REVISION OF GENUS CUPHOCERA EEINHARD 67 



Holotype. — Male, in the Kansas University Museum. 

 Remarks. — One specimen collected in San Diego County, Calif., 

 July 4, 1929, by R. H. Beamer. 



(15) CUPHOCERA TOROSA, new species 



Male. — Front at vertex 0,387 and 0.373 of the head width in the 

 two specimens; parafrontals blackish, gray pollinose to vertex; 

 median stripe yellow, triangular, at middle narrower than one para- 

 frontal ; ocellar bristles absent or hairlike ; verticals two pairs, large ; 

 frontal bristles in a double row below the middle, the lowermost 

 bristles near the eye almost on level with apex of second antennal 

 segment, two or three uppermost bristles suberect or reclinate the 

 remainder directed inward and upward ; antennae red, third segment 

 mostly black, strongly convex in front, slightly longer than the 

 second segment; arista black, tapering evenly to tip, penultimate 

 segment long; face silvery pollinose, its lower border strongly pro- 

 tuberant, the ridges flat bearing one or two bristles above the vi- 

 brissae; parafacials broad, with two macrochaetae on lower part and 

 clothed with numerous slender black hairs except along the inner 

 margin; cheek with rather dense cinereous pollen, black haired, 

 about three-fourths the eye height; proboscis equal the height of 

 head, the distal segment shining brown, tapering apically from base, 

 labella small; palpi absent; beard grayish white. 



Thorax black, gray pollinose, with four indistinct black dorsal 

 vittae; pleura black haired; scutellum except at base red, thinly 

 sprinkled with gray pollen. Chaetotaxy: Acrostichal, 3, 3; dorso- 

 central, 3, 3; j)ostalar, 3 or 4; intraalar, 3; supraalar, 3; presutural, 

 2; humeral, 6; posthumeral, 3 (anterior one small) ; notopleural, 2; 

 pteropleurai, 2 (large) ; sternopleural, 2, 1 ; scutellum bearing 4 

 marginals of unequal size, a strong suberect apical pair, decussate 

 at tip, disk with 10 or 12 erect moderately large bristles besides a 

 stouter reclinate pair shortly before the apex; postscutellum black, 

 gray pollinose; calypters opaque, white. 



Abdomen black, the sides and fourth segment above obscurely red- 

 dish, with gray pollen which extends thinly over the upper surface 

 somewhat denser on bases of last three segments ; first segment with- 

 out median marginal bristles; second with a large pair; third bearing 

 a marginal row of about 10, large; fourth with a discal row and 

 numerous erect bristles on apical half; intermediate segments with- 

 out discals; genitalia ordinary in size, with a large reddish lateral 

 lobe ; the united inner forceps blackish, convex near base behind the 

 surface punctate and clothed with black hairs, tn profile view 

 strongly bowed forward beyond middle, the apex tapering to a 

 narrow rounded tip, smooth and shiny; outer forceps red at base 

 shining black beyond, tapering to an acute tip, strongly bowed with 



