A Monograph on the Sub-class Cirripedia (Volume 2 of 2) / The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc. - Charles Darwin

INDEX.

N.B. The names in italics are synonyms or doubtful species.

Abdomen of the Balanidæ, [65].
of larvæ in first stage, [108].
in pupa of Alcippe, [548].
[Abdominalia, order of], [21], [563].
[Acasta, sub-genus], [302].
[cyathus], [312].
[fenestrata], [316].
[glans], [314].
[lævigata], [315].
Montagui, [308], [492].
[purpurata], [318].
spinulosa, [321].
[spongites], [308].
[sporillus], [319].
[sulcata], [310].
tubulosa, [320].
[undulata], [313].
Acorn shell, [33].
Adductor scutorum, [53].
Adna, genus, [354].
Anglica, [360].
Affinities of the Balanidæ, [152].
Alæ, structure of, [37], [47].
[Alcippe, genus], [529].
[lampas (female)], [530].
[lampas (male)], [555].
sexes of, [23].
Anelasma, false, resemblance to Xenobalanus, [445].
compared with Alcippe, [528].
Antennæ of larva in first stage, [105].
of pupa, [114].
of Alcippe, [549].
of Cryptophialus, [581].
of Proteolepas, [601].
Anus, [87].
none in Proteolepas, [596].
none in the male Alcippe and Cryptophialus, [546], [562], [585].
[Apoda, order of], [22], [587].
Apodemes for the attachment of eyes of pupa, [120], [126].
Apparatus, cementing, [133].
Appendages, caudal, [65], [85], [479], [481], [491].
in Verruca, [510].
in Alcippe, [543].
filamentary, to sack, [64].
to limbs, [64], [83].
Asemus, genus, [321].
porosus, [329].
Astrolepas, genus, [382].
lævis, [396].
rotundarius, [392].
Attachment of Chelonobia to turtles, [390].
of Coronula to whale’s skin, [411].
of Tubicinella, [436].
Baer, Von, on morphological differentiation, [19].
[Balanidæ, family of], [33].
highest Cirripedes, [20].
[Balaninæ, sub-family of], [175].
characters of, [152].
Balanus, genus, [177].
shell of, immediately after the metamorphosis, [41].
supposed male of, [271].
[Ajax], [214].
[allium], [281].
[amarylli]s, [279].
amphimorphus, [494].
[amphitrite], [240].
angulosus, [256].
arctica patelliformis, [256].
arcticus, [262].
balænaris, [415].
[balanoides], [267].
pupa of, [130].
monstrous specimens with imperforate penis, [102].
cementing apparatus of, [146].
balanoides, [240], [493].
[bisulcatus], [293].
Blainvillii, [231].
borealis, [262].
[calceolus], [218].
candidus, [277].
[Capensis], [209].
carbonarius, [492].
[cariosus], [273].
cassis, [218].
[cepa], [283].
chelytrypetes, [394].
clavatus, [261], [267].
circinnatus, [492].
communis, [231], [492].
[concavus], [235].
cornubiensis, [231].
[corrugatus], [254].
Coquimbensis, [227].
costatus, [493].
Cranchii, [231].
crassus, [195], [493].
[crenatus], [261].
crispus, [494].
cylindraceus, [206], [235], [494].
[cymbiformis], [221].
Cumingii, [335].
[declivis], [275].
[decorus], [212].
delphinus, [494].
dentiformis, [493].
diadema, [417].
discors, [227].
[dolosus], [295].
d’Orbignii, [195].
duploconus, [365].
[eburneus], [248].
elongatus, [220], [261], [267].
erisma, [296].
fasciatus, [201].
Finchii, [492].
fistulosus, [267].
[flosculus], [290].
[galeatus], [104], [105], [220].
geniculatus, [256].
gigas, [210].
glacialis, [261].
[glandula], [265].
goissopomo, [495].
[Hameri], [277].
Holgeri, [492].
humilis, [495].
[imperator], [288].
[improvisus], [250].
