NOCTUII)^. 



b<'. Thorax clothed with rough hair and 



scales mixed Zalissa, p. 



h'K Abdomen with dorsal crest at base only, 

 tt"*. Prothorax with spreading crest. 

 a^. Fore wing with the termen oblique 

 towai'ds torn us. 

 «6. Fore wing with scale-tooth at tornus . Ectoiofiia, p. 

 b''. Fore wing without scale- tooth at 



tornus Xylom(ea, (2)p. 534. 



Z>5. Fore wing with the termen evenly curved. 

 flB. Build stout. 

 «<■. Fore wing with the termen crenulate. Amiana, (2) p. 538. 

 b''. Fore wing with the termen not 



crenulate Matopo, (2)p. 185. 



b'^. Build slender Nboajilichia, (2)p. 518. 



h*. Prothorax without crest. 

 aP. Thorax clothed chiefly with scales. 

 a^. Fore wing with the apex produced, 



the termen obliquely curved Fotei,la, (2)p. 232. 



b^. Fore wing with the apex not pro- 

 duced, the termen more erect. 

 a7. AntennjE laminate, almost simple ... Tycracona, (2)p. 50. 

 Z)'. Antenna ciliated. 

 ftS. Fore wing narrow, the margins sab- 

 parallel Beyolt.mkia, p. 



b^. Fore wing triangular Trichocosaiia p. 



b^. Thorax clothed with hair only Erythececia, p. 



c3. Abdomen without dorsal crests. 

 a.-*. Eyes small, elliptical. 

 a^. Thorax clothed with rough hair and scales. Annaphii.a, p. 



h^. Thorax smoothly scaled Mesotkosta, (2)p. 437. 



b*. Eyes large, round. 

 a^. Metathorax with crest. 

 a^. Prothorax with spreading crest. 



«'. Proboscis absent Acopa, ('2) p. 410. 



b^. Proboscis aborted, small H^massia, (2)p. 438. 



c'i. Proboscis fully developed Cea, p. 



Z)6. Prothorax without crest. 

 a'. Proboscis aborted, minute. 

 a*. Thorax clothed with hajr and scales 



mixed Leiometopon, (2)p. 172. 



b^. Thorax clothed with hair only Sphida, p. 



b^. Proboscis fully developed Rhabinopteryx, (2)p.287. 



55. Metathorax without crest. 

 3*5. Thorax clothed almost entirely with 

 scales. 



a'. Proboscis aborted Merolecca, p. 687. 



b'i. Proboscis fully developed. 

 ftS. Frons with corneous ridge above ... Neumoegenia, p. 

 b^. Frons without corneous ridge above. 

 «8. Fore wing with the apex rather 



produced and acute Xylostola, p. 



/>9. Fore wing with the apex rounded . Acosmetja, (2) p. 412. 

 b^. Thorax clothed with hair and hair- 

 like scales Arcilasisa, p. 



c5. Thorax clothed with hair only Oxythres, p. 



X"2. Frons with vertical jElattened process with 

 rounded edge. 



cv^. Abdomen with dorsal series of crests EjiBOLfECiA, p. 



b'i. Abdomen with dorsal crest at base only... Copifeontia, p. 

 1-. Frons with transverse ridge. 



a'i. Abdomen with dorsal series of crests Antha, (2)p. 274. 



b^. Abdomen with dorsal crest at baee only, 

 ft*. Pro- and metathorax with spreading 



crests Leuconycta, (2)p. 35. 



b*. Pro- and metathorax without crests Polygrammata, p. 689. 



