NOCTUTDJB. 163 



Key to the Genera. 



A. Eyes hairy. 



. Proboscis very slender 2. GLOTTULA, p. 167. 



b. Proboscis fully developed. 

 #'. Abdomen without dorsal tufts. 



a 2 . Palpi porrect, very short and hairy . . 3. POLYTELA, p. 168. 

 b' 2 . Palpi obliquely upturned and smoothly 



scaled. 

 3 . Fore wing with non-crenulate cilia. . 44. LEUCANIA, p. 269. 



b 3 . Fore wing with crenulate cilia 46. ARCILASISA, p. 282. 



c 2 . Palpi porrect, long, and the 2nd joint 



clothed with long hair 19. SEMIOPHORA, p. 205. 



b'. Abdomen with dorsal tufts 18. HADENA, p. 198. 



B. Eyes naked. 



a. Proboscis quite obsolete ; frons with a 



corneous process 4. RABILA, p. 169. 



b. Proboscis fully developed. 



a'. Hind wing with vein 8 running close 



along 7 to middle of cell 1. SPHETTA, p. 166. 



b'. Hind wing with vein 8 rapidly diverg- 

 ing from 7. 

 a 2 . Fore tibiae with a pair of strong curved 



terminal spines. 

 a 3 . Mid and hind tibiae without spines. . 10. CHARICLEA, p. 176. 



6 3 . Mid and hind tibiae spined 11. RAGHUVA, p. 180. 



b' 2 . Fore tibiae without strong curved 



spines. 



a 3 . Mid and hind tibiae spined. 

 a 4 . Fore tibiae with a pair of slender 



terminal spines 9. HELIOTHIS, p. 174. 



b*. Fore tibiae strongly spined at mar- 

 gins. 



a 5 . Fore wing broad ; abdomen flat- 

 tened 12. AGROTIS, p. 180. 



b'\ Fore wing long and narrow 17. HERMONASSA, p. 196. 



c 4 . Fore tibiae without spines. 

 rt 5 . Mid and hind tibiae with a few 



spines towards extremities 8. ADISURA, p. 173. 



b 5 . Mid and hind tibiae strongly spined. 

 a 6 . Fore wing narrow, the apex sub- 

 quadrate , 14. EPILECTA, p. 193. 



b 6 . Fore wing broad, the apex more 

 produced, and outer margin 



oblique 16. HYPERNJENIA, p. 194. 



c 5 . Mid and hind tibiae without spines. 

 a 6 . Abdomen with dorsal tufts. 

 a 7 . Collar with a high peak at 



centre 28. CUCULIA, p. 238. 



b~. Collar normal ; thorax with a 



large furrowed crest. 

 a 8 . Palpi with the 3rd joint short 



and upturned 26. DIPTERYGIA, p. 235. 



b s . Palpi with the 3rd joint long 



and porrect 27. EUSCOTIA, p. 237. 



