b'. Frons with long tTilobate process and cor- 

 neous plate below it. 

 a^. Proboscis aborted, small, 

 a,-*. Palpi oblique, reaching to beyond frons , Azenia, p. 



Z;4. Palpi porrect, very short Pseudinodes, p. 



^3 Proboscis fully developed. 



a-" Eyes small, reniform Stemmaphoea, p. 



lA. Eyes large, round. 

 a^. i?alpi extending to just beyond frons. 

 «,6. Metathorax with spreading crests ... Tkistyla, p. 



^6. Thorax without crests Mudaeia, p. 



h'". Palpi very .^hort and not reaching as 



far as frons Sykthymia, p, 



£■2. Frons with long bilobate corneous process, 

 ff^. Proboscis aborted, small. 

 a\ Frons with long triangular plate be- 

 low it Pkothrinas, p. 



/'*. Frons with short plate below it excised 

 in front. 

 «•'. Thorax clothed with hair and scales, 

 the pro- and metathorax with spread- 

 ing crests Stilbina, p. 



//5. Thorax clothed almost entirely with 



scales and without crests Cyclopera, p. 



c^. Thorax clothed with hair and hair-like 



scales and without crests Ochrocalama, p. 



c^. Frons without plate below it Archanara, p. 



h-^. Proboscis fully developed. 



«■». Metathorax with spreading crest Dipinacia, p. 



&■*. Metathorax without crest jEgle, p. 



d'^. Frons with rounded prominence with 

 shovel-shaped process at middle and cor- 

 neous' plate below it. 



f/3. Proboscis absent Hypeutiiina, p. 



IP'. Proboscis aborted, small. 

 «.''. Frons with the corneous process some- 

 what pointed at extremity and keeled 



below DiPAROrsis, p. 509. 



}A. Frons with the corneous process not 

 pointed or keeled. 



r/.5. Palpi upturned Palafeontia, p. 



/j5. Palpi obliquely porrect Stikiodes, p. 



*••*. Proboscis fully developed. 



«/*. Eyes small, reniform Apina, p. 



/'/. Eyes large, round. 

 a5. Thorax clothed chiefly with scales. 

 a^. Frons with trilobate plate below it ; 



hind wing with veins 3, 4 from cell.,. Copibkyophila, p. 

 ¥. Frons with ti'iangular plate below it ; 



hind wing with veins o, 4 stalked ... Prodicella, p. 



/;5. Thorax clothed with hair only Ipanica, p. 



e-. F'-ons with truncate conical prominence 

 with raised edges. 

 «■*. Abdomen with dorsal crests on basal 

 segments. 



«•». Proboscis aborted, minute Atkephes, p. 284, 



¥. Proboscis fully developed. 

 a5. Thorax with slight double ridge-like 



crest Stauropides, p. 



1/. Pro- and metathorax with spreading 



crests Speocrofi a, p. 255. 



fS. Prothorax without crest, metathorax 



With large spreading crest Eudryas, p. 