[inclusus], [299].
intertextus, [518].
[lævis], [227].
lævis, [495].
latiradiatus, [493].
miser, [235], [494].
Montagui, [308].
[navicula], [221].
[nigrescens], [210].
[nubilus], [253].
ornatus, [493].
ostrearum, [492].
ovularis, [267], [494].
[patellaris], [259].
patellaris, [494].
pectinarius, [493].
peregrinus, [492].
[perforatus], [231].
upfilled parietal tubes of, [44].
perforatus, [494].
perplexus, [296].
picos, [206].
pictus, [493].
plicarius, [493].
plicatus, [337].
[pœcilus], [246].
polythalamius, [392].
[porcatus], [256].
porosus, [493].
proteus, [492].
[psittacus], [206].
punctatus, [267], [493].
puncturatus, [337].
pustula, [492].
pustularis, [235], [493].
pyramidalis, [494].
[quadrivittatus], [284].
radiatus, [242], [494], [495].
rhomboicus, [494].
roseus, [279].
rugosus, [261].
sagittata, [493].
Scoticus, [256].
semiplicatus, [494].
spongeosus, [308].
[spongicola], [225].
spongites, [308].
squamosus, [328], [494].
stalactiferus, [329].
stellaris, [494].
striatus, [494].
[stultus], [216].
sublævis, [493].
sulcatinus, [293].
sulcatus, [256], [493].
[terebratus], [285].
tertiarius, [494].
tesselatus, [256], [494].
[tintinnabulum], [194].
varieties of, [201].
tintinnabulum, eyes of, [93].
nervous system of, [92].
cementing apparatus of, [147].
tintinnabulum, [195], [204], [206], [214], [493].
[trigonus], [223].
tulipa, [195], [205], [277], [494].
[tulipiformis], [204].
Uddevallensis, [277], [494].
[unguiformis], [296].
[varians], [298].
verruca, [518].
[vestitus], [286].
[vinaceus], [213].
virgatus, [494].
vulgaris, [267].
zonarius, [235], [494].
Ball, Dr., on the attachment of Chelonobia, [392].
Basis of shell, [49].
cancellated in [Bal. lævis], [230].
perforated in [Bal. terebratus], [285].
hardly distinguishable in Bal. flosculus, [291].
affected by adhering to corals, [301].
surrounded by a ledge in Chthamalus, [452], [466], [467].
Bate, Mr. C., on the spermatozoa of cirripedes, [99].
on the larva of cirripedes, [103].
on the excavation of Verruca, [514], [518].
Bisexuality of cirripedes, [23].
Boring powers of, in Verruca, [512].
in Alcippe, [549].
Boscia, genus, [354].
Bosquet, M., Monographie, &c. [526].
Branchiæ, [63].
in Alcippe, [537].
Brewster, Sir D., on lime and animal matter, [552].
Bristles on membranes of shell and operculum, [59].
Bronn, list of Balanidæ in his Index Palæont., [173].
Burmeister on the rank of cirripedes, [17].
branchiæ of Coronula, [64].
labrum of Coronula, [77].
reproductive system of cirripedes, [97], [100].
larvæ in the second stage, [109].
larvæ in the last stage, [114].
Cæca, ovarian, [100].
to stomach, [85].
Calcar tergi, [52].
Caligus, nerves of, [88].
Canal, alimentary, [85].
Carapace, homologies of, [131].
of pupa, [112].
aborted in Proteolepas, [595], [603].
Carina, posterior compartment of shell, [39].
[Catophragmus, genus], [485].
connecting link between the Balanidæ and Lepadidæ, [41].
[imbricatus], [490].
[polymerus], [487].
Cement, tube of, proceeding from the pupal antennæ, [118].
Cementing apparatus in the pupa, [118], [122].
in the mature animal, [133].
in Platylepas, [426].
in Xenobalanus, [442].
in Proteolepas, [599].
organs of, in crustacea, [151].
Cetopirus, genus, [397].
[Chamæsipho, genus], [470].
