228 Journal New York Entomological Society. [\oi. vi. 
4. Hind wings without a closed discal cell. & 
Hind wings with a closed discal cell. 
Claws simple or with a minute scarcely perceptible tooth within.$ 
Claws cleft or with a large tooth within. 
Anal cell in hind wings as long as the submedian. 9 
Isodyctium As km.. 
Anal cell in hind wings shorter than the submedian. 
Tiansverse median nervure in hind wings received by the discal' 
cell at or somewhat beyond the middle ; sheaths of ovipositor 
equally thickened and more or less obliquely pointed at apex ; 
third joint of antennae almost as long as joints 4-5 united. 9 
Periclista Konow. 
Transverse median nervure in hind wings received by the discal 
cell before the middle ; sheaths of ovipositor produced at apex 
into a thorn like tip. 9 .. Ard | s Konow. 
5. Third joint of antennae longer than the fourth ; sheaths of ovipositor at tips obtuse. 
Pareophora Konow. 
Third joint of antennae a little shorter than the fourth, never longer ; sheaths of 
ovipositor at tips rounded ; clypeus anteriorly truncate. Rhadinoceraea Konow 
6. Anal cell in hind wings as long as the submedian. 9. Isodyctium Ashm. 
Anal cell in hind wings shorter than the submedian. $ . Ardis Konow. 
7 . Third joint of antennae longer than the fourth. ....;. ^ 
Third joint of antennae shorter than the fourth or not longer ; hind wings with 
one discal cell; claws bifid. Phylmatocera Dahm. 
8. Praesternum of mesosternum not at all separated by a suture. 9 ‘ 
Prcesternum of mesosternum separated by a distinct suture. 
Clypeus anteriorly truncate ; hind wings with one discal cell, the anal cell 
shorter than the submedian ; claws long, simple. . Tomostethus Thems. 
9. Hind wings with one discal cell. .* 3 - 
Hind wings without a discal cell. 
Hind wings with the marginal cell pointed at apex and sometimes open. . 12 
Hind wings without a surrounding nervure at apex the marginal cell well 
rounded at apex and with an appendage. .. 1C> 
Hind wings with a surrounding nervure at apex the marginal cell well 
rounded at apex but without an appendage. 11 
10. Third tiansverse cubitus curved inwardly and not extending in the same direction 
with the transverse radius, the third submarginal cell considerably hrger lhan 
the first and second united ; antennae dense'y pilose, tapering toward tips, the 
thiid joint longer than the fourth ; claws cleft. 9 $ • Parazarca Ashm. g. n. 
(Type fumipennis Ashm.) 
Third transverse cubitus straight or nearly so, and running in the same direction 
with the transverse radius ; antennae pubescent, the third joint nearly as 
long as joints 4 and 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 shorter 
than the submedian, briefly petiolated... 9 Erythraspides Ashm. g. n. 
(T\pe pygmcea Say.) 
