SARCOPHAGA AND ALLIES 8o 



which are quite persistent in different angles of view ; 

 segments 1, 2, and 3, with only lateral bristles, or at 

 most the third with a very small, depressed pair, hard- 

 ly noticeable; fourth segment with a row of about 14. 



Hypopygimn rather large ; first segment reddish 

 brown, somewhat pruinose, with a row of stout, small 

 bristles at hind margin; second segment globose, red, 

 a little pruinose behind, not bristly; forceps slender, 

 tapering, gently curved forM^ard at apex, red for more 

 than half their length; penis ending in two divergent 

 black, curved, shining processes, each of which divides 

 distally into three points; middle part of penis shin- 

 ing black, broad, with two lateral lobes and two cen- 

 tral ones that bear numerous minute teeth pointing 

 forward; posterior claspers longer than front one. 



Legs black ; middle femur with a short comb behind 

 and below at tip, consisting of only half a dozen blunt 

 spines; middle tibia with two bristles on outer front 

 side near middle; hind tibia with moderate. villosity 

 spreading both ways; pulvilli and claws elongated; 

 anterior tarsi with some longer hairs underneath at 

 base. 



Wings hyaline, third costal segment longer than 

 fifth ; no costal spine ; third vein with about 8 hairs. 



Female not known. 



Length 9-11 mm. 

 Four males: Two are from Pine Lake, Calif., col- 

 lected by Johnson, and sent the author by Professor 

 C. F. Baker; one Moscow, Idalio, collected by the 

 autlior; the remaining one from Bernalillo Co., N. M., 

 collected by B. Brown, now in the Hough collection. 



ITolotype.— Male, No. 20500, in \J. S. N. M., 

 from Pine Lake, Calif. 



The absence of the median marginals on the tliird 

 segment is a cliaracter which will pro])ably aid in con- 

 necting the females with this species. 



