anatomy—see External Structure and Internal Anatomy

Anchor-process, [459]

Ancient, Lepidopteron, [435]—see also Primitive

Ancylolominae, [425]

Andrena, [23], [25], [30], [301], [303];

hair of, [11];

A. labialis, [488];

A. nigroaenea, [23];

A. ovina, [30]

Andrenidae, [20]

Andrenides, [23]

Andrenimorpha, [388]

Andrenoides, [20]

Androconia, [331] f.

Anergates atratulus, [160] f.

Angelitos, [63]

Anisopteryx aescularia, [411]

Anisotoma cinnamomea, [222]

Anisotomidae, [223]

Anisotomides, [222]

Anlagen, [143]

Anobiides, [247]

Anobium, [254];

A. paniceum, [247];

A. striatum, [248];

A. tessellatum, [248]

Anochetus ghiliani, [174]

Anomma, [178]

Anophthalmus, [205]

Anoplura, [599] f.

Anosia erippus, A. menippe, [345];

A. plexippus, [307];

larva, [324];

pupa, [327]

Antennae;

of Belostoma, [566];

of flies, [441];

of Lamellicornia, [191];

of Lepidoptera, [307];

of butterflies, [340], [341];

of Sphingidae, [380]

Antherophagus, [235]

Anthicidae, [266]

Anthidium, [45];

A. bellicosum, [47];

A. diadema, [45];

A. manicatum, [45];

A. septemdentatum, [47];

A. strigatum, [30]

Anthocopa, [51]

Anthocoridae, [560]

Anthomyia angustifrons, A. brassicae, A. cana, [506]

Anthomyiidae, [506]

Anthophila, [10] f.

Anthophora, [32], [33];

destroyer of, [272], [274];

A. personata, [33];

A. pilipes, [33];

proboscis of, [17]

Anthothrips aculeata, [530]

Anthracides, [486]

Anthrax, [486] f.;

A. fenestralis, [489];

A. trifasciata, [44]

Anthrenus fasciatus, [241]

Anthribidae, [278], [290]

Antisquama, [448]

Antitegula, [447]

Ant-plant, [138], [139], [168]

Ants, [131] f.;

and Aphidae, [590];

and caterpillars, [356]

Ants'-nest, Insects, [200], [213], [221], [223], [224], [225], [231], [236], [240], [548];

larva, [501], [502]

Anus, [314], [320]

Aorta, [320]

Aortal chamber, [320]

Apate capucina, [246]

Apatela, [418]

Apathus = Psithyrus, q.v.

Apatidae, [246]

Apatura;

larvae, [354];

A. iris, [344]

Apaturides, [352]

Aphaenogaster, [164], [165], [221];

A. arenarius, [164];

A. barbarus, [131], [164];

A. structor [164], [240]

Aphaniptera, [522] f.

Aphanocephalus, [228]

Aphelocheirus, [565]

Aphidae, [581] f.;

and ants, [181]

Aphidiides, [590]

Aphis maidi-radicis, [584]

Aphomia sociella, [424]

Apidae, [10] f., [20], [32]

Apioceridae, [492]

Apis, [53];

A. adansonii, [69];

A. domestica, [68];

A. dorsata, [69];

A. fasciata, A. ligustica, [68];

A. mellifica, [65] f.;

feet of queens and workers, [69];

ligula of, [16];

worker and hairs, [12]

Apoda, [402];

A. testudo, etc., [401], [402]

Apodidae, [402]

Apoica pallida, nest, [83]

Aporia crataegi, [322]

Appetite, [491]

Apterogyna, [96]

Apterona, [393], [394];

A. crenulella, var. helix, [395]

Apterous, beetles, [187], [263];

females, [95], [96], [140], [171], [174], [315], [392], [393], [407], [413], [430], [592]—see also Workers;

Insects, [95], [96], [474], [495], [496], [505], [518], [531], [581];

males, [140], [160], [161], [172], [585], [594]

Aquatic;

caterpillar, [377];

cocoons, [280];

larva, [421] f., [425], [504];

pupa, [423]

Aradidae, [550]

Aradus orientalis, [550]

Araeocerus, [290]

Araschnia levana, A. prorsa, [353]

Arbelidae, [369], [396]

Arceina, [373]

Archiapidae, [21], [22]

Archiapides, [21] f.

Arctia caja, [308];

A. villica, [410]

Arctiidae, [370], [404], [408], [410]

Argiva, [414]

Argynnis, larvae, [354];

A. paphia, androconia, [332]

Argyromoeba sinuata, [76];

A. trifasciata, [486]

Arista, [442]

Army-worm, [416]

Aromia moschata, [188]

Arthropterus, [214]

Asclera caerulea, [267]

Ascodipteron, [520]

Asemorhoptrum lippulum, [160]

Asilidae, [491]

Asilus, [492];

A. crabroniformis, [441]

Asparagus-beetle, [281]

Aspidiotus camelliae, [592];

A. nerii, [595], development of, [596]

Aspidiphorus, [246]

Aspidomorpha, pupa, [283], [284]

Association, of Anergates and Tetramorium, [160];

of ants and other Insects etc., [180] f.;

of Formica and Formicoxenus, [159];

of Strongylognathus and Tetramorium, [162];

of Tomognathus and Leptothorax, [161]

Astata boops, [119]

Astatides, [119]

Asteidae, [504]

Astomella lindeni, [490]

Astynomus, [285]

Atemeles, [225];

and ant, [182]

Athericerous, [441]

Atherix, [481];

A. ibis, [480]

Athous rhombeus, [257]

Atractocerus, [254]

Atrophy of mouth and stomach, [310]

Atta, [137], [164] n., [165], [502]

Attacus, [373];

A. atlas, [373]

Attelabides, [291]

Attini, [158], [159], [165]

Attitude, [381], [384], [385], [388], [412], [413], [425], [429]

Atylotus fulvus, [483]

Autocrates aenea, [275]

Automeris, [373]

Axin, [598]

Azteca, [158]

Azygos oviduct, [321]

Badamia exclamationis, [365]

Barrett, on increase of melanism, [414]

Basket-worms, [393]

Bat-parasites, [521], [560]

Bataillon, on metamorphosis, [306]

Bates, H. W., on classification of butterflies, [344];

on homoeochromatism, [351];

on Megacephala, [201]

Batesian mimicry, [337], [339]

Bathyscia, [221]

Beak, [532]

Beauregard, on vesicating Insects, [275]

Beaver, Insect on, [219], [221]

Becher, on mouth of Diptera, [444] n.

Bed-bug, [559];

enemy of, [558]

Beddard, on animal coloration, [339] n.

Bee (i.e. honey-bee)—see Apis mellifica

Bee-louse or -tick, [520]

Bees, [10] f.

Bees born of carcases, myth, [499]

Bees' nest beetle, [235]

Bees, stylopised, [300], [303]

Beetles, [184] f.

Bellesme, on buzzing, [19]

Belostomidae, [534], [565]

Bembecidae, [482]

Bembecides, [119] f.

Bembex, [509];

B. rostrata, [4], [120], [120] f.;

B. spinolae, [130] n.

Benchucha bug, [559]

Berosus, [218]

Berytidae, [548]

Bibio, [475], [476], [477];

B. marci, [477]

Bibionidae, [475]

Birds and butterflies, [338]

Biscuit-weevil, [247]

Bitoma crenata, [233]

Bittacomorpha, [473]

Black-fly, [530]

Blanchard, on flies attacking man, [517] n.

Blepharoceridae, [464]

Blind beetles, [205], [221], [233]

Blissus leucopterus, [548]

Blister-beetles, [269]

Blochmann, on founding new nests, [145]

Blood-sucking, Diptera, [457];

Mosquitoes, [467]

Blood-worms, [468]

Blow-flies, [511]

Blue-bottles, [511]

Bogus Yucca-moth, [433]

Boletophila luminosa, [463]

Boll-worm, [416]

Bombardier-beetles, [201]

Bombus, [53] f.;

insect in nest of, [221];

fleas in nests of, [525];

parasite of, [94], [497];

proboscis of, [13] f., [14];

B. agrorum, [54];

B. lapidarius, [54];

B. muscorum, [57];

B. variabilis, [60]

Bombyces, [367]

Bombycidae, [368], [375], [406]

Bombyliidae, [485]

Bombylius major, [488]

Bombyx mori, [375];

B. yamamai, [325]

Book-worm, [247]

Borboridae, [504]

Borborus, [505]

Borocera madagascariensis, [405]

Bostrichidae, [246]

Bot-flies, [514]

Brachelytra, [224]

Brachycera, [441], [454]

Brachycerides, [291]

Brachyscelides, [592], [598]

Brachytarsus, [290]

Braconidae, [590]

Bradypus cuculliger, Tineid on, [430]

Brahmaeidae, [368], [374]

Brain, [320];

cephalic and thoracic, [449]

Branchiae, [208], [244]

Brands, [332]

Brassolides, [349]

Brathinus, [223]

Brauer, on Dipterous larvae, [451];

on Oestridae, [514]

Braula coeca, [520]

Braulidae, [520]

Breastbone, [459]

Breeze-flies, [443], [481]

Breitenbach, on proboscis of Lepidoptera, [311] n.

Breithaupt, on proboscis of bee, [15];

on deglutition of bees, [18]

Brenthidae, [295]

Brenthus anchorago, [297]

Brephos notha, [415], [416]

Brimstones, [357]

Brontes planatus, [234]

Brown-tail moths, [407]

Bruchidae, [276]

Bruchus fabae and B. lentis, [277], B. pisi, [277]

Bryophila, [418]

Buckell, on development of pattern, [335]

Buffalo-gnats, [477]

Bugong-moth, [417]

Bugonia-myth, [499]

Bull-dog ants, [171], [173]

Bull's-horn thorn and ants, [168]

Bumble bee—see Bombus

Buprestidae, [261]

Buprestis attenuate, supposed larvae of, [262] n.

Burgess, on suction, [311]

Burnet-moths, [390]

Burrows, of Dasypoda, [27];

of Halictus, [24], [25];

of Odynerus, [74]

Bursa copulatrix, [321]

Burying-beetles, [221]

Butterflies, [341] f.

Buzzing, [19]

Byrrhidae, [242], [255]

Byrrhus pilula, [242]

Bythoscopidae, [578]

Byturus, [241]

Cadphises moorei, [391]

Calandrides, [289]

Calcium oxalate, [406]

Calicurgus, [101];

C. hyalinatus, [102], [106]

Caligo eurylochus, [350]

Callidea baro, [303] n.

Callidulidae, [370], [400]

Calliphora; [448];

C. erythrocephala, C. vomitoria, [511]

Callirhipis dejeani, [256]

Callomyia, [496]

Callostoma fascipennis, [489]

Caloptenus, [270];

C. italicus, [489], C. spretus, [488], [506], enemies of

Calypter, calypterate, [448]

Calyptrate Muscidae, [448], [504]

Camberwell Beauty, [352]

Camel bot-fly, [515]

Camponotides, [144]

Camponotus, [145];

C. ligniperdus, [138], [145], [147];

C. pennsylvanicus, [138], [146];

C. rubripes, [131];

C. rufipes, [137]

Camptosomes, [279], [281]

Canephorinae, [394], [395]

Cantharidae, [269] f.

Cantharides, [270]

Capsidae, [561]

Capsus laniarius, [539]

Carabidae, [204] f.

Carabides, [206]

Caraboidea, [190], [200] f.

Carcinocoris, [554]

Carder-bees, [45] f., [45]

Cardiocondyla, [161]

Cardiophorus, [258]

Carlet, on sting, [6];

on sound-organs of Cicada, [574]

Carnivora, [200]

Carotine, [549]

Carpenter-bees, [33]

Carpenter-worms, [395]

Carpets, [411]

Carpocapsa juliana, C. pomonella, C. splendana, C. saltitans, [428]

Carpophagus, [278]

Carteria lacca, [597]

Carus, on paedogenesis, [461]

Caryoborus, [278]

Case, [281], [392], [393], [394], [417], [422], [423], [430], [431]

Cassidides, [279], [283]

Caste-production, [142]

Castnia, [307], [309], [316], [319];

C. eudesmia, C. therapon, [372]

Castniidae, [369], [371]

Castor canadensis, parasite of, [219]

Cataclysta lemnata, [423]

Caterpillar, [322], [324], [325];

of Diptera, [474]

Catopomorphus, [221]

Cauda, [538], [588]

Cave-beetles, [205], [221]

Cebrionides, [260]

Cecidipta excoecaria, [424]

Cecidomyia buxi, [459];

C. destructor, [460];

C. tritici, [460]

Cecidomyiidae, [455] n., [458]

Cecropia, plant and ants, [158]

Cedeocera, [297] n.

Cell, of wing, [317], [318];

complete and incomplete, [116] n.

