l--t THE CANADIAN ENTOMOLOGIST. 



Exoprosopa grata, n. sp. — Black, lower part of front, face except in 

 the middle, sides of anterior half of oral margin broadly, scutellum 

 except its extreme base, sides of abdomen on basal half, venter except 

 sometimes at the apex, reddish, legs sometimes also reddish. Tomentum 

 of front and face brassy yellow, the pile black ; face concave, consider- 

 ably produced below ; proboscis never projecting more than the length of 

 its labellye beyond the oral margin ; first joint of antennae three times as 

 long as the second and about equal to the third, the latter in profile 

 gradually tapering from base to apex, about twice as long as the terminal 

 style ; tomentum of occiput silvery white. Tomentum of thorax mixed 

 black and brassy yellow, pile of dorsum black, that of ends and sides 

 yellowish, the bristles black ; pile of pleura light yellow, that above the 

 middle coxae white, on all the coxge mixed yellow and black. Pile and 

 bristles of scutellum black, the tomentum mixed black and brassy yellow. 

 Tomentum of abdomen black and brassy yellow, the yellow forming a 

 cross band at base of the second segment and a large spot on each side 

 of the third, fourth, fifth and sixth segments, most extended on the fourth 

 where it forms a broadly interrupted crossband ; tomentum of the seventh 

 segment silvery white ; pile of sides abundant, that on the first segment 

 and anterior third of the second yellowish, on rest of abdomen black ; 

 tomentum of venter white, mixed with a few black ones posteriorly, the 

 the pile yellowish and black. Tomentum of legs mixed black and brassy 

 yellow, front tibiee destitute of bristles, clause of front tarsi scarcely per- 

 ceptible. Wings hyaline, costal cell yellowish, base of wing to beginning 

 of basal cells brown, the hyaline part with two brown crossbands ; the 

 first one begins at costal cell in base of the marginal, fills apical half of 

 the first basal, apical fourth of the second basal, base of discal and ex- 

 treme base of the third posterior, basal third of the fourth posterior, last 

 half of the anal cell except its extreme apex, also fills last three-fifths of 

 the axillary cell, besides forming a border to the extreme base of the 

 second vein ; the second brown band fills the middle third or more of the 

 marginal cell reaching apex of the costal cell, crosses the first submarginal 

 and first posterior cells near the middle of each, fills extreme apex of the 

 discal and the upper corner of base of second posterior cell, not reaching 

 the third posterior cell. Length 13 to 16 mm. Merced County, Cali- 

 fornia, and Washington. Four specimens ; in July. 



Nearest related to eremita, O. S., but readily separated from it, and 

 from dor is, O. S., by the second brown crossband of the wings never 



