ACRONYCTIN^. O 



f. Fore tibia with claw on inner fide only. 

 a'. Frons wiih shovel-sliaped plate at middle 



and corneous plate below it Pinacoi'lus, (3)p. 229. 



h^. Frons with pointed prominence with tri- 

 lobate plate below it MetvEglb, (3)p. 379. 



ci. Frons with corneous prominence with raised 

 edges and central process. 



aP: Proboscis aborted Centkogone, (3)p. 223. 



IP. Proboscis fully developed. 



a^. Eyes small, reniform .. X.intiiothrix, (3)p. 467. 



i^. Eyes large, round, 

 a-*. Thorax clothed with rough scales; pro- 

 and metathoras with crests ; patagia 

 curled upwards at extremity. 



a^. Fore tibia with the claw strong CuALCOPAST.i, (3)p. 218. 



}fi. Fore tibia with fine sphie Hoplolytura, (3) p. 214. 



//'. Thorax smoothly clothed with scales. 

 a'?. Pro- and metathorax witli slight crests. Fota, (2) p. 214. 

 //'. Pro- and metathorax witlnjut crests ... Antaplaga, (3)p. 384. 

 c^. Thorax clothed with hair and hair-like 



scales Calophasidia, (2)p. ISl. 



d^. Thorax clothed with hair only, the pro- 



and metathorax with spreading crests... Fala, (2) p. 220. 

 d}. Frons with corneous prominence with raised 

 edges, its lower edge produced to a point. 

 a". Fore wing with the apex produced and acute. Stiria, (3)p. 242. 



h'. Fore wing with the apex round Cikruophanus, (3)p. 201. 



e^. Frons with corneous prominence with 

 raised edges not produced to a point. 



ar. Proboscis aborted, minute Metopoplus, (3) p. 229. 



Ifi. Proboscis fully developed. 

 o?. Fore wing with tlie termen excurved at 



middle and oblique towards tornus Basilodes, (3) p. 206, 



l:^. Fore wing with the termen evenly curved. Stibadidm, (3) p. 104. 

 /I. Frons with rounded prominence with 



corneous plate below it Xanthiria, (3) p. 244. 



g^. Frons without prominence. 

 a". Proboscis aborted, small. 

 o3. Pro-and metatiiorax with spreading crests. PsEUDOLiGrA, (2) p. 170. 

 /A Prothorax without crest, metathorax with 



large crest Oxycnemis, (2)p. 215. 



}fi. Proboscis fully developed. 

 a?. Thorax smoothly clothed with scales. 

 «•*. Pi'o- and metathorax with spreading 



crests CoPANAiiTA, (3)p. 492. 



h^. Thorax without crests Leucocnemis, (2)p. :J21. 



^3. Thorax roughly clothed with hair and 



hair-like scales Centrarthra, (2)p. 284. 



g. Fore tibia without claws. 

 a^. Fore tarsus with curved claw-like spines on 

 outer side of 1st joint. 

 a". Frons with truncate conical prominence 

 with raised edges. 

 a?. Proboscis aborted, small ; abdomen with 



dorsal crest at base only Mycteroplus. (3)p. 231. 



i3. Proboscis fully developed ; abdomen with- 

 out crests. 

 a^. Thorax clothed chiefly with scales, the 



metathorax with paired crests Ompualetis, (2) p. 374. 



h^. Thorax clothed with hair only and 



without crests Psectrotarsia, (3)p. 232. 



b". Frons with rounded prominence with cor- 

 neous plate below it ; proboscis aborted. 



b2 