Cells, formation of, by bees, [21], [22], [24], [25], [28], [33], [34], [35], [46], [48], [51], [52], [54], [56], [60];

earthen, [72], [106];

of Coelonites, [89]

Celyphidae, [504]

Celyphus, [505]

Cemonus unicolor, [128]

Cephaloidae, [275]

Cephalomyia maculata, [515]

Cephaloon, [275]

Cephalothorax, [465];

of Stylops-larva, [302]

Cephenomyia rufibarbis, [517]

Cerambycidae, [278], [285]

Cerambycides, [287]

Ceramius, [89];

C. lusitanicus, [89]

Ceranchia, [374]

Cerapachys, [175] n.

Ceratina, [11], [32]

Ceratocampidae, [368], [375]

Ceratocombidae, [559]

Ceratognathini, [194], [195]

Ceratonema, [401]

Ceratopogon, [469];

C. bipunctatus, C. pulicaris, C. varius, [470]

Cerceris, [125];

C. arenaria, [125];

C. bupresticida, [125];

C. labiata, [125];

C. tuberculata, [126]

Cercopidae, [577]

Ceresa bubalus, C. taurina, [577]

Cerocoma schaefferi, [275]

Cerophytides, [260]

Ceroplastes ceriferus, [597]

Ceroplatus mastersi, [463]

Cerura vinula, [383]

Cervical sclerites, [472]

Cetonia, in ants'-nests, [149];

C. floricola, [200]

Cetoniides, [195], [199]

Chaerocampa, [380]; recte Choerocampa

Chaetophorous, [446]

Chaetotaxy, [446]

Chafers, [194] f.

Chalcosiidae, [391], [420]

Chalia hockingi, [394]

Chalicodoma, [32], [35];

C. muraria, [30], [35] f., [36], [254], [486];

C. parietina, C. pyrenaica, [39]

Change of habit in larva, [301], [431]

Chapman, Dr. T. A., on Chrysis, [3];

on classification of pupae of Lepidoptera, [367];

on Hepialus, [398];

on Metoecus paradoxus, [268];

on pupa of Lepidoptera, [327] n.

Charagia, [396]

Chartergus chartarius, nest of, [82], [83]

Cheilosia chrysocoma, [439]

Cheimatobia brumata, [414]

Cheliomyrmex, [180]

Chelonariides, [242]

Chelonia, [410]

Chelostoma, [35]

Chennium bituberculatum, [224]

Chermes, [583], [586], [587];

C. abietis, [586], [587], [589]

Cheshire, on proboscis of bee, [15]

Chigger, [525]

Child, on sense-organ, [442]

China-marks, [421]

Chinch-bug, [548]

Chionea araneoides, [474]

Chiromyzidae, [479]

Chironomidae, [468], [474]

Chironomus, [440], [468]

Chlamydes, [279]

Chlorion, [110]ü

Chloropidae, [504]

Chlorops, [504]

Choerocampa elpenor, [380]

Choerocampini, [381]

Cholodkovsky on Chermes, [586]

Choragus sheppardi, [290]

Chorion, [322]

Chrysalis, [326], [344]

Chrysauginae, [423]

Chrysididae, [1] f.

Chrysiridia madagascariensis, [419]

Chrysis bidentata, [3];

C. ignita, [3];

C. shanghaiensis, [4]

Chrysochus pretiosus, [279]

Chrysocoris grandis, [303] n.

Chrysomelidae, [276], [278] f.

Chrysomelides, [279]

Chrysopolomidae, [396]

Chrysops, [482]

Cicada, [123];

C. plebeia, [574];

C. septendecim, [569]

Cicadellinae, [578]

Cicadidae, [568] f.

Cicindela hybrida, [202]

Cicindelidae, [201] f.

Cicinnus, [378] n.

Cilix glaucata = spinula, [401]

Cimex, [560];

C. lectularius, [559]

Cimicidae, [559]

Cioidae, [245]

Cis melliei, [245]

Cistelidae, [264]

Cistus salvifolius, beetle-larvae in, [282]

Cithaerias, [348]

Citheronia, [375]

Cixiides, [576]

Cixius, [575]

Clambidae, [223]

Clasper, [314]

Classification, of ants, [144];

of bees, [20];

of butterflies, [341];

of Coleoptera, [189];

of Diptera, [454] f.;

of Hemiptera, [543];

of Hymenoptera Aculeata, [10];

of Lepidoptera, [339] f.;

of moths, [366] f.

Clavicornia, [189], [213], [265]

Claviger testaceus, [224]

Clavigerides, [224]

Clavus, [539]

Clear-wings, [386]

Cleggs, [481]

Cleosiris, [400]

Cleptes, [2], [4]

Cleridae, [253]

Click-beetles, [256]

Clicking butterfly, [354]

Clidicus, [223]

Clisiocampa neustria, [322]

Clothes-moths, [430]

Clouded-yellows, [357]

Clypeus, [307]

Clythra in ants'-nests, [149]

Clythrides, [279]

Cnemidotus caesus, [209]

Cnethocampa processionea, [376]

Coarctate larva, [271]

Coccidae, [592] f.;

destroyer of, [290]

Coccidula, [239]

Coccinellidae, [237]

Coccus cacti, [598];

C. mannifera, [597]

Cochineal Insect, [598]

Cochliopodidae, [402] n.

Cochlophora, [394]

Cockchafer, [198]

Cockroach, parasite of, [269]

Cock-tail, [225]

Cocoon, [46], [55], [66], [109], [122], [328], [347], [373], [376], [384], [385], [391], [403], [404], [405], [407], [419], [424], [436], [460], [462], [494];

flax-seed, [460];

of ants, [134];

aquatic, [280], [377]

Cocytia durvillii, [382]

Cocytiidae, [382]

Codling-moth, [428]

Coelioxys, [31]

Coelonites, [89];

C. abbreviatus, cells of, [89]

Coenomyia ferruginea, [480]

Coenomyiidae, [479]

Coenonympha, [348]

Colaenis, [351]

Coleophora, [431]

Coleoptera, [184] f.

Colletes, [22];

C. daviesanus, [30]

Colobopsis, [138]

Colon, [320]

Colorado beetle, [278]

Colour, corresponding with locale, [201];

and surroundings, [337];

of larva and habits, [336];

of Sphingidae larvae, [381];

physiology of larval, [413];

of caterpillars and sex, [325];

development of, in Hemiptera, [542];

of eyes, [440]

Coluocera formicaria, [240]

Colydiidae, [233], [234]

Colydium, [233]

Comb, [63], [64], [65], [78], [79]

Combs and brushes, [134]

Compound pupa, [452]

Composmyia, [512]

Comstock, on nervures, [317] n.

Conchylidae, [427]

Connexivum, [538]

Conopidae, [497], [504]

Conorhinus sanguisuga, [559]

Copiopteryx, [373]

Copium clavicorne, [550]

Copius, [547]

Copper butterflies, [356]

Coprides, [195] f.

Coprini, [195] n.

Copris hispanus, [197]

Copulatory pouch, [320], [321]

Cordyluridae, [504]

Coreidae, [546]

Corethra, [467]

Corium, [539]

Corixa, [567]

Corixidae, [567]

Corn-leaves, larva on, [281]

Coronidia, [419]

Corotoca, [227]

Corticaria, [240]

Corylophidae, [228]

Corynetides, [253]

Coscinocera hercules, [372]

Cossidae, [369], [395]

Cossonides, [294]

Cossus, [309];

C. ligniperda, [319]

Costal nervure, [318]

Cotton-stainer bug, [548]

Cotton-worm, [416]

Courtship, [494];

of Hepialus, [398] f.

Coxa, [307]

Crabro, [129];

C. cephalotes, [129];

C. stirpicola, [130] n.

Crabronides, [128] f.

Crambidae, [425]

Crane-flies, [471]

Cratoparis, [290]

Cremaster, [327], [328], [344], [426]

Cremastochilini, [200]

Cremastochilus, [200]

Cremastogaster, [165], [213];

C. tricolor, [165]

Crepitation, [213], [214]

Criocerides, [279], [280]

Crioceris asparagi, [281];

C. merdigera, [281]

Crossocerus, [130];

C. wesmaeli, [130]

Cryptocephalides, [279]

Cryptocephalus, [282]

Cryptocerata, [544], [562] f.

Cryptocerini, [132], [134], [158], [159], [169]

Cryptocerus, [138];

C. atratus, [170]

Cryptophagidae, [235], [237]

Cryptophagus dentatus, [235]

Cryptostomes, [279], [282]

Cteniza ariana, destroyer of, [490]

Ctenophora, [475]

Ctenostylidae, [517]

Ctenuchinae, [409]

Cuckoo-bees, [22]

Cuckoo-spit, [577]

Cucujidae, [232], [234]

Cucujos, [258]

Cuculinae, [20]

Culex pipiens, [466]

Culicidae, [466] f.

Cultelli, [443]

Cuneus, [539], [540]

Cupesidae, [234]

Curculionidae, [290]

Curtice, on Hypoderma, [516]

Curupira, [465]

Cut-worms, [415]

Cyathoceridae, [243]

Cybister laterimarginalis or roeseli, [210];

C. tripunctatus, [211]

Cybocephalus, [232]

Cyclica, [279], [282]

Cyclorrhapha, [454];

C. Aschiza, [455], [494] f.;

C. Schizophora, [456], [503] f.

Cylidrus, [253]

Cylindrotomina, [474]

Cymatophoridae, [368], [386]

Cymbidae, [410]

Cynomyia mortuorum, [510]

Cyphagogus segnipes, [296]

Cyphanta, [368] n.

Cyphonia clavata, [576]

Cyphonidae, [255]

Cyrtidae, [489]

Cyrtocorides, [545]

Cyrtocoris monstrosus, [546]

Dacnides, [237]

Dactylopius citri, [595]

Daddy-long-legs, [471]

Dakruma coccidivora, [424]

Dalla Torre, Catalogue of Hymenoptera, [21]

Danaides, [344], [347]

Danaioid Heliconiidae, [346]

Danais archippus, or plexippus, [345]

Dances, [351], [464], [493], [554]

Darwin, C., on Pelobius, [208]

Darwin, F., on proboscis of Lepidoptera, [311] n.

Dascillidae, [243], [255]

Dascillus cervinus, [255]

Dasychira pudibunda, [408];

D. rossii, [407]

Dasygastres, [20], [35] f.

Dasypoda hirtipes, [27]

Dead-leaf butterfly, [353]

Death-watches, [248], [254]

December-moth, [406]

Deer bot-fly, [517]

Deer-fly, [518]

Delphacides, [576]

Deltocephalus inimicus, [578]

Deltoidae, [418], [423]

Denudatae, [20], [29]

Deporaus, [291]

Dermatobia noxialis, [517]

Dermestidae, [241]

Deroca, [400]

Derodontidae, [244], [253]

Derodontus maculatus, [245]

De Saussure, on wasps' nests, [81]

Devil's coach-horse, [225]

Dewitz, on development, of sting, [8];

of thoracic appendages, [9]

Dexiidae, [510]

Diactor bilineatus, [547]

Dianeura, [392]

Diateina holymenoides, [547]

Dichoptic, [440]

Dicthadia, [178], [180]

Dictyocicada, [543]

Dilophus febrilis, [477];

D. vulgaris, [476]

Dimera, [544]

Dimorphic, generations, [586];

males, [161], [172]

Dimorphism, [139];

of wings, [549]

Dinapate wrightii, [246]

Dingar, [70]

Dinoponera grandis, [132], [134], [171]

Dionychopus niveus, [410]

Diopsidae, [503], [504], [505]

Diopsis apicalis, [503]

Dioptinae, [409]

Dioptoma adamsi, [251]

Dioscorea batatas, beetle-larvae in, [280]

Dioxys cincta, [32], [43]

Diphyllides, [237]

Diplocotes, [248]

Diplonychus, [566]

Diploplectron, [119]

Diploptera, [10], [71] f.

Diplosara lignivora, [429]

Diplosis, [459];

D. resinicola, [459]

Dipsocoris alienus, [559]

Diptera, [438] f.

Dipterous parasitic larva, [26]

Dirphia tarquinia, [377]

Discocellular nervures, [318]

Dismorphia, [346], [357]

Dissociation of embryo, [70] n.

Dixa, [471]

Dixidae, [471]

Dohrn, Anton, on Hemiptera, [538]

Dolichoderides, [157]

Dolichopidae, [493]

Dolichopus undulatus, [441]

Dolichurus haemorrhous, [116]

Donacia, [280]

Donaciides, [279]

Dorsal vessel, [320];

[529]—see also Internal Anatomy

Dorycera, [504]

Doryceridae, [504]

Dorylides, [174] f.

