1)30 



COMPEXDIUM OF GENERIC DISTINCTION'S. 



Genus. Chrysantheda. — Tongue long as body. No pollen- 

 basket mi bind legs. 



Genus. Xvi ucupa.— Body broad, bairy. Mandibles of female 

 blunt. 



Genus. Bomuus. — Body thick, rounded, and hairy. Spurs on 

 binder tibia;. 



Genus. Apis. — Body moderately slender. No spurs on hinder 

 tibia?. 



Order. STREPSI PTERA.- Front wings changed into two 

 short twisted organs; hinder wings very large, folded like a fan. 

 Mandibles slender. 



Order. LEPI DOPTERA.— Wings four, membranous, wide, 

 covered on both sides by overlapping scales. Nerves branching. 

 Mouth formed for suction. Tibiae spurred. 



Section. RHOPALOCERA. Antenna- mostly knobbed 

 attip. Proboscis long. 



Family. PAPILIONIDiE.— lays for walking in both sexes. 



Sub-family. PApilionides. — Hinder inner edge of second pair 

 of wings concave or folded. Middle longitudinal nervure of 

 front wings giving out four nervures. Central cell of wing 

 closed. Club of antenna' elongated. 



Genus. Ornithoptera. — Hind-wings not tailed. Labial 

 palpi moderately short. Abdomen of male, deeply grooved on 

 outer side. Indian Archipelago. 



Genus. Papilio. — Hind-wings tailed. Labial palpi very 

 short. 



Genus. Leptocircus. — Hinder wings folded longitudinally, 

 very long, slightly curved at extremity. Abdomen short. Palpi 

 very short. Java. 



Genus. Thais. — Inner edges of binder wings deeply scooped. 

 Last Indies. 



Sub-family. Pierides. — Hind-wings forming a gutter for the 

 reception of the abdomen. 



Genus. Pieris. — Wings rounded, partly bare. Club of an- 

 tennae compressed. 



Family. HELICONimffi.— Fore-legs small. Central cell of 

 hind-wings closed. Palpi short, and set far apart. Club small. 



Genus. Heliconia. — Front wings long, narrow, entire; hinder 

 wings narrow, receding from abdomen. All wings nearly trans- 

 parent. Palpi rising above head. Front tarsus wide and 

 slightly toothed. West Indies. 



Genus. Leptalis. — Front wings curved and scooped, so as to 

 forma hook. 



Genus. MECHAMTIS. — Wings very long, entile. Hinder 

 wings narrow at base. Body slender. Hot countries. 



Genus. Ithoxia. — Wings almost wholly transparent, except 

 round edges, and a short bar on front edge. Central America. 



Genus. Eupl.EA. — Front legs short and imperfect. Antenna- 

 set close together, club long and curved. Palpi short, thickly 

 haired. I lot countries. 



Family and Genus. DANAIDJE. — Antenna' very long. Palpi 

 set apart. Wings with triangular outline. Central cell of hind- 

 wings closed. Hot countries. 



Family. NYMi'HALID.ffi:. — Fore-legs rudimentary in both 

 .sexes, and thickly haired. Central cell of hinder wings cither 

 open or closed, with a very slender nerve. 



Genus. Cykkstis. — Hinder wings s< ped from tip of abdo- 

 men, i inter edge of front wings nearly straight. Hot countries. 



Genus. CethosIa. — Palpi set close, but diverging, and tipped 

 with slender extremity. Lower wings embracing abdomen. 

 Hot countries. 



Genus. Agrai'LIS. — Wings scooped round hinder edges. 

 Hind-wings not tailed. Hot countries. 



Gentis. Marpesia. — Front wings deeply scooped and rather 

 hooked; hind-wings with two tails, outer three times as long as 

 inner. 1 lot countries. 



Genus. Vanessa. — Club of antenna' short. Eyes hairy. 

 Front wings angular. 



Genus. Cat a gramma. — W T ings large, rounded on hinder edges. 

 Under side of lower wings marked with rings, mostly so as to 

 form the figure 8. New World. 



Genus. Ntmphalis. — Palpi close, erect, hairy. Club grad- 

 ual. Hot countries. 