[columna], [470].
[scutelliformis], [472].
Changes during growth in the Balanidæ, [128], [189].
Characters, variability of, [155], [184], [197].
value of, in the Balanidæ, [154].
[Chelonobia, genus], [382].
[caretta], [394].
[patula], [396].
cementing apparatus of, [145].
Savignii, [392].
[testudinaria], [392].
Chirona, genus, [177].
Chitine, [7], [58].
[Chthamalinæ, sub-family of], [446].
characters of, [152].
[Chthamalus, genus], [447].
[antennatus], [460].
[cirratus], [461].
[dentatus], [463].
[fissus], [462].
giganteus, [477], [192].
glaber, [455].
[Hembeli], [465].
[intertextus], [467].
[scabrosus], [468].
[stellatus], [455].
stellatus, [492].
Ciliæ, not present in the articulata, [516].
Circulation, [87].
Cirri, their muscles and movements, [71].
their structure, [81].
their reparation, [158].
in Acasta, with variable hook-like teeth, [306], [311].
antenniformed in Chthamalus, [453], [460].
variability in numbers of segments in Tetraclita porosa, [332].
structure of, variable in Chamæsipho columna, [472].
with one ramus, converted into a triturating button in Alcippe, [542].
abdominal in Cryptophialus, [575].
none in Proteolepas, [587].
Cirripedia, their rank and affinities, [10] to [20].
Cirripedes, how their position is acquired, [127].
young, changes in, [128].
sessile, [33].
Clisia, genus, [496].
striata, [519].
Clitia, genus, [496].
verruca, [519].
Clysia, genus, [496].
Coldstream, Dr., on the shells of cirripedes, [33].
on a clicking noise, made by cirripedes, [64].
Columellina, genus, [424].
bissexlobata, [428].
Compartments of shell, number of, [39].
structure of, [43].
Concholepas Peruviana, inhabited by Cryptophialus, [567].
Conia, genus, [321].
depressa, [337].
Lyonsii, [343].
porosa, [329].
radiata, [343].
rosea, [335].
Conopea, genus, [177].
remarks on, [190].
elongata, [220].
ovata, [218].
Corals, effect of attachment to, in Balanus, [301].
[Coronula, genus], [397].
[balænaris], [415].
cementing apparatus of, [135].
[barbara], [421].
bifida, [423].
bissexlobata, [428].
Californiensis, [428].
[diadema], [417].
nervous system of, [88].
patula, [396].
[reginæ], [419].
sulcata, [394].
testudinaria, [392].
tubicinella, [431].
Coronula, genus, [382], [424], [430].
Coronulinæ, sub-family of, [153].
Coronulites diadema, [421].
[Creusia, sub-genus], [375].
Childreni, [382].
decorata, [382].
grandis, [376], [381].
gregaria, [376], [378].
madreporarum, [367], [382].
multistriata, [382].
radiata, [382].
[spinulosa], [376].
striata, [382].
Strömia, [518].
verruca, [518].
Creusia rayonnante, [362].
Creusia, genus, [354], [497].
Cross-impregnation of Cirripedes, [102], [197].
Crustacea, cementing organs of, [151].
Cryptophialus, sexes of, [23].
[minutus (female)], [566].
[(male)], [584].
Dana, Mr., on the classification of Crustacea, [11], [17].
on centralisation in Crustacea, [19].
on nerves of Caligus, [88].
on the antennæ of the larvæ of cirripedes, [106], [114].
on the conversion of mandibles into legs, [107].
on the abortion of the segments of body, [111].
on the distribution of Crustacea, [161], [167].
Daphnia, organs of hearing, [114].
eyes of, [121].
moulting of, [157].
Daracia, Genus, [354].
monticulariæ, [372].
Linnæi, [374].
Denticuli, on the parietal septa, [43].
Deposit, calcareous, inorganic in chamber of Alcippe, [552].
Depths at which cirripedes live, [163].
Diadema, genus, [397].
bifida, [492].
vulgare, [492].