Dorylini, [175], [177]

Dorylus, [133], [177], [179];

D. helvolus, [178]

Doryphora decemlineata, [278]

Dragon, [383], [385]

Drepanidae, [370], [400]

Drepanosiphum platanoides, [585]

Drepanulidae, [400]

Drilides, [248]

Driver ants, [178]

Drones, [63], [67], [69]

Drosophilidae, [504]

Drurya, [362]

Dryomyzidae, [504]

Dryophthorus, [289]

Dubois, on luminescence, [259]

Dudgeon, on Badamia, [365]

Dufour, on host helping parasite, [26]

Duke of Burgundy fritillary, [355]

Duration, of ant-colonies, [154];

of wasp-colonies, [70] n., [80];

of life—see Longevity

Durrant, on moth-cases, [431]

Dutch bulbs, larva in, [501]

Dyar, classification of larvae of moths, [367]

Dycladia, [389]

Dynastes, [199]

Dynastides, [195], [199]

Dysdercus suturellus, [548]

Dytiscidae, [210] f.

Dytiscus, [211]

Earias, [410]

Eau de Javelle, [368] n.

Echinophthirius, [600]

Eciton, [159], [175], f;

E. hamatum, [175], [177]

Ecitonini, [174], [175] f.

Ecpantheria, [409]

Ectatomma auratum, [131]

Ectrephes kingi, [248]

Edible larvae, [287]

Egg, [305], [435], [468];

as food, [504], [568];

of bot-fly, [514], [515];

of Capsidae, [561];

carried, [547], [551], [566];

of Endochus, [558];

of Reduviidae, [559];

of flea, [524];

laid by pupa, [469];

of Lepidoptera, [321], [322];

of Nepa, [564];

numerous, [397], few, [197];

standing out string of, [378];

swallowed, [508]

Egg-tubes, [321]

Eggers, [322], [405]

Elaphidion villosum, [286]

Elaphomyia, [505]

Elateridae, [256]

Elaterides, [260]

Eleodes, [263]

Elephantomyia, [472]

Elmides, [244]

Elymnias, [348]

Elymniidae, [348]

Elytra, [184], [186], [539]

Embolium, [539]

Embryonic dissociation, [70] n.

Emenadia flabellata, [269]

Emery on classification of ants, [144];

on polymorphism in ants, [143]

Emesiides, [555]

Emperor-moth, [374]

Empidae, [492], [494]

Empodium, [446]

Empretia stimulans, [403]

Encyrtus, [34];

Encyrtus fuscicollis, embryology of, [70]

Endomychidae, [237], [239]

Endotrichiinae, [423]

Endromidae, [369], [406]

Energopoda, [457], [491]

Enhydrus, [216]

Entomophila, [10]

Enzyme, [259]

Epeolus variegatus, [30]

Ephestia kuhniella, [306], [424]

Ephydridae, [504]

Ephyra pendularia, [412]

Epiblemidae, [427]

Epicausis smithi, [409]

Epichnopteryx, [395]

Epicopeiidae, [368], [418]

Epicranium, [307]

Epicypta scatophora, [463]

Epidapus scabiei, [462]

Epilachnides, [238]

Epimeron, [307]

Epinotia funebrana, [428];

E. hypericana, parasite of, [476]

Epipaschiinae, [423]

Epipharyngeal sclerites, [14]

Epipharynx, [14], [308], [443], [600]

Epiplemidae, [368], [420]

Epipyrops, [404]

Episternum, [307]

Epitritus, [170]

Epuraea, [232]

Erastria scitula, [417]

Erebia, [347];

E. aethiops, [347]

Erebides, [418]

Eremochaeta, [457]

Eremochaetous, [446]

Eremocoris, [548]

Ergatandrous, [140] n.

Ergatogynous, [140] n., [142]

Ergatoid, [140]

Ericerus pela, [597]

Eriocephala, [308];

E. calthella, [434]

Eriocephalidae, [433]

Eriocera, [472]

Eristalis, [499]

Ermine-moths, [409]

Erotylidae, [235], [236]

Erucaeformia, [475]

Erycides, [364]

Erycinidae, [341], [354], [358]

Erycinides, [355]

Ethon, [262]

Eucephalous larvae, [450]

Eucera, [32]

Eucharis myrmeciae, [173]

Euchloe cardamines, egg, [322];

larva, [358], [359];

pupa, [358];

E. genutia, [358]

Euchroma goliath, [261]

Eucinetus, [256]

Eucleidae, [401]

Euclidia mi, [415]

Eucnemides, [260]

Eudaemonia, [373]

Eudamus proteus, [340]

Eueides, [351]

Eugereon hockingi, [542]

Euglossa, [34];

E. cordata, [35]

Eugnoristus monachus, [289]

Eulema, [35]

Eulen, [414]

Eulyes, [558]

Eumaeus, [355]

Eumenes arbustorum, [73];

E. coarctata, [73], [74];

E. conica, [74];

E. flavopicta, [72];

E. pomiformis, [72];

E. unguiculata, [73]

Eumenidae, [72] f.

Eumolpides, [279]

Eumyiid flies, [456]

Euparagia, [89]

Euphoria, [200]

Euplocia, [408]

Euploea, [345]

Eupoda, [279], [280]

Eupsalis minuta, [296]

Eupterotidae, [368], [376]

Eurygona, larva, [355]

Euschemon rafflesiae, [371]

Eusemia vitticoides, [410]

Eusthenes pratti, [533]

Euthyrhynchus floridanus, [546]

Excoecaria biglandulosa, [424]

Excrement as covering, [281], [283], [463]—see also Adapted excrement.

Excremental dwellings, [284], [379]

External structure, of Aphidae, [588];

of Chrysididae, [2];

of Coleoptera, [185];

of Diptera, [439] f.;

of fleas, [523];

of Hemiptera, [534];

of Hepialus, [400];

of Hymenoptera Aculeata, [5];

of Lepidoptera, [307] f.;

of Thrips, [527]

Exudation of fluid, [238]

Eye-collar, [387]

Eyes, four in number, [215], [251], [476]

Fabre, J. H., on Ammophila, [111];

on Anthrax, [486];

on Bembex, [120] f.;

on Calicurgus, [101];

on Chalicodoma, [37] f.;

on Eumenes, [72];

on Halictus, [24];

on Miltogramma, [509];

on Osmia, [48] f.;

on Scarabaeus, [196];

on Scolia, [97] f.;

on Sitaris, [272];

on Sphex, [108];

on Stelis nasuta, [30]

False cones of Chermes, [587]

Families of moths, key to, [368] f.

Feeding young, [147]

Fertonius luteicollis, [130]

Fever-fly, [477]

Filaria, and Mosquitos, [468]

Filicornia, [200]

Finding nest, [38] f., [126]

Finn, on protected butterflies, [345] n.

Flagella, [384], [442]

Flatides, [576]

Flax-seed cocoon, [460]

Fleas, [522] f.

Fly-disease, [513]

Food, abstinence from, [254];

of bee-larvae, [19];

small in amount, [277]

Food-reservoir, [320]

Footmen, [409]

Forbes, on ant sounds, [155]

Forel, Aug., on tropical American Ants, [138];

on classification of Ants, [144]

Forest-fly, [518]

Formica exsectoides, [149];

F. fusca, [137], [150], [151];

F. rufa, [148], [154];

F. sanguinea, [149];

F. schavfussi, [152]

Formicidae, [131] f.

Formicoxenus nitidulus, [148], [159]

Fornax, [260]

Fossil, Ants, [143];

Beetles, [261];

Diptera, [458];

Hemiptera, [542];

Thrips, [531];

Wasps, [88]—see also Palaeozoic

Fossores, [7], [10], [90] f., [346];

classification, [93]

Fossorial solitary wasps—see Fossores

Founding new nests, Ants, [145] f.

Frenulum, [316], [318], [319], [400]

Friederich, on Parnid larvae, [244]

Friese, on habits and classification of bees, [21];

on hosts and parasites, [30] f.

Fritillaries, [352], [354]

Froghoppers, [577]

Frog-spit, [577]

Frontal ganglion, [320]

Fulgora candelaria, [575]

Fulgoridae, [543], [574];

larva living on, [404]

Fulgorina, [543]

Fumea, [393], [395]

Fungus cultivated by ants, [167]

Fungus-gnats, [462]

Funnel-twister, [292]

Gad-flies, [481]

Gahan, J. C., on Praogena, [264]

Galea, [309]

Galerucides, [279]

Galgulidae, [562]

Galleria mettonella, [306], [331]

Galleriidae, [423]

Gall-midge-flies, [461]

Galls, [262], [430], [424];

of Coccidae, [598];

of Aphids and Phylloxera, [587];

of Psyllidae, [580];

of Thrips, [530]

Ganglbauer, on Staphylinidae, [224]

Garden-whites, [357]

Garman, on mouth-parts of Thysanoptera, [528]

Gastropacha quercifolia, [405]

Gastrophilus equi, [515]

Gavara, [401]

Gelechiides, [429]

Gena, [185]

Generations, [306]

Geometers, [411]

Geometridae, [368], [411], [416], [420]

Geomyzidae, [504]

Georyssidae, [243]

Georyssus pygmaeus, [243]

Geotrupes, stridulation of, [195]

Gerrides, [552]

Gerris, [535], [552]

Ghilianella filiventris, [555]

Ghost-moths, [396]

Giraffomyia, [505]

Girdlers, [286]

Glands, [321], [323], [331], [363], [399], [538], [553];

accessory, [320];

of Filippi, [324];

mandibular, [216];

salivary, [326];

silk-, [325];

stink-, [257];

wax-, [589]

Glaphyrini, [195] n.

Glaphyroptera picta, [441]

Glaucopides, [339]

Glossa, [309]

Glossina morsitans, [512], [513]

Glow-worms, [248];

New Zealand, [363]

Glyptus, [206]

Gnats, [466], [468]

Gnophaela, [409]

Gnostidae, [223]

Goat-moths, [395]—see also Cossus

Godart on trumpeter-bee, [58]

Godman and Salvin, on spermathecal bodies, [321]

Gold-tail moths, [407]

Gonapophyses, [9], [305]

Gonin, on development of wing, [328], [329]

Goossens, on legs of Lepidoptera larvae, [323]

Gossyparia, [597]

Graber, on mouth of louse, [599]

Grapholitha sebastianiae, [428]

Grapholithidae, [427]

Grass-moths, [425]

Grayling, [347]

Green, E. E., on classification of Coccidae, [593]

Green-bottles, [511]

Green-fly, [581] f.

Ground-beetles, [204] f.

Ground-pearls, [592], [598]—see also Margarodes

Grypocera, [341]

Guest-ant, [159]

Gula, [185]

Gymnocerata, [544], [544] f.

Gymnodomes, [82]

Gyrinidae, [201], [215]

Gyrinus, [215]

Haase, on mimicry, [339] n.

Hadrus lepidotus, [482]

Haematobia serrata, [512]

Haematomyzus elephantis, [600]

Haematopota, [482];

H. pluvialis, [483], [443]

Haemoglobin, [468]

Haemonia, [280];

H. curtisi, [280]

Haetera, [348]

Hag-moth, [403]

Hairs, plumose or feathered, [11], [12];

of Dermestid larvae, [241]—see also Setae

Half-loopers, [415]

Halias, [410]

Halictus, [23];

H. lineolatus, [24];

H. malachurus, [23];

H. maculatus, [25];

H. morio, [24];

H. quadricinctus, [22], [25];

H. rubicundus, [26];

H. sexcinctus, [24], [269]

Haliplidae, [209]

Halirytus amphibius, [474]

Halobates, [552];

H. sobrinus, [551]

Halobatodes, [553]

Halteres, [438], [448], [593]

Halticides, [278], [279]

Hamadryas, [347]

Hammock-moth, [379]

Hampson, on classification of moths, [367] f.;

on clicking butterfly, [354];

on frenulum, [316]

Hampsonia pulcherrima, [391]

Handlirsch, on Bombus, [58]

Harpactorides, [558]

Harpalides, [206]

Harpalus, [205];

H. caliginosus, [185]

Harpes, [314]

Hart, C. A., on larvae of Diptera, [473]

Hart, J. H., on the parasol-ant, [142]

Harvesting ants, [164]

Hatchett Jackson, on colour of larvae, [325]

Haustellata, [366]

Haustellum, [308]

Hawk-moths, [380] f.

Head-vesicle, [442]

Hearing, organs of, [191], [313]

Heath-butterfly, [347]

Hebridae, [551]

Hebrus, [551]

Hecatesia, [371]

Heerwurm, [464]

Heliconiidae, [346]

Heliconiides, [351]

Heliconius, [346];

H. erato, H. melpomene, H. rhea, [351]

Heliothis armigera, [416]

Helluodes taprobanae, [206]

Helochares, [218]

Helodes, [255]

Helomyzidae, [504]

Helopeltis, [561]

Helotidae, [235]

Hemaris, [383]

Hemerodromia, [493]

Hemidiptera haeckeli, [553]

Hemi-elytra, [539]

Hemileucidae, [374]

Hemiptera, [532] f.

