Section A.—Proboscis formed for piercing; metanotum nude. Scutellum simple.

I.

Wings with six-scaled longitudinal veins.

A.

Palpi long in the male.

α.

Palpi long in both sexes, clavate in ♂ Anophelina.

I.

First submarginal cell as long or longer than the second posterior cell.
Antennal segments without dense lateral scale tufts.
Thorax and ab­do­men with hair-like scalesProthoracic lobes simple; no flat head scalesWing scales lanceolateAnopheles, Meigen.
Wing scales mostly long and narrowMyzomyia, Blanchard.
Wing scales as above, but fourth long vein near base of third and outstanding scales on prothoracic lobeNeomyzomyia, Theobald.
Wing scales partly large and inflatedCycloleppteron, Theobald.
Prothoracic lobes mammillated; some flat head scales. Basal lobe of ♂ genitalia of two segmentsStethomyia, Theobald.
Prothoracic lobes with dense outstanding scalesFeltinella, Theobald.
Thorax with some narrow curved scales; abdomen hairyPyretophorus, Blanchard.
Wing scales small and lanceolate. Wing scales broad and lanceolateMyzorhynchella, Theobald.
Thorax with hair-like curved scales, some narrow curved ones in front; abdomen with apical lateral scale tufts, scaly venter; no ventral tuftArribalzagia, Theobald.
Thorax with hair-like curved scales; abdominal scales on venter only, with a distinct ventral apical tuftMyzorhynchus, Blanchard.
Much as above, but abdomen with long spine-like dense lateral tuftsChrystia, Theobald.
Thorax with very long hair-like curved scales; abdomen pilose, except last two segments which are scaly; dense scale tufts on third femora; wings with broadish, blunt, lanceolate scalesLophoscelomyia, Theobald.
Thorax and abdomen with scalesAbdominal scales as lateral dorsal patches of small flat scales; thoracic scales narrow and curved, or spindle-shapedNyssorhynchus, Blanchard.
Abdomen nearly completely covered with irregular scales and with lateral tuftsCellia, Theobald.
No lateral scale tuftsNeocellia, Theobald.
Thoracic scales hair-like except a few narrow curved ones in front; abdominal scales long, broad and irregularKerteszia, Theobald.
Thorax with hair-like curved scales and some broad straight scales, others spatulate on sides. Abdomen covered with fine hairs except last three segments, which are scaly. Tufts of scales on hind femora. Wing scales lanceolateManguinhosia, Cruz.
Antennal segments with many dense scaly tuftsChagasia, Cruz.
Antennæ with outstanding scales on second segment, more appressed ones on the first. At least one segment of abdomen with long flat more or less spatulate scalesCalvertina, Ludlow.

II.

First submarginal cell very smallBironella, Theobald.
With a distinct cylindrical tubercle projecting obliquely from the prothoracic regionDactylomyia, Newstead and Carter.[390]
Scutellum trilobed.
First submarginal cell much smaller than the second posterior cell; proboscis long and bentMegarhininæ.
Palpi long in both sexesMegarhinus, Rob. Desvoidy.
Last segment of ♂ palpi blunt. Last segment of ♂ palpi long and pointedAnkylorhynchus, Lutz.

β.

