ACROXYCTIX.K. 



1L 



J 6 . Thorax clothed with hair and hair-like 



scales Paratrachea, p. 21< - ,. 



fi. Protho rax with spreading crest, meta- 



thorax with divided crest Polyini.ksis, p. 667. 



Prothorax with long oblique flattened 

 crest. 



«6. Metathorax with divided crest Papaipema, p. 



Ifi. Metathorax with spreading crest Ogdoconta, p. 



//•"'. Pro- and metathorax with spreading 



crests. 

 a 6 . Thorax clothed chiefly with scales 

 a?. Pore wing with slight scale-tooth at 

 ton. u>. 

 a 8 . Abdomen with long forked crest on 



2nd segment Argyrostrotis, p. .~>17. 



6 s . Abdomen without Corked crest on 

 2nd segment. 

 a 9 . Fore wing with the termen more 

 or less angled at vein 4, then 



oblique Eriopus, p. 531. 



t>'\ Fore wing with the termen angled 



at vein 3, then dentate Cosmodes, (2)p. 17. 



c 9 . Fore wing with the termen evenly 



curved, dentate Data, p. 526. 



b~. Fore wing without scale-tooth at 

 torn us. 

 a s . Palpi with the 3rd joint porrect. 

 a'-*. Palpi with tlie 2nd joint reaching 



vertex of head, the .3rd long Ancara, p. 249. 



b 9 . Palpi with the 2nd joint reaching 

 about middle of Irons, the 3rd 

 short. 

 a w . Abdomen with large dorsal crest 



on 3rd segment Teles ILL A, p. ."> s 7. 



b w . Abdomen with the dorsal crests 



slight Andropolia, (2)p. 199. 



6 s . Palpi with the 3rd joint upturned. 

 a 9 . Palpi with the 3rd joint long and 



dilated at extremity. 

 a w . Fore wing with the termen ex- 

 curved at middle and excised 



towards tornus Vespola, p. 



b w . Fore wing with the termen evenly 



curved Crppia, p.. 260. 



b 9 . Palpi with the 3rd joint very long, 

 not dilated, in male tufted with 

 long hair on inner side and re- 

 curved over head Coeyttiurus, p. 360. 



c 9 . Palpi with the 3rd joint shorter 

 and not dilated. 

 a 10 . Fore wing with the cilia strongly 



dentate towards tornus Perigeodes, p. 287. 



Jio Fore wing with the cilia slightly 

 crenulate. 

 « u . Palpi with the 2nd joint reach- 

 ing vertex of head. 

 a 12 . Abdomen with very large 

 crests on 3rd and 4th seg- 

 ments; build slender Ciiytonix, p. COO. 



b } -. Abdomen with the crests on 

 medial segments equal ; build 

 stout. 

 n vi . Thorax and fore wing roughly 



scaled Heteroi fa, p. 271, 