Du Cane, Capt., on the larvæ of Crustacea, [108].
Edwards, Prof. Milne, on the classification of Crustacea, [11], [17].
on the lengthening and shortening of the limbs in Crustacea, [14], [73].
on the ‘tige’ and ‘palpe’ of the limbs, [83].
on the sclerodermic plates of the Carapace, [35].
on the Carapace, [131].
on general classification, [529], [565].
[Elminius, genus], [345].
[Kingii], [348].
cementing apparatus of, [146].
Leachii, [348].
[modestus], [350].
[plicatus], [351].
[simplex], [353].
Epidermis, so called, [58].
Epithelium of stomach, [86].
Epizoons (male), [27].
Euraphia, genus, [447].
Hembeli, [465].
Excavation, powers of, in Verruca, [512].
in Alcippe, [549].
Exuviation of the pupal membranes, [123].
in the mature animal, [157].
in relation to the habits of cirripedes, [56].
anomalous in Isaura, [13].
Eye of larva in first stage, [104].
Eyes of pupa, [119].
of pupa, their exuviation, [126].
in pupa of Alcippe, [549].
the metamorphoses of, in Cirripedes, [120].
of Balanus, [93].
Female organs, [100].
Flabellum of limbs, [83].
Food of Cirripedes, [87].
Fouet of limbs, [83].
Fræna, ovigerous, homologous with branchiæ, [65].
Fræna, ovigerous, modified in Alcippe, [537].
Generation, organs of, [97].
Geography of Cirripedes, [159].
Geological history of Cirripedes, [172].
Glands for cement, [138].
Gnathites, structure and muscles of, [75], [77].
Goodsir, Mr., on the larvæ of Cirripedes, [103], [108].
on his male Balanus, [271].
Gray, Dr., on the homologies of sessile and pedunculated Cirripedes, [34].
on the Coronulinæ, [153].
on marks on the shell of a Balanus, produced by growing on wood, [185].
on the structure of Chthamalus, [448].
Growth of shell, [54].
changes during, [128], [189].
rate of, [156].
of shell in Tubicinella, [436].
Habits of Cirripedes, [159].
Hancock, Mr., on the action of the cirri, [14].
on the excavations of Verruca, [512], [516].
on Alcippe, [530].
on the excavations of Alcippe, [549].
Hanley, Mr. S., on Bal. Hameri, [277].
Hearing, organs of, [95].
Hectocotyle, [23].
Hepatic system, [86].
Hermaphrodite condition of Cirripedes, [23].
Hippolyte varians, larvæ of, [108].
History, geological, of Cirripedes, [172].
Homologies of Cirripedes, [102].
of the carapace and valves, [131].
of body in Proteolepas, [595].
Horner, Mr., on lime and animal matter, [552].
Horsford, Dr., on the setting of lime, [553].
Ibla, sexes of, [23].
Imbedment of Chelonobia in turtles, [390].
of Coronula in whale’s skin, [411].
Impregnation, mutual, of Cirripedes, [102], [197], [271].
Injuries, reparation of, [158].
Interbreeding possible in Cirripedes, [102], [197].
Isaura, not moulting its carapace, [13].
Jaws, movements of, [76].
Joly, M., on the Isaura, [13].
on the larvæ of Caradina, [106].
Jones, Dr., on the liver in Daphnia, [86].
Jussieu, Adrien, on classification, [528].
Karsten on the testes and ovaria of Cirripedes, [98], [100].
on supposed hepatic organs, [86].
Kölliker on the spermatozoa of Cirripedes, [99].
Labrum, structure of, [75].
remarkable, in Alcippe, [540].
moveable, in Cryptophialus, [572].
Lamellæ, ovigerous, [101].
in Xenobalanus, [444].
Lamina, internal of wall of shell, cancellated, [213].
Larvæ, first stage, [103].
second stage, [109].
during their early stages, egg-like in Cryptophialus, [579].
last or pupal stage, [110].
