252 THE CANADIAN ENTOMOLOGIST. 



Hind wings with the marginal cell pointed at apex, and some- 

 times open 14. 



Hind wings with the marginal cell well rounded at ajjex, with- 

 out an appendage ; a surrounding nervure at apex 13. 



Hind wings with the marginal cell well rounded at apex, but 

 ivitJi an appendage ; no surrounding nervure at apex . . . . 12. 



12. Third transverse cubitus curved inwardly, not extending in the same 



direction with the transverse radius, the third submarginal cell 

 considerably larger than the first and second united ; antennae 

 densely pilose, tapering towards tips, the third joint longer than 

 the fourth ; claws cleft. ? ^^ Parazarca, Ashm. 



Third transverse cubitus straight, or nearly so, running in the same 

 direction with the transverse radius ; antenufe pubescent, the 

 third joint nearly as long as joints 4-5 united. 



Claws cleft or bifid ; anal vein in front wings straight, not 

 curving upwards at tip ; transverse cubitus in hind wings not 

 short, the anal cell somewhat briefly petiolate. 



9 Erythraspides, Ashm. 



Claws simple : anal vein in front wings curving upwards at tip ; 

 transverse cubitus in hind wings very short, the anal cell 

 longly petiolate. 9 $ Blennacampa, Hartig. 



13. Third transverse cubitus curved inwardly, not extending in the 



same direction with the transverse radius, divergent ; third sub- 

 marginal cell larger than the first and second united ; pedicel as 

 long as the scape, about thrice as long as thick at apex. 



^ Calozarca, Ashm. 



Third transverse cubitus straight, or nearly so, and running in the 

 same direction with the transverse radius ; third submarginal cell 

 hardly larger than the second, much smaller than the first and 

 second united ; pedicel shorter than the scape, only a little longer 

 than thick. $ Erythraspides, Ashm. 



14. Third transverse cubitus in front wings not running in the same 



direction with the transverse radius ; marginal cell in hind wings 

 7vith an appendage ; third joint of anteimse much shorter 

 than joints 4-5 united ; claws with a small tooth 



within Scolioneura, Konow. 



Third transverse cubitus almost interstitial with the transverse radius 

 and having the same direction ; marginal cell in hind wings 



