352 KINCAID 



Synopsis of preceding species of Pristiphora. 

 Fonales. 



Body black with yellow markings on pronotum and tegulge. 



DorsLilum of abdomen black except at tip bttcoda sp. nov. 



Dorsulum of abdomen principally yellow koebeli yisixlatt. 



Body entirely black. 



Stigma narrow and elongate aiiaka sp. nov. 



Stigma orbicular circzilaris sp. nov. 



Stigma nornial, regularly rounded beneath ortinga sp. nov. 



Males. 

 Body black with white trochantei-s and tibiae loia sp. nov. 



EUURA INSULARIS sp. nov. 



Female: Length 4.5 to 5 mm.; slender, shining; clypeus very 

 deeply and narrowly emarginate ; ridges about ocellar area distinctly 

 raised, but rounded; frontal crest broad, rounded, with a narrow 

 notch in the middle; antennal fovea small, circular, moderately exca- 

 vated ; antennae short, slender, third to fifth joints subequal ; outer 

 veins of discal cells in hind wings interstitial ; stigma rounded at base, 

 tapering to an acute point ; tarsal claws slender, subequal ; sheath 

 stout at base, rather sharply rounded at apex. Color black; labrum, 

 base of mandibles, tips of cox£e, trochanters, tips of femora, tibiae ex- 

 cept apices of posterior pair, and anterior and middle tarsi, testaceous. 



Male : Length 4.0 ; resembles female in general structural charac- 

 ters ; antennae longer, stouter at base, tapering sharply ; procidentia 

 well developed, projecting, rounded at the apex ; hypopygium sharply 

 rounded at tip. Color black ; flagellum of antennas, labrum, tip of 

 clypeus, base of mandibles, spot beneath eyes extending upwards on 

 inner orbits, testaceous; legs colored as in the female. 



Twelve females and two males, Popof Island, July 9-15. 



Type no. 5301, U. S. National Museum. 



Swept from willow bushes. 



Allied to Eitura salicicola Smith, but in that species the ridges 

 about the ocellar area are obsolete, the frontal crest is broad and flat 

 and the sheath is broadly rounded at the apex. In both sexes of 

 Euiira salicicola the antennas are more or less pallid, while in Euura 

 itisularis this is true only of the males. 



PONTANIA TUNDRA sp. nov. 



Female: Length 3.5 mm.; rather slender; clvpeus deeply and 

 broadly emarginate, the lobes small and rounded ; lateral walls of 



