480 Sir George F. Hampson on tJie 



Key to the Genera. 



A- Palpi upturned. 



a Furewing with veins 3, 4, 5 stalked. 



fli Forewing with vein 2 absent . . . .7. Peita. 

 b' Forewing with vein 2 present . . . .6. Cangetta. 

 h Forewing with vein .3 from cell. 



■a' Falpi reaching well above vertex of head. 



a- Forewing with the outer tnargiu angled at 



vein 4, 10 stalked with 7, 8, 9 . .1. Rodaha. 

 f)-' Forewing with the outer margio evenly 



curved, 10 free 3. Gauna. 



6' Palpi not reaching vertex of head. 



a- Both wings with veins 4, 5 stalked or 



closely approximated for some distance 2. Endotricha. 

 h- Forewing with veins 4, 5 stalked, hind- 

 wings with 4, 5 radiating from angle ; 

 the costa of forewing excised at middle 4. Scenedra. 

 c- Both wings with veins 4, 5 well separated 



towards origin 5. Persicoptera. 



B. Palpi porrect. 

 a Palpi straight. 



a' Palpi extending about the length of bead. 



a" Palpi fringed with long hair below . .21. Ginogenes. 

 h- Palpi triangularly scaled . . . .22. Cotachena. 

 b' Palpi extending twice to three times length of 

 head. 

 a" Maxillary palpi triangularly scaled, 

 a^ Forewing with vein 7 absent. 



tf* Hind i\ing with vein ."i present; fore- 

 wing with 8, 9, 10 stalked . . . 13. Hendecads. 

 h* Hindwing with vein o absent ; fore- 

 wing with 10 from cell . . .12. I.-<chnoscopa. 

 b^ Forewing with vein 7 stalked with 8 9,10 15. Burathema. 

 c^ Forewing with veins 7, 8, 9 stalked, 



10 from cell 16. Myrmidonit^tis. 



b- Maxillary palpi with a pointed tuft nearly 



as long as the labial palpi . • .11. Trichophysetif!. 

 h Palpi rostriform and downcurved. 



a' Palpi extending about the length of head; 



veins 4, 5 of both wings stalked . . 18. Rosin'palpus. 

 bi Palpi extending about twice the length of 

 head, 

 a' Both wings with veins 4, 5 from cell- 

 a* Maxillary palpi triangularly scaled; fore- 

 wing wiih the subcostal and median 

 nervures approximated . . .19. Syyitonarcha. 

 b'' Maxillary palpi filiform ; forewing wdth 

 the subcostal and median nervures not 

 approximated . . . . . 20. Centropseusiis. 

 b- Forewing with veins 4, 5 from cell ; hind- 

 wings with veins 4, 5 stalked . . 9. Cataprosopus. 

 <? Both wings with veins 4, 5 stalked. 



a^ Forewing with vein 7 present ; maxillary 



palpi dilated with scales . . . 14. Pleonectoides. 

 b'' Forewing with vein 7 absent ; maxillary 



palpi filiform . .- . . .17. ParachmidUt. 

 c^ Palpi extending about four times length of 

 head and hollowed out to receive the 

 brush-like maxillary palpi . . .10. Trieropis. 



C. Palpi with the 2nd joint porrect and thickly scaled, 



the 3rd obliquely uptuirned, naked and 



set on before the apex of 2nd . . 8. JXplopseustis. 