Henicocephalidae, [554]

Hepialidae, [306], [369], [396] f.

Hepialus, [309], [310], [311], [317], [319], [322];

H. humuli and others, [396] f.;

H. lupulinus, [397]

Heredity, [454]

Heriades, [35]

Hermatobates haddoni, [553]

Hermetia, [479]

Hesperiidae, [341], [342], [363]

Hessian fly, [452], [460]

Hestia idea, [340]

Heterocera, [340], [366], f.

Heteroceridae, [219], [243]

Heterogenea, [402]

Heterogeneidae, [402]

Heterogyna, [10], [131] f.

Heterogynidae, [369], [392]

Heterogynis, [369] n., [392]

Heteromera, [190], [262] f.

Heteroneuridae, [504]

Heteronotus trinodosus, [576]

Heteroptera, [532], [534], [535], [539], [543]

Heterotarsini, [264]

Hexatoma pellucens, [441]

Heylaerts, on Psychidae, [392]

Hibernation, of Vanessa, [352]

Hilara, [493]

Hilbrides, [405]

Hill-ant, see Formica rufa

Hill-grub, [417]

Himantopteridae, [392]

Himera pennaria, [411]

Hippobosca equina, [518]

Hippoboscidae, [518]

Hippopsini, [288]

Hirmoneura obscura, [485]

Hispa,[282]

Hispides, [279], [282]

Histeridae, [230]

Histia, [391]

Histoblasts, [453]

Histolysis, [452], [595]

Hockings, on stingless bees, [63]

Hoffer, on Bombus, [54]

Hollandiidae, [396]

Hololepta, [230]

Holometopa, [504]

Holoptic, [440]

Holoptilides, [557]

Holymenia, [547]

Homoeochromatism, [337], [351]

Homoeoderus mellyi, [193]

Homomorpha, [542]

Homophysinae, [421]

Homoptera, [532], [534], [535], [543], [544];

parasite of, [303], [497]

Honey, [18], [80]

Honey-ant, [152]

Honey-bee—see Apis mellifica

Honey-dew, [580], [589], [597]

Hook-tips, [400]

Hoplopus, [74]

Horn, G. H., on classification of Carabidae, [206];

of Silphidae, [223]

Horn, W., on classification of Cicindelidae, [202] n.

Hornet, [81], [87]

Hornet's-nest beetle, [227]

Horns as food, [430]

Horse bot-fly, [515]

Horse-flies, [481], [518]

Hot springs, Insects in, [479]

House-fly, [511]

Hover-flies, [498]

Hubbard, on ambrosia-beetles, [295];

on Phobetron, [403];

on Xenos, [303]

Huxley, on Aphids, [585], [589];

on sclerites of oesophagus, [15]

Hybocampa milhauseri, [385]

Hybotinae, [492]

Hydnophytum, [139];

H. montanum, [138]

Hydrocampa nymphaeata, [421]

Hydrocampidae, [42]l

Hydrocampinae, [421]

Hydrocores, [562]

Hydrocorisae, [562]

Hydrocyphon deflexicollis, [255]

Hydrometra, [552];

H. stagnorum, [551]

Hydrometridae, [551]

Hydrophilidae, [216] f.

Hydrophilides, [219]

Hydrophilus piceus, [217]

Hydroporides, [201]

Hydroporus, [211], [212]

Hydroscaphidae, [228]

Hydrous caraboides, [218]

Hygrobia, [208]

Hylecoetus dermestoides, [255]

Hylemyia strigosa, [506]

Hymenitis, [346]

Hymenoptera Aculeate, [4] f.;

H. Tubulifera, [1] f.

Hyper-metamorphosis, [270], [488]

Hypertely, in Kallima, [354]

Hyphydrus, [212]

Hypnody, [489]

Hypocephalus armatus, [288]

Hypochlorite of potash, [368] n.

Hypoderma bovis, H. lineata, [515]

Hyponomeuta, parasite of, [70] n.

Hypopharyngeal sclerites, [14], [17]

Hypopharynx, [15] n., [324], [443], [524], [600]

Hypopygium, [446]

Hypsidae, [370], [408]

Hypsoides radama, [376]

Hystrichopsylla talpae, [523]

Idia fasciata, [513]

Idolothrips spectrum, [527]

Imaginal discs or folds, [596]

Imbauba ant, [158]

Individual, [585]

Inedible associations, [338], [339]

Infericornia, [548]

Infra-oesophageal ganglion, [541]

Inquilines, [30], [81]

Insects as food, [417], [504], [568]

Instars, of Aspidiotus, [596];

of Coccidae, [595];

of Epicauta, [271]

Instinct, [235], [274], [373], [403], [424], [487], [546];

of Ants, [590];

of Bembex, [121];

of Chalicodoma, [37];

of Dasypoda, [28];

of Melipona, [64];

of Miltogramma and Bembex, [509];

of Odynerus, [76];

of Osmia, [48] f.;

of Pompilus, [102];

of Rhynchites, [292];

of Trigona, [64]

Internal anatomy, of Diptera, [449];

of Hepialus, [400];

of Hemiptera, [540];

of Lepidoptera, [319] f.;

of larva of Lepidoptera, [324];

of Lice, [600]

Internal nervures, [318]

Iodine, [213]

Ipides, [232]

Ischium, [523]

Ischnogaster, [82], [88];

I. mellyi, [87]

Isoderminae, [550]

Isomera, [190]

Issides, [576]

Ithomia, [346];

I. pusio, [346]

Ithomiides, [346], [351]

Ituna, [346]

Ityraea nigrocincta, [576]

Jassidae, [578]

Jiga, or "mimic me," [92]

Johnston's organ, [442]

Jordan, on antennae of butterflies, [341] n.;

on Thysanoptera, [529] f.

Jugatae, [366]

Jugum, [316], [400]

Jugurthia, [89]

Julodis, [262]

Jumping-beans, [428]

Kallima, [353]

Karbi, [63]

Kellogg, on Lepidopterous structure, [307] f.

Kentish glory, [406]

Kermes, [597]

Knot-horns, [424]

Komarovia victoriosa, [99]

Koo-chah-bee, [504]

Kootchar, [63]

Koptorthosoma, [70] n.

Korschelt, on formation of eggs of Nepa, [564]

Künckel d'Herculais, on Volucella, [501]

Kungu cake, [467]

Laap Insects, [581]

Labella, [443]

Labidus, [175], [176], [180]

Labium of Lepidoptera, [310]

Laboulbène, on sound-production by Arctiidae, [410]

Lac, [597]

Lacinia, [309]

Laciniata, [366], [434]

Lacon murinus, [257]

Lacosoma chiridota, [378]

Lady-birds, [237]

Lagoa opercularis, [404]

Lagoidae, [404]

Lagria hirta, [264]

Lagriidae, [264]

Lake, colour, [597]

Lamellicornia, [190] f.;

enemies of, [97]

Lamiides, [287], [288]

Lamprosomides, [279]

Lampyrides, [248]

Lampyris noctiluca, [250]

Langelandia anophthalma, [233]

Languriides, [237]

Lantern-flies, [575]

Laparosticti, [195] n.

Laphria, [492]

Lapidicolous beetles, [205]

Lappet-moth, [405]

Laricobius, [253]

Larra anathema, [117];

L. pompiliformis, [117]

Larrada, [117];

L. modesta, [118]

Larrides, [116] f.

Larvae, of beetles, [188] f., [188];

of Chrysis, [3];

of Dasypoda, [28];

of Hymenoptera, [7];

of Lepidoptera, [323];

of Sphex, [109]

Lasiocampidae, [369], [375], [405]

Lasiorhynchus barbicornis, [297]

Lasius alienus, [140];

founding nest, [146];

L. fuliginosus, [138], [153];

L. niger, [153]

Latridiidae, [240]

Latridius minutus, [240]

Latter, O., on Puss-moth, [384]

Leaf-cutting ants, [165] f.

Leaf-nests (ants), [155]

Lecanium hesperidum, [594];

L. oleae, [417];

L. persicae, [597]

Ledra, [545], [578]

Legs, abdominal, [9]

Leistus spinibarbis, [204]

Lema melanopa, [281]

Lemoniidae, [354]

Léon, on Hemidiptera, [553]

Lepidoptera, [304] f.;

L. Haustellata, L. Laciniata, [366]

Leptalis, [346], [357]

Leptidae, [479]

Leptinidae, [220]

Leptinillus, [221]

Leptinus testaceus, [220]

Leptis scolopacea, [441], [481]

Leptocircus, [362]

Leptoderini, [221]

Leptogenys, [171];

L. falcigera, [171]

Leptomastax, [223]

Leptothorax acervorum, [161]

Lerp Insects, [581]

Leto, [397];

L. venus, [396]

Leucania unipunctata, [416]

Leuckart, on Melophagus, [519]

Leucospis, [46];

L. gigas, [44]

Leuthner, on Odontolabis, [193]

Libythea, [342]

Libytheides, [355]

Lice, [599] f.

Ligula, [16]

Limacodes, [489]

Limacodidae [370], [401];

parasite of, [4]

Limnas chrysippus, [345]

Limnichides, [242]

Limnobia intermedia, [472]

Limnobiinae, [472]

Limochores taumas, [340]

Limothrips denticornis, [530]

Lindeman, on injuries from Thrips, [530]

Lingua, [16]

Lingula, [15]

Liometopum microcephalum, [158]

Lipara lucens, [128], [451]

Liparidae, [406]

Liponeura brevirostris, [465]

Liponeuridae, [464]

Lipoptena cervi, [518]

Liptena, [356]

Lipteninae, [356]

Lita solanella, [430]

Lithophilus, [239]

Lithosiidae, [408]

Lithosiinae, [409]

Llaveia axinus, [598]

Lobster, [383];

Lobster-moth, [385]

Loepa newara, [374]

Lohita grandis, [549]

Lomaptera, [200]

Lomechusa, [142], [225]

Lonchaeidae, [504]

Lonchopteridae, [490]

Longevity, [33], [135], [286], [306];

of Cicada, [569];

of Melolontha, [198];

of Scarabaeus, [197]

Longicorns, [285]

Loopers, [411], [415]

Lorum, [14], [14], [16]

Lowne, on blow-fly, [449];

on foot of Dytiscus, [211]

Lucanidae, [193]

Lucanus cervus, [194];

antenna of, [191]

Luciferase, Luciferine, [259]

Lucilia, [511], [512];

L. caesar, L. macellaria, L. sericata, [512]

Luciola, [249];

L. italica, [249]

Ludia delegorguei, [373]

Luminescence, [250], [258] f., [463], [469]

Lunula, [442]

Lutz, on exudation of Coccinellidae, [238]

Lycaena baetica, [356]

Lycaenidae, [341], [355], [356]

Lycides, [248]

Lycorea, [346]

Lyctides, [246]

Lygaeidae, [548]

Lymantriidae, [370], [406]

Lymexylon navale, [254]

Lymexylonidae, [254]

Lyonnet, on anatomy of caterpillar, [324] n.

Machaerota guttigera, [578]

M‘Cook, on honey-tub ants, [152]

Macrocneme, [389]

Macroglossini, [380]

Macrolepidoptera, [340]

Macronychus quadrituberculatus, [244]

Macrotoma heros, [287]

Maggot, [449]

Malachiidae, [252]

Malachius aeneus, [252]

Malacodermidae, [248], [252], [266]

Malaxation, [110], [126]

Malpighian tubes, [320], [334], [429], [449], [460], [466], [473], [529], [540], [588]

Mamillo curtisea, [378]

Man—see Manna

Mandibles, of Lepidoptera, [308];

of pupa, [436], [437]

Mandibulata, [434], [536]

Manna, [597]

Manson, on Mosquitoes, [468]

Manticora maxillosa, [203];

M. tuberculata, [202]

Marane, [377]

Marbled-white, [347]

Marchal, on embryonic dissociation, [70] n.;

on Ammophila, [111];

on pigments, [334]

Margarodes, [595], [597], [598];

M. vitis, [598]

Marimbouda da casa, [118]

Maruina, [471]

Masaridae, [88] f.