Leach, Dr., on the Coronulinæ, [153].
Legs of pupa, [121].
Leidy, Dr., on the eyes of Balanus, [94].
[Lepadidæ, family of], [526].
Lepas angusta, [231].
angustata, [231].
australis, pupa of, [110].
balanoides, [231], [240], [267].
balanus, [231], [256].
borealis, [251].
caretta, [394].
cariosa, [273], [329].
cœrulescens, [342].
columna, [470].
costata, [256].
crispata, [195].
depressa, [455].
diadema, [417].
fascicularis, cement, float of, [118].
fistulosus, [231].
foliacea, [261], [277].
fungites, [329].
galeata, [220].
Hameri, [277].
minor, [240].
mitra, [344].
ore angustiore, [231].
radiata, [240].
patellaris, [259].
porcata, [195].
porosa, [329].
psittacus, [206].
punctatus, [455].
purpurascens, [337].
purpurea, [241].
Scotica, [256].
spinosa, [195].
spongiosa, [308].
spongites, [308].
stellata, [455].
striata, [518].
Strömia, [518].
testudinaria, [392].
tintinnabulum, [194], [235].
tulipa, [204], [277].
verruca, [518].
Lesson on the Triton, [158].
Limbs of pupa, [121].
Limbus occludens in Pyrgoma, [54].
Lime, tendency to harden with animal matter, [552].
Limulus, nervous system of, [88], [90].
Linnæus on the Triton, [158].
Lithotrya, powers of boring, [535].
Liver, [86].
Lyell, Sir C., on Bal. Uddevallensis, [277].
Male organs, [97].
of Alcippe lampas, [555].
of Cryptophialus minutus, [584].
Males of Cirripedes, [23].
of Cirripedes, not of much classificatory importance, [566], [586].
Manatee, with Platylepas attached to the skin, [427].
Mandibles structure of, [76], [79].
reversed in Proteolepas, [589].
Maxillæ, structure of, [76], [80].
reversed in Proteolepas, [590].
Megatrema, genus, [354].
Anglica, [360].
semicostata, [374].
Membrane, covering the shell, [58].
opercular, [58].
Messula, genus, [177].
Metagenesis, [124].
Metamorphoses in the Thoracica, [102].
of Alcippe, [548].
remarkable, in Cryptophialus, [579].
Moulting of the pupal membrane, [123].
in the mature animal, [157].
Mouth, structure of, [74], [78].
of pupa, [121].
none in the male Alcippe and Cryptophialus, [562], [585].
suctorial in Proteolepas, [589].
Movements of the cirri, [71].
Muscles of attachment of the body to the operculum, [68].
of the sack, [62].
of the thorax, [69].
of the cirri, [71].
of the jaws, [76].
of sack, weak in Chelonobia, [389].
Nerves splanchnic, [91].
Nervous system, [88].
Nobia, genus, [354].
grandis, [365].
Nomenclature, rules of, [204].
Ochthosia, genus, [497].
Stroemia, [519].
[Octomeris, genus], [482].
[angulosa], [483].
augubra, [483].
[brunnea], [484].
Stutchburii, [483].
Œsophagus, [85].
in the pupa, [121].
with teeth, in Cryptophialus, [577].
Operculum, [50].
remarkable, in Pyrgoma, [356].
remarkable, in Verruca, [497].
Orders of Cirripedes, [20].
Organs, acoustic, [95].
of pupa, [113].
of reproduction, [97].
for cementing, [133].
in the pupa, [122].
Orifice of shell, [38].
Otolithes absent in Crustacea, [97].
Ova, sizes of, [101].
Ovaria, [100].
incipient, in pupa, [122].
occupy a chamber in the shell in Coronula, [411].
in Proteolepas, [597].
Owen, Prof., on Metagenesis, [124].
on vegetative repetition, [20].
[Pachylasma, genus], [475].
structure of alæ, [36].
[giganteum], [172], [477].
[aurantiacum], [480].