'/dais. Adolias. -Thorax large. Abdomen small. Wings 

 slightly scalloped along outer edges. Club gradual. Asia. 



Genus. Het.KEA. — First pair of wings entire; second pair 

 sometimes scooped. Wings wholly or partly transparent. Hot 

 countries. 



Genus. Moepho. — Club very gradual. Central cell of hinder 

 limbs open behind. 



Family. ERYCINID.ffi — Males with four walking feet; fe- 

 males with six. Claws of tarsi minute. 



Genus. F.kvcina. — Upper wings rather triangular; lower 

 much elongated and diverging. Wings nearly transparent. 

 Hot countries. 



Gctius. Zf.nMi. — Hinder wings with a very long, slender 

 tail, starting at an obtuse angle with the wing. 



Genus. Hel PIS.— Club rather curved. Hinder edge of 



lower wings with six short tails. Hot countries. 



Genus. Calydxa. — Hind-wings not tailed. Central America. 



Genus. EuRYGONE. — Almost straight line along outside edge 

 of both pair of wings. Abdomen short. Central America. 



Family. LYC^ENIDiE. -Small. Claws of tarsi minute; fore- 

 legs fitted for walking. Last joint of palpi small ami naked. 



Genus. THECI.A. — Club long. Eyes hairy; hind - wings 

 mostly tailed. 



Family. HESFERIDJE — Logs for walking. Antenna- wide 

 apart, and often hooked at tip. Maxilla' very long. Body 

 robust. 



Section. HETEROCERA. — Antenna' not clubbed. 



Family. SPHINGID^E.— Proboscis mostly long; antenna- 

 prismatic, tipped by thread or feather. Hinder pair of wings 

 small. Body long and sharp behind. 



Genus. Smerinthus. — Wings angulated. Proboscis moderate. 



(,imif. ACHERONTIA. — Wings not angulated, sharp. Probos- 

 cis short. Antenna? hooked at tips. 



Genus. Si'itiNX i including Ch.eroCampaI. — Spiral tongue 

 very long. Antenna- not club -like. Wings sharp. 



Genus. Deilephila.— Tongue long; antenna? club-like. 



Genus. M ai-roui.ossa. — End of abdomen with large tuft; 

 wings covered with scales. 



Genus. Sesia. — End of abdomen tufted. Wings partially 

 transparent. 



Family. ANTHROCERIDiE. — Antenna:- not feathered at tip, 

 sometimes simple in both sexes, sometimes comb-like in male. 

 Abdomen never tufted; wings bent down in repose. 



Genus. Ixo. — Antennae straight, those of male doubly 

 combed. No spur on hinder tibise. 



Family. 2EGERID.2E.— Body long; wings naked and often 

 transparent. Antenna' simple. Hinder legs spurred. 



Genus. -Egekia. — Proboscis and antenna? short. Abdomen 



Hot tllfted. 



Genus. Trochilium. — Proboscis and antenna? long. Largo 

 tuft on tip of abdomen. 



Family. TJRANIIDiE.— Wings with spring, and socket. An- 

 tenna- long, never prismatic nor tufted. All exotic. 



Genus. URANIA. — Antenna- slender, thread-like, gradually 

 tapering to tip. Hinder wings tailed. 



Genus. Castnia. — Antenna' club-like at tip. Proboscis long, 

 Hinder wings not tailed. 



Family. HEPIALIDiE. —Antenna" short, gradually pointed. 

 Proboscis wanting, or very short. 



Genus. Hepialus. — Antenna' threadlike, much shorter than 

 thorax. 



Genus. COSSUS. — Antenna- long as thorax, toothed to tip in 

 both sexes. 



Genus. Zeuzera. — Antenna' of male doubly combed to mid- 

 dle, those of female not combed. 



Family. B0MBYCID.E. — Proboscis and palpi very small, or 

 absent. Body thick ami hairy. Wings large and broad. 



Genus. Attacus. — Wings entire, eyed, sometimes with 

 transparent spot. Antenna- deeply combed. Warm countries. 



Genus. BoMBYX. — Antenna' deeply combed, longer thau 

 thorax. Abdomen extending beyond hind-wings. Asia. 



