ACRONYCTINiE. 15 



c-f. Abdomen without dorsal crests. 

 W'. Thorax with dorsal ridge-like crest ; 

 frons with projecting corneous plate 



beh>wit EccLETA, p. 685. 



Zi5. Prothorax with triangular crest ; meta- 

 thorax with double ridge-like crest. 

 aP. Fore wing witli the ternieu strongly 



excurved at middle Braciiyxantiha, p. 



i6. Fore wing with the termen evenly 



curved Lopiiocalama, p. 



cs. Prothorax with triangular crest, meta- 



thorax with spreading crest Ipijjorimia, p. 



dJ<. Prothorax with spreading crest, meta- 



thorax with divided crest TiiALPOPntLA, p. G79. 



e^ Pro- and metatliorax with spreading 

 crests. 

 «•>. Thorax clothed chiefly with scales. 

 a'. Fore wing long and narrow. 

 cfi. Palpi with the 2nd joint reach- 

 ing vertex of head Ak.ea, p. G88. 



/;*. Palpi with the 2nd joint nut reach- 

 ing middle of frons Syriiusis, p. 5U8. 



h''. Fore wing broad. 

 c(?. Palpi with the 2nd joint reaching 

 vertex of head. 

 a^. Palpi with the ord joint long. 

 c(}^. Hind wing with vein 5 from 



middle of discocellulars Gracilipalpus, p. 42. 



ftio. Hind wing with vein 5 from 



below middle of discocellulars. Selambina, p. 616. 

 ^5. Palpi with tlie 3rd joint moderate, 

 ffii". Palpi witli the 3rd joint porrect. 

 all. Fore wing with the apex pro- 

 duced Callogonia, p. ."189. 



ftii. Fore wing with apex rounded... Carbona, (2)p. 660. 

 ii". Palpi with the 3rd joint up- 

 turned ; fore wing with the 

 apex somewhat produced and 



acute Strigiphlebia, (2)p. 283. 



Ifi. Palpi with the 2od joint reaching 



about middle of frons Ampiiidrina, (2)p. 294. 



/;6. Thorax clothed with hair and hair-like 



scales 



a'. Palpi with 2nd joint reaching vertex 

 of head ; iiind wing with the termen 



excised at discal fold Stygiostola, p. 44. 



h''. Palpi with the 2nd joint reaching 

 middle of frons ; hind wing with the 

 termen evenly curved. 

 o?. Palpi with the 3rd joint porrect ; 



fore wing narrow Luperina, p. 466. 



J8. Palpi with the 3rd joint upturned ; 



fore wing broader Meristis, p. 



/5. Pi'othorax with spreading crest ; meta- 

 thorax without crest. 

 a6. Fore wing narrow, the margins sub- 

 parallel. 

 a'. Palpi with the 2nd joint reaching 

 vertex of head. 

 cfi. Hind wing with veins 3, 4 stalked. Hypostilbia, (2) p. 293. 

 ¥•. Hind wing with vein? 3, 4 from cell. Atiietis, (2) p. 296. 

 h''. Palpi slender, the 2nd joint reaching 



middle of frons Argyrospila, p. . 