Palpi, structure of, [75].
absent in Alcippe, [540].
peculiar in Cryptophialus, [572].
in Proteolepas, [590].
Parasite, allied to Bopyrus, [102].
Parietes of shell, [43].
internal lamina of, cancellated, [213].
perforated in Acasta, [305].
with numerous rows of pores in Tetraclita, [323].
much folded in Coronula, [399].
Penis, probosciformed, [99].
imperforate, [102], [271].
its reparation, [159].
of wonderful length in Cryptophialus, [586].
Perforations in shell of Acasta, [305].
Phyllosoma, affinities to cirripedes, [18].
[Platylepas, genus], [424].
[bissexlobata], [428].
[decorata], [429].
cementing apparatus of, [143].
pulchra, [428].
Pœcilasma Kæmpferi, [499].
Pollicipes compared with sessile cirripedes, [34], [41], [52].
Polylepas, genus, [397].
Polytrema, genus, [321].
Position of cirripedes, how acquired, [127].
Potash, caustic, action on shell, [56].
Primordial valves, [129].
Prosoma, part of thorax, [67].
[Proteolepas bivincta], [589].
Pupæ of cirripedes, [110].
Pupa without natatory legs in Cryptophialus, [580].
[Pyrgoma, genus], [354].
[Anglicum], [360].
[cancellatum], [362].
[conjugatum], [364].
corymbosa, [374].
[crenatum], [370].
[dentatum], [369].
[grande], [365].
lobata, [362]
[milleporæ], [367].
[monticulariæ], [372].
spongiarum, [374].
stellata, [374].
[Stokesii], [361].
sulcatum, [360], [492].
undata, [492]
Radii, structure of, [37], [45].
remarkable, with outer lamina of great thickness in Chelonobia, [385].
compound in Coronula, [405].
in Xenobalanus, [441].
Rami of the cirri, their movements and homologies, [71], [83].
modified in Alcippe into triturating organs, [542].
Range, geographical, of cirripedes, [159].
Rathke, on the position of the anus in young Crustacea, [109].
on the cementing organs of Crustacea, [151].
Rectum, [87].
Reparation of injuries, [158].
Reproduction of cirripedes, [97].
Respiration of cirripedes, [64].
Rostrum, anterior compartment of shell, [39].
not symmetrical in Chelonobia caretta, [383].
compounded in Chelonobia, [386].
in Pachylasma, [478], [481].
not quite medial in Platylepas, [424].
Rules of nomenclature, [204].
Sack, [61].
muscles of, [62].
formation of, [124].
Sacks, acoustic, [95].
olfactory, [97]
Savignium, genus, [354].
Scalpellum, sexes of, [23].
vulgare, larvæ of, [103]
Schödler, on organs of hearing in Daphnia, [114].
Schumacher, date of memoir, [321].
Scuta, their structure, [51].
Scutum, with horny articular ridge in Chelonobia, [388].
remarkable from great adductor ridge and occludent ledge in Pyrgoma, [356].
fixed in Verruca, [502].
Sections, transverse, of shells of Balanidæ, [39].
Segments of body in cirripedes, [111], [125].
in Alcippe, [537].
in Cryptophialus, [571].
Senses of cirripedes, [94].
Septa, longitudinal, of the parietes, [43].
Sexes of cirripedes, [23].
Sheath of shell, [38], [48].
peculiar in Tubicinella, [432].
remarkable in Chelonobia, [385].
Shell of a sessile cirripede compared with the shell of the Lepadidæ, [34], [41], [52].
of sessile cirripede compared with the carapace of Crustacea, [35].
elements of, [37].
sheath of, [38], [48].
orifice of, [38].
compartments of, [39], [43].
immediately after the metamorphosis, [41].
walls of, or parietes, [44].
radii of, [37], [45].
alæ of, [37], [47].
basis of, [49],
operculum of, [50].
growth of, [54].
minute structure of, [57].
membranes of, [58].
sack of, [61].
with tubular perforations in Chamæsipho, [473].
almost rudimentary in Xenobalanus, [441].
asymmetrical in Verruca, [499].
minute structure of, in Verruca, [506].