Palpi short in the femaleToxorhynchites, Theobald.
First submarginal cell longer than the second posterior cellCulicinæ.
Legs more or less densely scaly; head not entirely clothed with flat scales; all the legs densely scaly.
Wings with large pyriform scalesMucidus, Theobald.
Wings with narrow scalesPsorophora, Rob. Desvoidy.
Hind legs only densely scaledJanthinosoma, Arribalzaga.
Head entirely clothed with flat scales. Legs uniformly scaled with flat scales. Head and scutellar scales all flat and broad. Palpi of ♀ short, of ♂ thickened apically and tuftedStegomyia, Theobald.
Palpi of ♀ longer than in Stegomyia and in ♂ long and thin, acuminate, simpleDesvoidea, Blanchard.
Head scales mostly flat, but a median line of narrow curved ones; scutellar scales flat on mid lobe, narrow curved on lateral lobes and palpi longer than proboscisMacleayia, Theobald.
Head scales mostly flat, irregular, narrow curved ones behind; mid lobe scutellum with flat scales, lateral with narrow curved; ♂ palpi shorter than proboscisCatageiomyia, Theobald.
Head scales mostly flat, but a few narrow curved ones in middle in front; scutellar scales all flatScutomyia, Theobald.
Head scales all flat; scutellar scales all narrow curvedSkusea, Theobald.
Head with flat scales, except a small median area of narrow curved ones; scutellar scales all narrow curvedHowardina, Theobald.
Head with all flat scales except a thin line of narrow curved ones behind; scutellar scales all narrow curvedDanielsia, Theobald.
Head with small flat scales over most of surface, with median line and line around eyes of narrow curved ones; scutellar scales bluntly spindle or club-shapedHulecoetomyia, Theobald.
Head and scutellar scales narrow curved. Wing scales long, narrowly lanceolate, collected in spots; palpi clubbed in ♂; five-jointed and rather long in ♀Theobaldia, Neveu-Lemaire.
Wing scales (lateral) long and narrow, and ♀ palpi three-jointed, ♂ not clubbed and hairyCulex, Linnæus.
Wing scales at apex of veins dense and rather broad, femora swollen; small dark speciesMelanoconion, Theobald.
Wings with short, thick, median scales and short, broadish lateral ones on some of the veins; scales mottled; fork-cells rather shortGrabhamia, Theobald.
Wings with dense, broadish, elongated, truncated scalesPseudotæniorhynchus, Theobald.
Wings with broad, short, asymmetrical scalesTæniorhynchus, Arribalzaga.
Head covered with rather broad, flat, spindle-shaped scales; scutellum with small flat scales to mid lobeGilesia, Theobald.
Head clothed with flat, irregularly disposed scales all over, with patches of narrow curved ones; ♂ palpi clubbedAcartomyia, Theobald.
Abdomen with projecting flat lateral scales with deeply dentate apices; wings not ornamentedLasioconops, Theobald.
Wings ornamented; scutellum with flat and narrow curved scalesFinlaya, Theobald.

γ.

Palpi short in ♂ and ♀Ædeomyina.
Wings unornamented.
Antennæ pilose in ♂ and ♀; second joint very longDeinocerites, Theobald.
Antennæ plumose in the ♂.
Head clothed with narrow curved and flat scales.
Mid-lobe of scutellum with six border-bristles.
Scutellum with narrow curved scales.
Palpi in ♀ four-jointed, in ♂ two-jointedÆdes, Meigen.
Mid-lobe of scutellum with four border bristles.
Scutellum with flat scales.
Head clothed with flat scales only.
Fork-cells normal length.
Mid-lobe of scutellum with four border-bristles.
Palpi of ♀ two-jointedVerallina, Theobald.
Palpi of ♀ five-jointed, metallicHæmagogus, Williston.
Fork cells very small or small.
Scutellar scales flat.
First submarginal cell longer than the second posterior cell; no flat scales on mesothoraxFicalbia, Theobald.
First submarginal cell smaller than the second posterior cell; flat scales on mesothoraxUranotænia, Arribalzaga.
Scutellar scales narrow curved.
First submarginal cell as in UranotæniaMimomyia, Theobald.
Wings ornamented with Mansonia-like scalesÆdeomyia, Theobald.

Section B.—Metanotum ornamented with chætæ, squamæ or both.

α.

With chætæ only.
Proboscis longer than whole body; lateral wing scales Tæniorhynchus-likePhoniomyia, Theobald.
Proboscis as long as whole body in ♀ frons drawn out into a prominence; wing scales rather broad and longBinotia, Blanchard =
Runchiomyia, Theobald.
Proboscis not as long as the whole body; lateral vein scales narrowWyeomyia, Theobald.
Proboscis not as long as whole body, swollen apically; wing scales long and broadDendriomyia, Theobald.

β.

Metanotum with squamæ and chætæ.
Palpi short in ♂ and ♀.
Proboscis straight in ♀ and ♂; legs with scaly paddlesSabethes, Rob. Desvoidy.
Venation like Sabethes.
Legs simpleSabethoides, Theobald.
Venation like CulexGoeldia, Theobald.
Proboscis in ♂ elbowed, with two scaly tuftsLimatus, Theobald.
Palpi long in ♂, short in ♀Joblotina, Blanchard.

II.

Wings with seven-scaled longitudinal veins: Culex typeHeptaphlebomyia, Theobald.

Section C.—Proboscis short, not formed for

piercingCorethrina.
Metatarsus longer than first tarsal jointCorethra, Linnæus.
Metatarsus shorter than first tarsal jointMochlonyx, Ruthe.[391]

Notes on the Different Genera.

Sub-family. Anophelina.

The following Anophelines have been recorded as malaria carriers:—