NOCTUIB-H. 



c(?. Abdomen Avitli the crests on medial 



segments large and somewhat bifid. Safia, p. 

 6^ Abdomen with the crests on medial 



segments small Zale, p. 



Z)^ Patagia not dilated with scales at ex- 

 tremity. 

 a^. Abdomen with the crests on medial 



segments large ;•• PJiMCYMA, p. 



i^ Abdomen with the crests on medial 



segments small .-•• Allotria, p. 204. 



i'. Thorax clothed with hair and hair-like 

 scales. 



ci^. Metathorax with spreading crest Iolnaodes, p. 



h-. Metathorax without crest Calyptis, p. 



h. Abdomen with dorsal crest at base only. 

 a} Frons with tuft of hair above ; palpi with 



the 3rd joint long Callopius.ma, p. 263. 



b^. Frons without tuft of hair above; palpi 



with the 3rd joint moderate Oolbusa, p. 



c. Abdomen with dorsal ridges of hair on basal 

 segments, 

 ai. Fore tibice with curved claw at extremity. Scodionyx, p. 

 h^. Fore tibise without claw at extremity. 

 a^. Fore wing with ihe apex somewliat pro- 

 duced and acute. 

 «•*. Fore wing long and narrow, the costa 

 not highly arched towards apex, the 

 termen obliquely curved. 

 a4. Frothorax with crest, metathorax 



wiiiiout crest Ulotiiiuchopus, p. 220. 



&■*. Prothorax without crest, nieta- 



tiiorax with spreading crest Hypogeam.modes, p. 



h^. Fore wing short and broad, the costa 

 highly arched towards apex. 

 a^. Fore wing with the apex strongly 



produced and falcate OpnisiiA, p. 539. 



b*. Fore wing with the apex slightly 

 produced and not falcate. 

 a^. Fore wing with the termen 



excurved at vein 5 Plasmaticus, p. 548. 



b^ . Fore wing with the termen not 



excurved at vein 5 Paualleli.a, p. 551. 



6^. Fore wing with the apex not produced. 

 a^. Palpi with the 2nd joint reaching to 

 above vertex of head, the 3rd long. 

 a\ Palpi with tlie 3rd joint dilated at 



extremity Pauagarista, p. 262. 



b^. Palpi with the 3rd joint not dilated 

 at extremity. 

 rt^. Thcrax clothed with scales and 

 ]jair mixed. 

 a^. Hind wing with the cell about 



one-fourth length of wing ... Anisoneuea, p. 

 h^. Hind wing with the cell about 



one-half length of wing Hyp.etra, p. 



l^. Thorax clothed with hair only ... Egybolis, p. 2G4. 

 b^. Palpi with the 2nd joint reaching to 



vertex of head, the 3rd long H/E.\iABASis,p. 266. 



c^. Pali:)i with the 2nd joint reaching to 

 middle of frons, the Srd moderate. 

 «■*. Hind wing with the termen excised 



between veins 6 and 2 Metatacija, p. 238. 



