THE MOTHS OF INDIA. 



639 



b 2 . Thorax clothed with hair only . . . . Cteipolia. 



b x . Proboscis fully developed. 



or. Tegulae produced into a more or less 

 prominent dorsal ridge. 

 a 3 . Palpi with the 3rd joint long and dilated 

 at extremity. 

 a 4 . Abdomen with dorsal series of crests, not 



flattened . . . . . . Euscotia. 



b 4 . Abdomen flattened, without dorsal 



series of crests . . . . . . Elvesia. 



b 3 . Palpi with the 3rd joint short. 



a 4 . Abdomen dorsally flattened . . Amathes. 



b 4 . Abdomen not dorsally flattened . . Dichonia. 



b 2 . Tegulse not produced into a dorsal ridge. 

 a 3 . Abdomen with dorsal crests on b^sal seg- 

 ments. 

 a 4 . Thorax clothed with hair and scales 

 mixed. 

 a 5 . Eyes rather small . . . . Nyctycia. 



b 5 . Eyes large. 



a e . Thorax clothed chiefly with scales. 



a 1 . Thorax quadrately scaled . . Daseuplexia . 



b 7 . Thorax not quadrately scaled. 

 a 8 . Thorax with divided ridge- 

 like crest . . . . Pachypolia. 



b s . Pro- and meta-thorax with 



spreading crests . . . . Eumiehtis. 



b e . Thorax clothed with rough spatu- 



late scales and hair . . . . Valeria. 



c 6 . Thorax clothed with hair with a 



few scales mixed . . . . Antitype. 



b 4 . Thorax clothed with hair and hair-like 

 scales. 

 « 5 . Palpi with the 3rd joint very long, 



dilated at extremity and porrect . . Sydiva. 

 b 5 . Palpi with the 3rd joint short. 

 . a 6 . Thorax with divided crest ; forewing 



with the termen crenulate . . Hhizotype. 



b e . Thorax with spreading crest ; fore- 

 wing with the termen not crenu- 

 late.. .. .. .. Bombycia. 



b 3 . Abdomen with dorsal crest at base only. 



a 4 . Thorax clothed chiefly with scales . . Bryotype. 



