ACRONYCTINJK 



13 



j*. Thorax withoul crests. 

 a 6 . Thorax clothed chiefly with scales. 



a-. Palpi smoothly scaled and flattened 

 against frons ; fore wing narrow 



with the margins subparallel Clethrorasa, p. 



IP. Palpi not flattened against frons and 

 with a tuft of scales at extremity of 



'2nd joint : fore wing triangular ... Neopii.enis, p. 681. 

 Ifi, Thorax clothed with hair and hair- 

 like scales Fagitaxa, p. 592. 



K .Abdomen with dorsal crest at base only. 

 «->. Pro- and metathorax with divided 



crests Calpiformi s, p. 504. 



&5. Prothorax with sharp triangular crest, 



metathorax with divided crest Macronoctua, p. 431. 



o\ Prothorax with sharp triangular crest, 



metathorax with spreading crest Hydrckcia. p. 



d b . Prothorax with ridge-like crest, meta- 

 thorax with spreading crest AxDROLYJlNIA, p. 



e». Thorax with slight dorsal ridge-like 



crest Pyrriiia, p. 



fi. Pro- and metathorax with spreading 



crests. 



a r <. Thorax clothed chiefly with scales. 



(u. Pro- and metathorax with the crests 



formed of very long spatulate scales. 



a 8 . Fore wing with the apex produced 



and acute Pcecilogramma, p. 



b 8 . Fore wing with the apex rounded... Opsyra, p. 

 b~<. Prothorax with long flattened crest 



projecting backwards. 

 a 8 . Fore wing with the termen excised 



below apex and excurved at middle. Geroda, p. . 

 b 8 . Fore wing with the termen evenly 



curved Macapta, p. 



c"<. Prothorax with short spreading crest. 

 ««. Mesothorax with slight paired 



crests Crambodes, (2) p. 445. 



\fi. Mesothorax without crests. 

 «». Palpi upturned, the 2nd joint 

 reaching vertex of head. 

 a 10 . Build slender. 

 a 11 . Hind wing with vein 5 from 

 middle of discocel hilars. 

 <7 12 . Fore wing with the termen 



excised from apex to middle. Gonodbs, (2) p. 450. 

 b 12 . Fore wing with the termen 

 evenly curved. 

 a 1 '-'. Fore wing with the apex 

 somewhat produced and 



acute Platysenta, (2)p. 447. 



^13. Fore wing with the apex 



rounded Monodes, (2)p. 457. 



6 11 . Hind wing with vein 5 from 



below middle of discocellulars. Hadjina, (2) p. 521 . 



ftio. Build stout Monoptya, p. 432. 



b 9 . Palpi upturned, the 2nd joint 

 reaching about to middle of frons. 



a" 1 . Thorax roughly scaled Hypoplexia, p. 426. 



b lu . Thorax smoothly scaled. 

 a 11 . Palpi with the 3rd joint porrect. 

 « 12 . Tegulae produced to a slight 



dorsal ridge and hood Catabeva, (2)p. 234. 



& 1 *. Tegulae normal Namangaha, (2)p. 544. 



