O NOCTDIDJE. 



H. Fore wing with veins 9 fioiu 10 anastomosing 

 with 8 to form the areole, abnormally with 

 veins 8, 9 separate from the areole. 

 a. Fore wing with vein 10 anastomosing with 11. Microhi.ea, p. 329. 

 h. Fore wing with vein 10 not anastomosing 

 with 11. 

 o 1 . Fore tibia with curved claw at extremity. 

 cfi. Frons with corneous prominence with 

 raised edges and central process. 

 a 3 . Fore tibia with the claw on outer side ; 

 hind wing with vein 5 from middle of 



discucellulars Ceratik sia, p. 642. 



b 3 . Fore tibia with the claw on inner side; 

 hind wing with vein 5 from below 



middle of discocellulars Ciieliciiaues, p. 718. 



b". Frons with corneous prominence with 

 raised edges, its lower edge produced to 



a beak. Stenostygia, p. S71. 



c". Frons with the corneous prominence not 



produced to a beak below GYKoiivrsoMA, p. 641. 



b l . Fore tibia without claw. 

 a-. Frons with corneous plate at middle. 

 a 3 . Frons with the corneous plate trilobate . Eui'seudomorpha, p. 9. 

 b 3 . Frons with the corneous plate not tri- 

 lobate. 

 a 4 . Hind wing with vein 5 nearly fully 

 developed from well below middle of 



discocellulyrs Metapioclasta, p. 719. 



$*. Hind wing with vein 5 obsolescent from 



middle of discocellulars Gr/Epeiua, p. 675. 



/■'-. Frons with corneous prominence \\ ifch 

 raised edges. 

 a 3 . Frons with small process in middle of 

 prominence. 



«*. Abdomen with dorsal crest at base Protaracue, p. 373. 



b 4 . Abdomen without crests. 

 a 5 . Hind wing with vein 5 well developed 



from below middle of diseocellulars . IIoteotaraciie, p. 712. 

 b d . Hind wing with vein 5 obsolescent I rom 



middle of diseocellulars Scotostena, p. 372. 



b 3 . Frons with the prominence heart-shaped, 



its lower edge prsduced to a point CarbiosaCe, p. 706. 



e 3 . Frons without processes to the pro- 

 mi nencs. 

 a*. Frons with the prominence forming a 

 transverse groove. 

 a 5 . Proboscis aborted, small ; frons with- 

 out corneous plate below it ... Ukcula, p. 375. 



b b . Proboscis fully developed; frons witli 



corneous plate below it Aulotakacjie, p. 722. 



/) 4 . Frons with the prominence rounded. 

 n-\ Abdomen with dorsal series of crests,. . Ortiioi.euoa, p. 486. 

 b~". Abdomen with dorsal crest at base 



only Hiccoba, p. 379. 



e 5 . Abdomen without chests. 

 a 6 . Hind wing with vein 5 from above 

 angle of cell ; 3, 4 from angle. 



(ij. Proboscis aborted, minute Mk.n'BI'TERA, p. 640. 



b'i. Proboscis fully developed MictoChroa, p. 355. 



! ' h . Hind wing with vein 5 obsolescent 

 from middle of discocellulars. 3, 4 

 stalked Frcva. p. 681. 