Masaris, [89];

M. vespiformis, [88], [89]

Mason-bee, [35] f.—see Chalicodoma;

of New Zealand, [107]

Mastigus, [223]

Matthews, on Hydroscaphidae and Corylophidae, [228];

on Sphaeriidae, [227]

Maxillae, of Lepidoptera, [309]

Mayer, Paul, on Hemiptera, [536]

Meadow-brown, [347]

Meal-worm, [263], [264]

Mealy-bugs, [592]

Mechanitidae, [346]

Medeterus ambiguus, [493]

Median nervure, [318]

Megacephala, [201]

Megachile, [35], [51];

M. albocincta, [52], [53];

M. anthracina, [52];

M. fasciculata, [52];

M. lanata, [53];

M. proxima, [53]

Megalopides, [279], [282]

Megalopygidae, [404]

Megalybus gracilis, [490]

Meganostoma, [543]

Megarrhina, [445], [467]

Megascelides, [279]

Megasoma, [199]

Megathymus, [371]

Megistorhynchus longirostris, [485]

Meijere, on stigmata, [450]

Meinert, on Anoplura, [600];

on mouth of Diptera, [444];

on paedogenesis, [461];

on Stylops, [302]

Melandryidae, [265]

Melanism, [414]

Melanitis, [351]

Melanophila decostigma, [261]

Melecta, [31], [33];

M. luctuosa, [31]

Meliboeus, larva, [355]

Meligethes, [232]

Melinaea, [351]

Melipona, [53], [62];

M. scutellaris, [64]

Melitaea, larvae, [354]

Mellifera, [10]

Mellinus, [123];

M. arvenis, [123], [124];

M. sabulosus, [124]

Meloe, [33], [274]

Meloidae, [269]

Meloides, [270]

Melolontha vulgaris, [194], [198]

Melolonthides, [195], [198]

Melophagus ovinus, [518], [519]

Melophorus inflatus, [153]

Melyridae, [252]

Membracidae, [576], [578]

Membracis foliata, [577] n.

Membrane, of Hemiptera, [539]

Menorhynchous, [542]

Merodon equestris, [501]

Merrifield, temperature experiments, [337]

Mesodont, [193]

Mesophragma, [312], [445]

Mesoscutellum, [312]

Mesoscutum, [311]

Mesosternum, [307]

Mesovelia, [551]

Mesozoic beetles, [261]

Messor, [164]

Metamorpha, [351]

Metamorphosis, [529];

of Aleurodidae, [591];

of Cicada, [571];

of Coccidae, [594] f.;

of Diptera, [452];

of Hemiptera, [542]

Metapneustic, [450]

Metascutellum, [313]

Methoca ichneumonides, [96]

Metochy, [183]

Metoecus paradoxus, [268]

Meyrick, classification of Lepidoptera, [367]

Miastor, [461]

Mice, insects in nests of, [221]

Microdon, [501], [502]

Microlepidoptera, [340], [427];

trophi, [309]

Micropezidae, [504]

Microphysides, [560]

Microptera, [224]

Micropterism, [549]

Micropterygidae, [369], [435]

Micropteryx, [307] f., [317], [319], [327], [433], [435], [436]

Midge, [461], [470]

Migration, Aphis-, [585]

Mik, on Hilara, [493]

Milichiidae, [504]

Miltogramma, [121], [508]

Mimacraea, [356]

Mimesa bicolor, [128]

Mimesides, [127]

Mimicry, [337] f.—see also Resemblance

Mines, Dipteron in, [474]

Miscophus, [116]

Models, [346]

Moesa-blight, [561], [562]

Mollusca, eaten by beetle-larvae, [252];

larvae mistaken for, [501]—see also Snails

Molossus, parasite of, [560]

Monarch-butterfly, [345]

Monda rhabdophora, [393]

Monema flavescens, [4]

Moniez, on fertilisation of Coccidae, [594]

Monodontomerus nitidus, [44]

Monohammus confusus, [286]

Monomera, [544]

Monommidae, [265]

Monomorium, [560];

M. pharaonis, [163]

Monotomides, [240]

Montezumia dimidiata, nest of, [83]

Mordella, [268]

Mordellidae, [267]

Mordellistena floridensis, [268]

Mormolyce, [205]

Mormolycides, [206]

Morphides, [348]

Morpho, [315], [331], [349];

M. menelaus, [318];

M. achilles, M. epistrophis, larvae of, [349]

Mosquito, [466] f.

Mosquito-bees, [61]

Mosquito-blight, [562]

Moth-flies, [470]

Moths, [366] f.

Motuca fly, [122], [482]

Mouth, absence of, [310], [443], [489], [514], [515], [585], [596]

Mouth-parts, of Diptera, [442] f.;

of fleas, [523];

of Hemiptera, [534], [535];

of Hymenoptera Aculeata, [13];

of Lepidoptera, [307] f.;

of Lice, [599], [600]

Mud-dauber, [113]

Müggenburg, on Melophagus, [518]

Müller, Fritz, on Imbauba-ant, [158];

on Trigona, [64]

Müller, H., on Dasypoda hirtipes, [27]

Müller, W., on South American larvae, [344] n.

Müllerian mimicry, [339]

Mundstachel, [527], [528]

Murray, A., on Lice, [601]

Musca domestica, [511]

Muscidae, [511] f., [517];

M. Acalyptratae, [503] f.;

M. Calyptratae, [448], [504]

Musotimidae, [423]

Mustiliidae, [376]

Mutilla, [94], [95];

M. europaea, [94]

Mutillides, [94] f.

Mycetaea hirta, [239], [240]

Mycetaeidae, [239]

Mycetobia pallipes, [462], [463]

Mycetophagidae, [237]

Mycetophilidae, [462]

Mydaidae, [491]

Mygnimia, [105]

Myiasis, [512]

Myiatropa florea, [499]

Myiodocha tipulina, [557]

Myoditini, [267]

Myopinae, [497], [498]

Myrapetra, [82]

Myrmecia, [171], [172], [173]

Myrmecocystus hortideorum, [152];

M. melliger, [152];

M. mexicanus, [152]

Myrmecodia, [139]

Myrmecophilous Insects, [181] f.

Myrmedonia, [226]

Myrmica laevinodis, [148];

M. rubra, [133];

M. rubra, races ruginodis, scabrinodis, [163]

Myrmicides, [158]

Myrmicini, [159]

Nabides, [556]

Nabis lativentris, [556]

Nacerdes melanura, [266]

Naclia ancilla, [390]

Nagana, [513]

Nagel, on digestion by injection, [212]

Nagoda nigricans, [401]

Nanosella fungi, [228]

Nassonoff, on Strepsiptera, [301] n., [302]

Naucoridae, [565]

Necrobia ruficollis, [253]

Necrophorus, [221]

Nectar, [18]

Neleus interruptus, antenna, [191]

Nematobola orthotricha, [431]

Nematodes, in Thysanoptera, [530]

Nematois metallicus, [321]

Nemeobiides, [355]

Nemeobius lucina, [335], [355]

Nemestrina, [455] n.

Nemestrinidae, [484]

Nemocera, [440];

N. Anomala, N. Vera, [456]

Nemognatha, [304]

Nemosomides, [233]

Neocastniidae, [372]

Neolepidoptera, [366]

Neotropidae, [346]

Nepa, [541];

N. cinerea, [563]

Nepidae, [544], [563]

Nepticula, [431]

Nervous system, Coleoptera, [191]

Nervules, [319], [429]

Nervuration, of Diptera, [447];

of Lepidoptera, [317] f.

Nervures, [318], [319];

development of, [329] f.;

swollen, [347], [348];

of Eumenes, [73]

Nests, of ants, [136] f., [155];

of Formica fusca and Solenopsis fugax, [137];

of Porphyraspis, [284];

of wasps, [79] f., [79], [81], [83], [87]

Netrocera, [341] n.

Neuroblasts, [453]

Newbigin, Miss, on pigments, [334]

Newport, on Meloe, [270]

Nicagini, [195]

Nicolas, on Halictus, [24]

Nilionidae, [265]

Nitidula, [232]

Nitidulidae, [231], [235]

Noctuidae, [311], [370], [410], [411], [414] f.

Node, [131], [134]

Nolidae, [410]

Nolinae, [409]

Nomada, [30];

N. lathburiana, [30];

N. sexfasciata, [30]

Nonne, [407]

Nopal cactus, [598]

Nosodendrides, [242]

Notocyrtus, [558]

Notodontidae, [305], [368], [383]

Notodontina, [411]

Notonectidae, [567]

Number of species: of Apidae, [10];

of Butterflies, [343];

of Coccidae, [593];

of Coleoptera, [184];

of Diptera, [438];

of Fleas, [525];

of Hemiptera, [543];

of Lepidoptera, [306];

of Lice, [600];

of Thrips, [527]

Nun, [407]

Nurses, [66], [134]

Nyctalemon, [419]

Nyctemeridae, [409]

Nycteolinae, [410]

Nycteribia, [521], [522]

Nycteribiidae, [521]

Nymph, of Cicada, [569];

of Thrips, [529]

Nympha inclusa, [452]

Nymphalidae, [341], [343] f.

Nymphalides, [351]

Nymphipara, [518]

Nymphula stagnata, N. stratiotata, [423]

Nyssonides, [123]

Oak-Pruner, [286]

Obtusilingues, [20]

Oceanic bugs, [552]

Ocelli, [325];

O. compositi, [325]

Ochthiphilidae, [504]

Ocneria, [407] n.;

O. dispar, [408]

Ocnerodes, [489]

Ocnogyna, [409]

Ocypus olens, [225]

Odontolabis sinensis, [193]

Odontomachi, [171], [173]

Odour, of bugs, [541]

Odynerus, [74] f., [269];

O. antilope, [75];

O. callosus, [76];

O. parietum, [3];

O. punctum, [77];

O. reniformis, [73], [75];

O. spinipes, [3], [76]

Oecocecis guyonella, [430]

Oecodoma, [137], [164], [165];

Oe. cephalotes, [133]

Oecophylla smaragdina, [147]

Oecophoridae, [429]

Oedeagus, [314] [recte aedeagus]

Oedematopoda princeps, [387]

Oedemeridae, [266]

Oestridae, [514]

Oestrus ovis, [517]

Ogcodes, [489], [490]

Oil-beetles, [269]

Oinophila v-flavum, [430]

Olethreutidae, [427]

Olibrus bicolor, [231]

Oligarces, [461]

Oligonephrous, [542]

Oligoneura, [461]

Ommatophorinae, [414]

Oncideres, [286]

Opetia, [496]

Ophideres fullonica, [311]

Opomyzidae, [504]

Opostega, [429]

Orange-tip, [357]—see also Euchloe

Orectochilus, [216]

Oreta hyalodisca, [400]

Origin of parasitic bees, [32]

Orneodidae, [340], [371], [426]

Ornithoptera, [360];

O. brookiana, [362];

O. paradisea, [360], [361], [362]

Orphnephilidae, [470]

Ortalidae, [504], [506]

Ortalis, [447]

Orthezia, [541], [598]

Orthogenya, [494]

Orthogonius, [206]

Orthoperus atomarius, O. brunnipes, [228]

Orthoptera, [533];

parasite of, [497]

Orthorrhapha, [454];

O. Brachycera, [478] f.;

O. Nemocera, [455], [458] f.

Oryctes nasicornis, [199]

Oscinidae, [504]

Osmeterium, [363]

Osmia, [47], [48] f;

enemy of, [100];

hair of, [11];

O. cyanoxantha, [32];

O. leucomelana, [29];

O. tricornis, [48];

O. tridentata, [48] f.

Osten Sacken on Bugonia, [499];

on Chaetotaxy, [446];

on classification of Diptera, [456];

summary of Portschinsky, [512]

Othniidae, [265]

Otiorhynchides, [437]

Ourocnemis, [355], [356]

Ovaries, [541], [602];

in larva, [325]

Oviduct, [320], [321]

Oviposition, of Cicada, [571];

of Notonecta, [567];

of Tachina, [507]

Ovipositor, [436], [506], [531], [539]

Owlet-moths, [414]

Ox-warbles, [517]

Oxybelus, [129]

Oxychirotinae, [425]

Ozaenides, [214]

Pachypus, [187]

Packard, on Hymenopterous metamorphosis, [7]

Pad, of Lepidoptera, [314]

Paedogenesis, [303], [461]

Pagiopoda, [544]

Palaeolepidoptera, [366]

Palaeomicra, [435]

Palaeotropinae, [347]

Palaeozoic Insects, [311], [542]

Palmer-worm, [323]

Palpicornia, [219]

Paltostoma, [465]

Palustra, [377]

Pangonia longirostris, [482]

Panomoea, [237]

Panurgides, [20]

Papilio, [359];

P. ajax, forms of, [335];

P. antimachus, [362];

P. zalmoxis, [362]

Papilionidae, [342], [357], [359]

Paracelyphus, [505]

Paragia, [89]

Parallel series in Aphidae, [585]

Parandra, [288]

Parapompilus gravesii, [105]

Paraponera clavata, [172]

Paraponyx, [423]

Paraptera, [312]

Parasites, among ants, [183];

of mason-bee, [43];

of larva of Andrena, [26];

of Odynerus, [76]

Parasitic, bees, [23], [29] f.;

Prosopis, [32];

Diptera, [507]

Parasyscia, [175] n.

