10 



noctttid.*:. 



b*. Thorax clothed with hair and hair-like 

 scales. 

 a$. Pro- and nietathorax with spreading 

 crests. 

 «'. Palpi upturned; fore wing with the 

 te.rmen not crenulate. 

 a 8 . Fore wing with the termen oblique 



towards tornus Nonagria, (3) p. 321. 



b s . Fore wing with the termen evenly 



curved Selicanis, (3) p. 103. 



b". Palpi porrect ; fore wing with the 



termen crenulate Margelana, p. 449. 



6 6 . Thorax without crests. 

 «d. Fore wing with the apex produced 

 and acute ; hind wing with veins 3, 

 4 usually stalked, 5 from below 



middle of discocellulars Acrapex, (3) p. 314. 



W. Fore wing with the apex not pro- 

 duced ; hind wing with veins 3, 4 

 from cell, 5 from middle of disco- 

 cellulars. 

 a 8 . Palpi upturned ; frons with large 



tuft of hair SpiietTa, (3) p. 291. 



6 s . Palpi porrect ; frons without tuft 



ofhair Petilampa, (2) p. 414. 



c». Thorax clothed with hair only. 



« 6 . Metathorax with spreading crest Bellura, (3) p. 260. 



b 6 > Thorax without crests. 



a"i. Palpi upturned - Sesamia, (3)p. 324. 



b"> ' . Palpi porrect. 

 a s . Fore wing with the apex produced 



and acute Simyra, (2)p. 173. 



b s . Fore wing with the apex rounded... Eogena, (2) p. 179. 

 6 3 . Proboscis fully developed. 

 a 4 . Abdomen with dorsal series of crests. 

 « 5 . Thorax with double ridge-like crest. 

 a 6 . Thorax clothed chiefly with scales. 

 w. Palpi with the 2nd joint broadly 



angled with hair in front Outiiogonica, p. 45. 



b7. Palpi with the 2nd joint moderately 



fringed with hair in front. 



a 5 . Fore wing long and narrow, the 



termen not excised towards tornus. 



a 9 . Tegulte produced at a slight dorsal 



ridge Delta, (2)p. 190. 



b 9 . Tegula? not produced to a dorsal 

 ridge. 

 a 10 . Frons tufted with hair. 

 a n . Fore wing very narrow, the 



termen very obliquely curved. Magusa, p. 55. 

 b u . Fore wing broader, the termen 



more erect Parasticijtis, p. 76. 



6 10 . Frons smooth with a slight cor- 

 neous plate below it Xylomyges, (2) p. 271. 



6 s . Fore wing shorter, the termen ex- 

 cised towards tornus. 

 a s . Palpi with the 2nd joint reaching 



to about vertex of head Stenopterygia, p. 61. 



&>. Palpi with the 2nd joint reaching 

 to about middle of frons. 



« 10 . Frons tufted with hair Dipterygia, p. 64. 



b w . Frons smoothly scaled Acroria, (2)p. 276. 



i 6 . Thorax clothed with hair and hair-like 



scales Agroperina, p. 398. 



b*. Thorax with broad ridge-like crest EukabiIjA, p. 109. 



c 5 . Prothorax with triangular crest. 



