126 THE CANADIAN ENTOMOLOGIST. 



pile sparse, white ; no bristles nor spurs. Wings pure hyaline, veins 

 yellow, the costal from apex of auxiliary to apex of fourth vein brown ; 

 small cross-vein at or slightly before the middle of the discal cell, great 

 cross-vein straight, last two sections of the third vein subequal in length, 

 apex of second submarginal cell half as long as the last section of the 

 third vein. Length 2^ to 4 mm. Merced County, California. Five 

 males and four females in x\ugust. 



Geron capax, n sp. — Black, light gray poUinose, that in middle of 

 dorsum of thorax brown, in the $ continued anteriorly as two median 

 lines, but in the $ the entire dorsum is brown, with the exception of two 

 indentations on the front end and a smaller one each side, situated on the 

 thoracic suture : pile of entire body sparse, whitish. First joint of 

 antennpe nearly twice as long as the second, the third joint twice as long 

 as the first two, in profile four times as long as wide, of nearly an equal 

 width, the upper corner cut away for half the width of the joint, leaving 

 the lower half projecting far beyond it, the apex broadly rounded. Pro- 

 boscis, excluding the labellse, one and a-half times as long as the head, 

 tip of palpi reaching its last third. Base of each abdominal segment 

 darker than the remaining portion. Wings hyaline, apex of subcostal 

 cell yellow, the veins brown ; small cross-vein slightly before middle of 

 discal cell, great cross-vein bisinuate, last two sections of the third vein 

 subequal in length, apex of second submarginal cell one-third as long as 

 the last section of the third vein. Length 6 mm. Orange County, Cali- 

 fornia. Two males and three females. 



The colour of the halteres is not the same in any two specimens. The 

 relative length of the proboscis is also variable ; in one of the males it is 

 fully two and a-half times as long as the head. 



A SARCOPHAGID PARASITE OF CLMBEX AMERICANA. 



BY C. H. TYLER TOWNSEND, LAS CRUCES, NEW MEXICO. 



Recently Professor Aldrich, of Brookings, So. Dakota, sent me two 

 specimens of a Sarcophagid which he had bred from Cimbex. They 

 prove to belong to the old genus Sarcophaga, and are described below. 

 It seems impossible to identify them positively with any of the published 

 descriptions. 

 Sarcophaga cimbicis., n. sp. $ . 



Eyes dark brown, bare ; front one-fifth width of head, silvery white, 