Parmula, [501]

Parnassius, [342], [362]

Parnidae, [219], [243], [255]

Parnopes carnea, [4]

Parnus, [244]

Parthenogenesis, [24], [85], [86], [395], [430], [469], [530], [583], [594]

Parthenogenetic young, [139] n.

Passalidae, [192];

larva, [192], [262]

Passaloecus, [128]

Patagia, [311], [312]

Pattern, formation of, [335]

Patula, [414]

Paurometabola, [542]

Paussidae, [201], [213]

Paussus cephalotes, etc., [214]

Pavonia, [350]

Pea-weevil, [277]

Peacock butterfly, [352]

Peal, on sound-producing ant, [156]

Peckham, on Fossores, [130] n.;

on instinct, [70], [99]

Pectinicornia, [194]

Pedicinus, [600]

Pediculidae, [599]

Pediculus capitis, [599], [601];

P. melittae, [274];

P. vestimenti, [601]

Pedilidae, [266]

Peduncle, [133], [134]

Pegomyia inanis, [79]

Pelobiidae, [207]

Pelobius tardus, [208]

Pelogonidae, [562]

Pelopaeus, [110], [112] n.;

P. bilineatus, [114];

P. laetus, [113], [117];

P. madraspatanus, [113];

P. spirifex, [112]

Peltasticta, [245]

Peltides, [233]

Pemphigus, [589]

Pemphredon lugubris, [128]

Pemphredonides, [127]

Penis, [314]

Pentamera, [190]

Pentanephria, [466]

Pentatoma, [541];

P. rufipes, [535]

Pentatomidae, [533], [545], [546]

Pepsis, [104], [389];

P. formosus, [105]

Pérez, on bee-parasitism, [32];

on Halictus, [24]

Pericoma canescens, [470]

Pericopinae, [409]

Peridrepana, [401]

Perilitus, [282]

Peripneustic, [450]

Peritracheal spaces, [332], [333]

Perkins, R. C. L., on bee and acarid symbiosis, [70];

on Odynerus, [76];

on Prosopis, [21]

Perophora batesi, P. melsheimeri, [377];

P. sanguinolenta, [379]

Perophoridae, [377]

Perothopides, [260]

Peytoureau, on morphology of abdomen, [313], [314]

Phaeism, [337]

Phalacridae, [231]

Phalacrocera replicata, [474]

Phaloniadae, [427]

Phanaeus splendidulus, antenna of, [191]

Pharynx, [320]

Phaudinae, [392]

Pheidole, [165]

Pheidologeton laboriosus, [159];

P. diversus, [167]

Phenax, [575]

Phengodes hieronymi, [249]

Phengodini, [251]

Philaenus spumarius, [577]

Philanthides, [124] f.

Philanthus apivorus, [127];

P. triangulum, [125]

Phileurus didymus, antenna, [191]

Philonthus nitidus, [225]

Phlebotomus, [470]

Phloea corticata, [545]

Phloeides, [545]

Phloeothrips frumentarius, [530]

Phobetron pithecium, [403]

Phonapate, [246]

Phoridae, [494]

Phosphaenus hemipterus, [249]

Phosphorescence, [250]—see also Luminescence

Phragma, [307], [313]

Phragmocyttares, [81]

Phthanocoris, [543]

Phthiriasis, [601]

Phthirius inguinalis, [601]

Phycitidae, [424]

Phycodromidae, [504]

Phyllocnistis, [431]

Phyllomorpha laciniata, [547], [548]

Phyllorhina, parasite of, [520]

Phylloxera, [587]

Phylogeny of butterflies, [343] n.

Phymatidae, [554]

Phymatopus, [399]

Physapoda or Physopoda, [531]

Phytomyzidae, [504]

Phytophaga, [190], [237], [276] f.

Phytophthires, [544]

Phytoscopic effects, [336]

Pierella, [348]

Pieridae, [341], [357]

Pieris brassicae, [340];

development of wing, [328], [329], [333]

Piesma, [550]

Pigments, [330], [334], [357]

Pilifer, [308]

Pill-beetles, [242]

Pinaridae, [405]

Piophilidae, [504]

Pipunculidae, [496]

Pipunculus, [496]

Pison, [118]

Pit-falls, [481]

Plagiolepis trimeni, [153]

Plagithmysus, [287]

Plant-lice, [581] f.

Plants and ants, [183]

Plataspides, [545]

Platycnema, [496]

Platypezidae, [496]

Platyphora lubbocki, [495]

Platypides, [289], [295]

Platypsyllidae, [219]

Platypsyllus castoris, [219]

Platysoma depressum, [230]

Platystomidae, [504]

Plea minutissima, [567]

Pliny, on Mason-bee, [44]

Ploiaria pallida, [556]

Plume-moths, [426]

Plumules, [331]

Plusia, [415]

Pochazia, [576]

Podilegidae, [32]

Poecilocampa populi, [406]

Poecilocapsus lineatus, [542]

Poecilocyttares, [81]

Pogonomyrmex barbatus, [164]

Pogonostoma, [203]

Poison, of Hymenoptera, [7] f.

Poison-glands, [2]

Poisonous caterpillars, [376], [403], [404], [405]

Polistes, [86];

P. and Stylops, [301], [303]

Pollen-gathering and -carrying, [11], [12]

Polybia, nests of, [81], [82], [83]

Polyctenes fumarius, [560]

Polyctenidae, [560]

Polyergus lucidus, [151];

P. rufescens, [150] f.

Polymorpha (Coleoptera), [189], [190], [213] f.

Polymorphism, [139] f., [143]

Polyphylla fullo, antenna, [191]

Polyploca, [386]

Polyplocidae, [386]

Polyplocotes, [248]

Polyrhachis, [155];

P. pandurus, [156];

P. spinigera, [138]

Pompilidae, [93], [101] f.

Pompilus, [103];

P. polistoides, [104];

P. sericeus, [106]

Ponera contracta, P. ergatandria, P. punctatissima, [172]

Ponerides, [132], [170] f.

Porphyraspis tristis, [284]

Porphyrophora polonica, [597]

Porrorhynchus, [216]

Portschinsky, on habits and development of Muscidae, [507], [512]

Post-metamorphic growth, [141]

Post-scutellum, [307], [312]

Potamogeton pectinatus, beetle on, [280]

Potamophilus acuminatus, [244]

Potassium hydroxide, [328], [384]

Potato-beetle, [278]

Pouch, abdominal, [350], [362]

Poulton, on colours, [336], [339]

Praecostal nervures, [319]

Praescutum, [312]

Pratt, on imaginal discs, [453] n.;

on Melophagus, [519]

Prepona, larva, [354]

Prey, of Fossores, table, [92]

Pria dulcamarae, [232]

Primitive, beetles, [251], [252];

Diptera, [475]

Priocnemis affinis, [5];

P. bicolor, [107]

Priodont, [193]

Prionides, [287]

Proboscis, [13], [14], [16], [17], [304], [307], [309], [311], [443], [482], [485], [532]

Processional maggots, [464]

Processionary caterpillars, [376], [408]

Prodoxidae, [432];

mouth, [309]

Prodoxus, [433]

Pro-legs, [323]

Prolific, Aphids, [589];

Coccids, [594];

Hepialus, [397];

Lice, [601];

Meloe, [274];

Stylops, [301]

Prominents, [383]

Pronuba, [321];

P. yuccasella, [432];

P. synthetica, [432]

Pronymph, [453]

Propodeum, [131], [133]

Propolis, [63]

Propygidium, [187]

Prosopis, [21], [22];

hair of, [11];

proboscis of, [17];

P. signata, [21]

Protection, [43], [413];

of trees by ants, [158];

of plant by ants, [168]

Proterhinidae, [298]

Proterhinus lecontei, [298]

Protolepidoptera, [336]

Protoparce carolina, [309]

Protopaussus, [214]

Psammorycter vermileo, [481]

Pselaphidae, [223];

and ants, [182]

Psen atratus, P. concolor, [127]

Psephenus, [244]

Pseudholoptic, [440] n.

Pseudocorylophidae, [228]

Pseudodicthadia, [180];

P. incerta, [177]

Pseudodoxia limulus, [431]

Pseudomeria graeca, [99]

Pseudomorphides, [205], [206]

Pseudomyrma bicolor, [168]

Pseudomyrmini, [168]

Pseudoneuroptera, [527]

Pseudopaedogenesis, [303]

Pseudopod, [188], [264], [267], [290], [449], [492]

Pseudopontia paradoxa, [357]

Pseudo-pupa, [271], [273]

Pseudotetramera, [190]

Pseudotrimera, [239]

Pseudovespa, [88]

Pseudovarium and Pseudovum, [584]

Pseudovitellus, [588]

Psilidae, [504]

Psiliglossa, larva, [8]

Psilocephala, [484]

Psilura monacha, [407]

Psithyrus, [53], [57], [59] f.;

P. campestris, [60];

P. vestalis, [60]

Psocidae, [248]

Psyche helix, [394]

Psychidae, [369], [392]

Psychina, [394], [395], [404]

Psychoda, [466]

Psychodidae, [470]

Psylla pyricola, [579], [580];

P. succincta, [579];

P. buxi, [580]

Psyllidae, [578]

Pterocheilus, [76]

Pterodecta, [400]

Pterophoridae, [340], [371], [425], [426]

Pterophorinae, [426]

Pterostichus, [205]

Pterothysanidae, [369], [406]

Pterygodes, [312]

Pterygogenea, [542]

Ptilinum, [442], [503], [520]

Ptilinus pectinicornis, [253]

Ptilocnemus sidnicus, [557]

Ptilomacra, [395]

Ptilomera laticaudata, [553]

Ptinidae, [246]

Ptomaphila lacrymosa, [222]

Ptychoptera, [466]

Ptychopterinae, [472]

Ptyelus goudoti, [577]

Pugs, [411]

Pulex avium, P. irritans, P. serraticeps, [525];

P. obtusiceps, [525]

Pulicidae, [522] f.

Puliciphora lucifera, [495]

Pulvillus, [446]

Pupa, of beetles, [188] f.;

coarctata, [452];

obtecta, [227], [327], [451];

depositing eggs, [469];

hairy, [407], [426];

of Lepidoptera, [326] f.;

with mandibles, [436]

Puparium, [452]

Pupation, of Badamia, [365];

of Parnassius and Thais, [363]

Pupipara, [456], [513], [517]

Purple emperor, [344]

Pusci, [504]

Puss-moth, [328], [383], [406]

Pygidium, [187]

Pyralidae, [340], [370], [420]

Pyralidina, [420], [426]

Pyrameis atalanta, [353];

P. cardui, [353];

P. tameamea, [353]

Pyraustidae, [421]

Pyrochroa rubens, [266]

Pyrochroidae, [266]

Pyrophorus, [258];

P. noctilucus, [259]

Pyrrhocoridae, [549]

Pyrrhocoris apterus, [535], [549]

Pyrrhopyge, [364]

Pythidae, [265]

Pytho depressus, [266]

Quartenia, [89]

Queen, [66], [67], [69], [140]

Races, of Apis, [68]

Radial nervures, [319]

Raffray, on Pogonostoma, [204];

on classification of Paussidae, [214];

on classification of Pselaphidae, [224]

Railway-beetle, [251]

Ranatra linearis, [563]

Raptorial legs, [493], [554], [556]

Réaumur, on Xylocopa, [33]

Receptaculum seminis, [140]

Rectal cauda, [538]

Red admiral, [352]

Red ant—see Formica rufa

Reduviidae, [555] f. [537]

Reduvius personatus, [558]

Régimbart, on Gyrinidae, [216]

Resemblance, between ant, wasp, and spider, [169];

between Anthophora and Bombus, [33];

between Arctia villica and Eusemia villicoides, [410];

between beetle-larva and Termite, [206];

between Bombus and Eulema, [35];

between Bombyliidae and Hymenoptera, [489];

between bug and ant, [556], [557];

bug and Tipulid, [556], [558];

bug and fly, [547];

in butterflies, [348];

between Callidulidae and Lycaenidae, [400];

between Celyphus and Hemiptera, [505];

between Cleridae and insects they destroy, [254];

between Dioptinae and Ithomiides, [409];

between Diptera and Hymenoptera, [499], [500];

between Epicopeia and Papilio, [418];

between Flatides and Lepidoptera, [576];

of flies and bees, [502];

to galls, [403];

between host and parasite-bees, [30];

between Insects of different Orders, [339];

of Ithomiides to other butterflies, [346];

between lady-bird and Endomychid, [237];

of larva to a colony of larvae, [418];

of larva of Odynerus and of Chrysis, [4];

between larvae, [162];

in Limacodidae, [401];

of Lobster caterpillar, [385];

between Longicorns and Hymenoptera, [287];

of moth to bird-excrement, [401];

of parasite and prey, [95];

of Pericopinae and Heliconiides, [409];

between protected butterflies, [345];

between Psithyrus and Bombus, [59];

of Reduviid and Pepsis, [558];

between Rhyphus- and Mycetobia-larvae, [463];

of Syntomids to other Insects, [388] f.;

of Tipulids and Hymenoptera, [475];

between two kinds of ants, [162]

Resting-larva, [306]

Retinaculum, [316], [319], [420]

Retort-shaped bodies, in mouth of Hemiptera, [535]

Reuter, E., on classification of butterflies, [343] n.