Shells of mollusca excavated by Verruca, [512].
excavated by Alcippe, [549].
Siebold, Von, on Syngamus trachealis, [23].
on the abdomen of cirripedes, [65].
on the cæca of the stomach in Crustacea, [86].
on the vision of cirripedes, [94].
on the acoustic organs of Crustacea, [97].
on the spermatozoa of cirripedes, [99].
on the eyes of cirripedes, [121].
Siphonicella, genus, [438].
Size of cirripedes in relation to temperature, [162].
Sowerby, Mr. G. B., on the species of Balani having cup-formed bases, in the southern hemisphere, [192].
Sowerby, Mr. G. B., jun., on an inorganic deposit in connexion with a Pholas, [553].
Species, variability of, [155], [184], [197].
Spermatozoa, [98].
Spur of tergum, [52].
St. Ange, M. M., on the mouth of cirripedes, [19], [76].
on the reproductive system of cirripedes, [97], [100].
on the nervous system, [92].
Stomach, [85].
none in Proteolepas, [596].
none in the male Alcippe and Cryptophialus, [562], [585].
Stomopoda, affinities to cirripedes, [19].
Straus, on the affinities of cirripedes, [9].
on the moulting of Daphnia, [157].
Structure, microscopical, of shell, [57].
peculiar in Verruca, [506].
Stutchbury, Mr., on the shell of Chelonobia, [386].
Syngamus trachealis, [23].
System, muscular, of the body and cirri, [62], [68], [71], [76].
alimentary, [85].
circulatory, [87].
nervous, [88].
reproductive, [97].
Temperature, effects of, on cirripedes, [161].
Terga, their structure, [51].
Tergum, occludent ledge and shape of, in Pyrgoma, [356].
fixed in Verruca, [503].
Testæ valvæ, [39], [43].
Testes, [97].
development of, in Proteolepas, [598].
[Tetraclita, Genus], [321].
[cœrulescens], [342].
[costata], [339].
[porosa], [328].
upfilled parietal tubes of, [44].
[purpurascens], [337].
[radiata], [343].
[rosea], [335].
[serrata], [333].
squamulosa, [329].
[vitiata], [340].
[Thoracica, order of], [21], [30].
Thorax of the Balanidæ, [66].
of pupa, [85].
rudimentary, in the male Alcippe, [562].
Tige of limbs, [83].
Triton of Linnæus, [158].
[Tubicinella, genus], [430].
cementing apparatus of, [143].
[trachealis], [431].
balænarum, [431].
Lamarckii, [431].
major, [431].
maxima, [172], [438], [492].
Turtles, with their carapaces perforated by Chelonobia, [391].
with Platylepas attached, [427].
Unisexuality of cirripedes, [23].
Vagina or sheath, [38], [48].
Valves, opercular, [50].
of shell, [39], [43].
primordial, [129].
homologies of, [131].
Van de Hoeven on Limulus, [88], [90].
Variation of characters, [155], [184], [197].
in Tetraclita, [327].
in Chthamalus, [459].
[Verruca, genus], [496].
cancri Americani, [396].
[lævigata], [520].
[nexa], [522].
[prisca], [525].
[Spengleri], [521].
[Strömia], [518].
Verruca testudinaria, [392].
[Verrucidæ, family of], [495].
Vesicle, acoustic, [95].
Vesiculæ seminales, [98].
Vesicula seminalis, compound in Proteolepas, [598].
Vision of cirripedes, [94].
Wagner, R., on the reproductive system of cirripedes, [97], [99].
Walls of shell, [43].
Water, brackish, effects of, on cirripedes, [163].
Whales’ skin, growth of, into the shells of Coronula, [413].
perforated by Tubicinella, [436].
[Xenobalanus, genus], [438].
[globicipitis], [440].
Zenker on the eyes of Daphnidæ, [121].
Zoosperms, [98].

PLATES.

Plate I.