Rhachicerus, [480]

Rhagovelia plumbea, [552]

Rhaphiorhynchus, [483]

Rhegmatophila alpina, [305], [386]

Rheumatobates bergrothi, [553]

Rhinomacerides, [291]

Rhinopsis, [115];

R. ruficornis, [169]

Rhinosimus, [266]

Rhipicera mystacina, [256]

Rhipiceridae, [256]

Rhipidiini, [267]

Rhipidioptera, [543]

Rhipiphoridae, [267]

Rhipiphorides, [268]

Rhipiptera, [298] [in error for Rhiphiptera]

Rhizophagus, [232]

Rhizotrogus, [191]

Rhodoneura, [405]

Rhogmus, [179], [180]

Rhopalocera, [340], [341] f.

Rhopalomelus angusticollis, [206]

Rhopalomeridae, [504]

Rhopalosoma poeyi, [100]

Rhopalosomides, [100]

Rhygchium brunneum, R. carnaticum, R. nitidulum, R. oculatum, [77]

Rhynchites betulae, [291], [292]

Rhynchitides, [291]

Rhynchophora, [190], [277], [288] f.

Rhynchophorous series, [240]

Rhynchopsylla pulex, [526]

Rhynchota, [532]

Rhyphidae, [478]

Rhyphus, [463]

Rhysodidae, [201], [234]

Riley, on Epicauta, [270], [271];

on spermathecal bodies, [321];

on Yucca-moth, [432]

Ripidius pectinicornis, [269]

Rippe, of Schäffer, [334]

Robber-flies, [491]

Rose-chafers, [200]

Rosema, [401]

Rostrum, [291], [472]

Rothney, on Ampulex, [115];

on Sima, [169];

on Sphex, [110]

Rothschild, N. C., on morphology of fleas, [523] n.

Royal jelly, [66]

Rozites gongylophora, [167]

Ruby-wasps, [1] f.

Rurales, [342]

Rutelides, [195], [198]

Saccoderes, [558];

S. tuberculatus, [537]

Saccus, [314]

Sagra splendida, [279]

Sagrides, [279]

Salda, [560]

Saldidae, [544], [562]

Salivary, duct, [320];

gland, [320]

Sand-flea, [525];

-flies, [477]

Saperda populnea, [285], [286]

Sapromyzidae, [504]

Sapyga quinquepunctata, [100]

Sapygides, [99]

Sarcophaga, [510];

S. carnaria, [510]

Sarcophagidae, [510]

Sarcophila magnifica, S. wohlfahrti, [510]

Sarcopsylla gallinacea, S. penetrans, [525]

Sarginae, [479]

Saropoda, [32]

Sarrothripus, [410]

Sasaki, on parasite of silkworm, [508]

Saturnia, [307], [310];

S. pavonia, [313], [374]

Saturniidae, [368], [372]

Satyrides, [347]

Sauba, or Sauva, ant, [137]

Saunders, E., on feathered hairs, [11];

on proboscis of bees, [16]

Saunders, Sir S., on Hymenopterous larvae, [8]

Scale, [131], [133], [315], [467];

development of, [329] f.;

-formation, [333];

-holder, [331]

Scale-Insects, [592] f.;

enemy of, [356], [357], [417], [425], [430]

Scalpella, [443]

Scape, [441]

Scaphidiidae, [229]

Scaphisoma agaricinum, [229]

Scaphium, [314]

Scapulae, [312]

Scarabaeidae, [194] f.

Scarabaeini, [196]

Scarabaeus sacer, [196], [197]

Scatomyzidae, [504]

Scatophagidae, [504]

Scatopse, [477]

Sceliphron, [112];

S. nigripes, [91]

Scenopinidae, [484]

Schäffer, on structure of wings and nervures, [330]

Schiödte, on Anoplura, [599] f.;

on Hemiptera, [543]

Schistocerca peregrina, enemy of, [506], [514]

Schizocarpus mingaudi, [220]

Schizometopa, [504]

Schizoneura, [589]

Schizophora, [455]

Schmidt-Schwedt, on Donacia, [280]

Schoenbergia, [360], [361]

Schoenobiinae, [425]

Sciapteron, [387]

Sciara militaris, [464]

Sciomyzidae, [504]

Sciophila unimaculata, [462]

Scolia bifasciata, S. haemorrhoidalis, [97]

Scoliidae, [93], [94] f.

Scoliides, [97] f.

Scolytidae, [294]

Scopariidae, [421]

Scopariinae, [421]

Scopelodes, [401]

Scopulipedes, [20], [32] f.

Screw-worm, [512]

Scudder, on butterflies, [543]

Scutata or Scutati, [546]

Scutellerides, [545]

Scutelligera, [501]

Scutellum, [307], [312], [537]

Scutum, [307];

S. proboscidis, [443]

Scydmaenidae, [223]

Scymnites, [238]

Scymnus minimus, [238]

Seasonal dimorphism or variation, [335]

Seitz, on Syntomid resemblances, [388], [389]

Semi-loopers, [415]

Seminal duct, [321]

Semi-pupa, [271]

Semper, on development of wing, [333]

Sense-organ, [442], [448];

thoracico-abdominal, [414];

in Uraniidae, [419]

Sepsidae, [504]

Sericaria mori, [375]

Sericteria, [325]

Seroot-fly, [482]

Serricornia, [189], [213], [255]

Sesia, [387];

S. scoliaeformis, [321]

Sesiidae, [386], [388], [370] (for Syntomidae), [389]

Setae, [534] f.;

aërostatic, [408]

Setina, [410]

Seventeen-year Cicada, [569]

Sex, differences, [92], [95];

production of, [32], [67];

in larva, [325]

Sexuparous, [586]

Sharp, on classification of Dytiscidae, [213] n.

Sheep, bot-fly, [517];

-tick, [518]

Shield, [592]

Shoulder, -lappets, [312];

-tufts, [312];

of wing, [316], [319]

Siagona, [206]

Siculodidae, [423]

Siebold, von, on Strepsiptera, [301]

Sigara minutissima, [568]

Sight, of Pompilus, [104]

Silk-glands, [325]

Silkworm, [375];

affected by parasitic fly, [507], [508];

Madagascar-, [405]

Silpha, [221];

Silpha atrata, S. laevigata, S. lapponica, [222];

S. obscura, [222];

S. opaca, S. thoracica, [222]

Silphidae, [221] f., [252], [256]

Sima, [168];

S. leviceps, stridulating organ, [169];

S. rufonigra, [169]

Simuliidae, [477]

Simulium columbaczense, [477]

Sinodendron cylindricum, [194]

Siphon, [563], [581], [589]

Siphonaptera, [522] f.

Siphonophora, [239]

Siphunculata, [600]

Sitaris, [33];

S. humeralis, [272]

Sitodrepa, [247]

Skippers, [363]

Slave-making ant, [149], [150], [163]

Sloth, [430]

Slug-worms, [402]

Smallest Insect, [228]

Smerinthini, [380]

Smerinthus populi, [309], [381]

Smith, F., on Mellinus arvensis, [123]

Snails, enemies of, [205], [222], [510];

parasite of, [495]

Social, bees, [35];

wasps, [78], [84]

Sociales, [20], [53] f.

Solanum dulcamara, beetle on, [232]

Soldiers, [132]

Soldier-ant, [150]

Solenobia, [395], [430]

Solenopsis fugax, [137]

Solitary wasps—see Fossores and Eumenidae

Song, of Cicada, [572]

Soronia, [232]

Sound-organs, [448];

of Ageronia, [354];

of Hecatesia, [371];

of Cicada, [573], [574]—see also stridulating organs

Sound-production, [155], [156];

by Aegocera, [411];

by Arctiidae, [410];

by Sphingidae, [382]—see also Stridulation

Spalacopsini, [288]

Spatula, [459]

Spencer, Herbert, on Weismann, [143]

Spercheus emarginatus, [218], [219]

Spermatheca, [320], [321]

Spermophila, [506]

Sphaeridiides, [219]

Sphaeriidae, [227]

Sphaerites, [223]

Sphaeritides, [229]

Sphaerius acaroides, [227]

Sphaerocarides, [279]

Sphecia, [387]

Sphecius speciosus, [123]

Sphecodes, [21], [22];

S. gibbus, [23], [23];

S. rubicundus, [22];

S. subquadratus, [23]

Sphegidae, [93], [107] f.

Sphegides, [107] f.

Sphex coeruleus, [110];

S. flavipennis, [108];

S. lobatus, [110];

S. maxillosus, [108]

Sphindidae, [245]

Sphingidae, [309], [315], [316], [368], [380] f.

Sphinx ligustri, [380]

Spider parasite, [490]

Spilosoma, [408]

Spinneret, [324], [325], [403], [417]

Spirachtha, [227]

Spiracles, [188], [191];

of Diptera, [449] f.;

of Hippoboscidae, [519];

of Lepidoptera, [313], [314];

of Lipara, [451];

of Nepa, [564];

of Thrips, [528]

Spondyliaspis, [581]

Spondylidae, [288]

Springing plant-lice, [579]

Spuler, on nervures, [317] n.

Squama, [448]

Squeakers, [209]

Staetherinia, [401]

Stag-beetles, [193]

Stalk, [317], [319]

Staphylinidae, [223], [224] f.

Staudinger, Schatz and Röber, on butterflies, [343] n.

Stauronotus maroccanus, [489]

Stauropus fagi, [385]

Stelis minuta, [29];

S. nasuta, [30], [43];

S. signata, [30]

Stelocyttares, [81]

Stenamma westwoodi, [159]

Stenopteryx hirundinis, [519]

Stephostethus, [240]

Sternorhyncha, [544]

Sterrhopteryx, [394]

Stethopathidae, [496]

Stigmata—see Spiracles

Stigmatomma, [180]

Stigmus pendulus, [128]

Sting, [4], [5], [6], [58], [144];

development of, [8], [9]

Stinging, [98];

by Calicurgus, [102];

by Pompilidae, [104];

by Sphex, [109]

Stingless bees, [61]

Stink-gland, [257], [533];

-vessel, [225]

Stipes, [309]

Stizinae, [123]

Stomach, [320]

Stomoxys calcitrans, [512]

Stratiomyidae, [478]

Stratiomys, [452]

Straus-Durckheim, on Melolontha, [198]

Strawberries, eaten by beetles, [205]

Streblidae, [521]

Strepsiptera, [189], [298] f.

Streptoperas, [401]

Stridulating organ, of Myrmica, [133];

of Heterocerus, [243];

of Passalus-larva, [192];

of Sima leviceps, [169]

Stridulation, of ants, [134];

of Corixa, [568];

of Criocerides, [281];

of Dynastides, [199];

of Geotrupes, [195];

of Ipides, [232];

of Lomaptera, [200];

of Longicorns, [287];

of larva of Lucanus cervus, [194];

of Megalopides, [282];

of Melolontha-larva, [198];

of Mutilla, [94];

of Pelobius, [208];

of Phonapate, [246];

of Phyllomorpha, [548];

of Praogena, [264];

of Siagona, [206];

of Trox, [195]

Strigil, [568]

Striphnopterygidae, [376]

Strongylognathus huberi, S. testaceus, [162]

Strumigenys, [170]

Style, [442]

Stylopidae, [298]

Stylopised bees, [26]

Stylops dalii, [299]

Styx infernalis, [340], [358]

Suana, [405]

Subcostal nervure, [318]

Submedian nervure, [318]

Suboesophageal ganglion, [320]

Sucking-stomach, [311], [449]

Suction by Lepidoptera, [311]

Suctoria, [526]

Supericornia, [546]

Swallow-flies, [519]

Swarming of wasps, [70] n.

Swarms, [62], [65], [67], [80], [135], [467], [505], [584]

Swift-moths, [396]

Symbiosis, of ants and plants, [139];

of bee and Acarid, [70].

See also Ants'-nest Insects, and Association

Symbius blattarum, [269]

Symphily, [183]

Synecthry, [183]

Synemon, [371]

Synoeca cyanea, nest, [82]

Syntelia westwoodi, [229]

Synteliidae, [229]

Syntomidae, [339] n., [369], [388]

Syntomis phegea, [390]

Syringe, [535], [536]

Syrphidae, [439], [498] f.

Systoechus oreas, [489]

Systropus crudelis, [489]

Tabanidae, [481], [492]

Tabanus, [482]

Tachinidae, [507], [514]

Tachysphex panzeri, [117]

Tachytes, [116];

destroyer of, [275];

T. australis, [113], [117];

T. pectinipes, [117]

Tachytides, [116]

Taenia, fleas as hosts of, [526]

Tajuria diaeus, pupa, [357]

Taleporia, [395]

Taleporiidae, [430]

Tanypezidae, [504]

Taphroderides, [296]

Tapinoma erraticum, [157]

Tarantula-killer, [105]

Tarphius, [233]

Tarsolepis, [383]

Taschenberg, on anatomy of flea, [523] n.

Tascina, [372]

Tea-plant bug, [562]

Teara melanosticta, [408]

Tegula, [71], [187], [307], [311], [312], [447]

Tegmina, [539]

Teleodont, [193]

Telephorides, [248]

Telmatophilus, [235]

Temnochila coerulea, [232]

Temnochilides, [233]

Tenebrio molitor, [263]

Tenebrionidae, [263]

Tenebroides mauritanica, [232]

Tentacle, maxillary, [309], [432]

Tenthredinidae, parasite of, [4]

Terebrantia, [531]

Termites, [203], [206], [227], [231]

Terrifying attitude, [384]

Tesseratomides, [546]

Testes, [321], [324], [400], [429];

in larva, [325]

Tetanocera ferruginea, [504]

Tetanoceridae, [504]

Tetragona, [53], [61]

Tetramera, [190]

Tetramorium caespitum, [160], [163]

Tettigometrides, [567]

Teucrium, bug and galls on, [550]

Thais, pupation of, [363]

Thanaos, [342];

T. tages, androconia, [332]

Therevidae, [484]

Thiridopteryx, [420]

Thomas, on androconia, [331]

Thorictidae, [236]

Thorictus, [236]

Thrips, [526] f.;

Thrips lini, [531];

T. secalina, [530]

Throscides, [260]

Thyatira batis, T. derasa, [386]

Thymaridae, [392]

Thynnides, [96]

Thyreophoridae, [504]

Thyrididae, [370], [404]

Thyridopteryx ephemeraeformis, [394]

Thysanoptera, [526] f.

Tiger-beetles, [201] f.

Tiger-moths, [409]

Tillus elongatus, [253], [254]

Tinaegeriidae, [370], [387]

Tinea, [305];

T. pellionella, [429], [430];

T. vastella, [430];

T. vivipara, [430]

Tineidae, [340], [370], [394], [427], [428]

Tineodidae, [423]

Tineola biselliella, [430]

Tingidae, [549]

Tipula brobdignagia, [475]

Tipulidae, [471] f.;

T. Brevipalpi, [472], [473];

T. Longipalpi, [472], [475]

Tipulinae, [475]

Tiresias serra, [241]

Titanus giganteus, [287]

Tithorea, [346]

Tomicides, [295]

Tomognathus sublaevis, [161]

Tongue, [309]

Tortoise-shell butterflies, [352]

Tortricidae, [340], [395], [427], [432]

Tortricina, [395]

Toxorrhina, [472]

Toxotrypana, [506]

Trechus, [205]

Trichiini, [200]

Trichocera, [473]

Trichodes alvearius, T. ammios, T. apiarius, [254]

Trichophaga tapetzella, [430]

Trichoptera, [306], [425]

Trichopterygidae, [227]

Trichopteryx fascicularis, [227]

Trichroism, [351]

Trichterwickler, [294]

Trichura, [389], [390]

Trictenotomidae, [275]

Triecphora, [543]

Trigona, [53], [61];

T. carbonaria, [63];

T. crassipes, [65];

T. mosquito, [62]

Trimera, [238], [544]

Trimeria, [89]

Trineura aterrima, [494]

Triodites mus, [489]

Trioza rhamni, [580]

Triphaena, [415]

Triphleps, [530]

Tritoma bipustulata, [236]

Triungulin, [262], [268], [270], [271], [272], [299], [300]

Trochalopoda, [543], [544]

Trochanter, [307];

divided, [123]

Trochilium, [387]

Trogini, [195]

Trogositidae, [232], [235]

Trogosita mauritanica, [232]

Tromoptera, [457]

Trophi—see Mouth-parts

Trox, stridulation, [195]

Truffle-beetle, [222]

Trumpeter bumble-bee, [58]

Trypanaeus, [230]

Trypanidae, [395]

Trypetidae, [504], [506]

Trypoxylonides, [118]

Trypoxylon, [118];

T. albitarse, [118];

T. figulus, [119]

Tse-tse fly, [512], [513]

Tubulifera, [1] f.

Tubulifera (Thrips), [531]

Tulip-tree, tubes on, [578]

Turkey-gnats, [477]

Turnip-flea, [278]

Tusser, or Tussore, silk, [374]

Tympanoterpes gigas, [572]

Typhlatta, [179], [180]

Typhlopone, [178], [179], [180]

Ugimyia sericariae, [507]

Ulidiidae, [504]

Ulopa, [578]

Uncus, [314]

Urania rhipheus, [419]

Uraniidae, [368], [419]

Uric acid pigments, [357]

Urodon, [278]

Uzel, on Thysanoptera, [527]

Vanessa, [352];

larva, [354]—see also Pyrameis and Araschnia

Vanessula, [356]

Vapourer-moths, [407]

Variation, of Anomma burmeisteri, [179];

of Bombus, [58];

of larvae, [336];

of Sphecodes, [23];

of male and worker ants, [160];

of workers and females, [162];

due to parasites, [26];

of larva and imago, [408];

generic, [401];

local, [398];

in nervuration, [414];

and dimorphism in Geometrid-larvae, [412];

of mandibles of Lucanidae, [193];

in colour of Psyllidae, [579];

trichroism of hind wings, [351];

in size of Brenthidae, [297];

of time and form in Cicada, [570];

in wings, [540];

as to winged or wingless, [531];

change in, [414];

seasonal, [335]

Vasa deferentia, [321]

Veils, [493]

Veins—see nervures

Velia currens, [552]

Velleius dilatatus, [227]

Verhoeff, on Agenia, [106];

on Halictus, [25];

on Siphonophora, [239];

on Stelis minuta, [29];

on terminal segments of beetles, [186]

Vermileo degeeri, [481]

Vermipsylla alakurt, [523], [526]

Verson, on rudiments of wings, [328]

Vertebrates, larvae of Diptera, attacking, [506], [510], [512], [514], [517], [520];

tick-fleas on, [526]

Vespa, nests of, [79], [83];

V. austriaca, [81], [88];

V. crabro, [81];

V. germanica, [79]

Vespidae, [78]

Viviparous, Aphids, [583];

fly, [506], [511], [513], [518] f.;

moths, [430];

Staphylinidae, [227]

Voice—see Song, Sound-organs, Stridulation

Volucella, [500];

V. bombylans, [441]

Wagner, on morphology of fleas, [523] n.;

on paedogenesis, [460]

Walker, J. J., on Halobates, [552]

Wallace, on flight of Hesperiidae, [364]

Walsingham, Lord, on Tortricidae, [427]

Walter, on mouth of Lepidoptera, [308], [310]

Wandering ants, [175] f.

Wanzenspritze, [536]

Wasmann, on Ants'-nest Insects, [181] n., [183];

on Lomechusa, [142], [226];

on Weismann, [143]

Wasps, [71] f.

Wasps'-nest, beetle, [235];

Insect, [268]

Water-scorpion, [563]

Wax, [65], [575], [576], [597]

Wax-glands, [589]

Wax-hairs, [580]

Wedde, on mouth of Hemiptera, [535]

Weeping-trees, [577]

Weevil, biscuit-, [247];

pea-, [277]

Weinland, on halteres, [448]

Wet- and dry-season forms, [336]

Whirligig-beetle, [215]

White wax, [576], [597]

Whittell, on Pelopaeus and Larrada, [117]

Wielowiejski, on luminous organs, [250]

Wing-cases, of beetles, [186], [270]

Wing, of bugs, [539];

of Diptera, [447];

of Lepidoptera, [315] f.;

development of, [328];

structure of, [329]

Wingless—see Apterous

Wingless and winged Aphids, [584]

Wing-nervures—see Nervures

Wing-rib, [330], [333]

Wing-veins—see Nervures

Winter-gnats, [473]

Winter-moth, [414]

Winter-mother, [586]

Wire-worm, [258]

Wood-ant—see Formica rufa

Wood-leopard moth, [309], [395]

Woodpecker, Diptera in, [506]

Workers, [54], [66], [67], [79], [85], [132], [140]

Worm-eaten furniture, [248]

Xantharpyia straminea, parasite of, [521], [522]

Xenos, [303];

X. rossii, [299], [301]

Xestobium, [248]

Xylocopa, [32], [34], [70];

submentum of, [14];

X. chloroptera, [34];

X. violacea, [33]

Xylodiplosis, [458], [459]

Xylophagidae, [479]

Xylophaginae, [480]

Xylophilidae, [266]

Xylotrupes gideon, [199]

Yellow-fever-fly, [464]

Yolinus, [558]

Young carried, [556]

Yucca-moth, [432]

Zabrus, [205]

Zaitha anura, [566]

Zelotypia staceyi, [396]

Zemioses celtis, [296]

Zeuzera aesculi, [309], [395]

Zeuzeridae, [395]

Zygaenidae, [369], [388], [390], [392], [394]

Zygia, [253]

END OF VOL. VI

Printed by R. & R. Clark, Limited, Edinburgh.

THE CAMBRIDGE NATURAL HISTORY.

COMPLETE LIST OF SERIES.

VOLUME I.

Protozoa, Marcus Hartog, M.A., Trinity College (Professor of Natural History in the Queen's College, Cork); Sponges, W. J. Sollas, Sc.D., F.R.S., St. John's College (Professor of Geology in the University of Oxford); Jelly-fish, Sea-Anemones, etc., S. J. Hickson, M.A., Downing College (Beyer Professor of Zoology in the Owens College, Manchester); Star-fish, Sea-Urchins, etc., E. W. Macbride, M.A., St. John's College (Professor of Zoology, M‘Gill University, Montreal).

VOLUME II.

Flatworms, etc., F. W. Gamble, M.Sc. (Vict.), (Demonstrator and Assistant-Lecturer in Zoology in the Owens College, Manchester); Nemertines, Miss L. Sheldon, Newnham College; Thread-worms, etc., A. E. Shipley, M.A., Christ's College; Rotifers, etc., Marcus Hartog, M.A., Trinity College, D.Sc. (Lond.), (Professor of Natural History in the Queen's College, Cork); Polychaet Worms, W. B. Benham, D.Sc. (Lond.), Hon. M.A. (Oxon.), Aldrichian Demonstrator of Comparative Anatomy in the University of Oxford; Earth-worms and Leeches, F. E. Beddard, M.A. (Oxon.), F.R.S. (Prosector to the Zoological Society); Gephyrea, A. E. Shipley, M.A., Christ's College; Polyzoa, S. F. Harmer, M.A., King's College.

[Ready.

VOLUME III.

Molluscs, A. H. Cooke, M.A., King's College; Brachiopods (Recent), A. E. Shipley, M.A., Christ's College; Brachiopods (Fossil), F. R. C. Reed, M.A., Trinity College.

[Ready.

VOLUME IV.

Spiders, Mites, etc., C. Warburton, M.A., Christ's College (Zoologist to the Royal Agricultural Society); Scorpions, Trilobites, etc., M. Laurie, B.A., King's College, D.Sc. (Edinb.), (Professor of Zoology in St. Mungo's College, Glasgow); Pycnogonids, etc., D'Arcy W. Thompson, C.B., M.A., Trinity College (Professor of Zoology in University College, Dundee); Crustacea, W. F. R. Weldon, M.A., F.R.S., St. John's College (Jodrell Professor of Zoology in University College, London).

VOLUME V.

Peripatus, A. Sedgwick, M.A., F.R.S., Trinity College; Centipedes, etc., F. G. Sinclair, M.A., Trinity College; Insects, Part I., D. Sharp, M.A., F.R.S.

[Ready.

VOLUME VI.

Insects, Part II., D. Sharp, M.A., F.R.S.

[Ready.

VOLUME VII.

Balanoglossus, etc., S. F. Harmer, Sc.D., F.R.S., King's College; Ascidians and Amphioxus, W. A. Herdman, D.Sc. (Lond.), F.R.S. (Professor of Natural History in University College, Liverpool); Fishes, T. W. Bridge, Sc.D., Trinity College (Professor of Zoology in the Mason University College, Birmingham).

VOLUME VIII.

Amphibia and Reptiles, H. Gadow, M.A., F.R.S., King's College.

VOLUME IX.

Birds, A. H. Evans, M.A., Clare College. With numerous Illustrations by G. E. Lodge.

[Ready.

VOLUME X.

Mammals, F. E. Beddard, M.A. (Oxon.), F.R.S. (Prosector to the Zoological Society).

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