52 PKOCEEDINGS OF THE NATIONAL MUSEUM vol.83 



nite yellowish, with a moderately broad but not very deep U-shaped 

 incision. 



Legs black, lower edge of femora, knees and tibiae reddish; mid- 

 dle tibia with four or five stout uneven bristles on outer front side ; 

 hind tibia with about seven smaller bristles on outer posterior edge, 

 the middle one largest; claws and pulvilli shorter than apical tarsal 

 segment. 



Wings grayish hyaline ; epaulets yellow ; third vein setulose almost 

 to small cross vein; fourth vein with a rectangular bend which 

 sometimes bears a short stump, beyond the angle the vein curves 

 inward, thence continues straight in a diagonal direction to costa, 

 narrowly closing first posterior cell far before tip of wing; hind 

 cross vein very oblique to fourth which it joins much nearer bend 

 than small cross vein; last section of fifth vein less than half the 

 length of preceding section ; costal spine vestigial. 



Length, 10 to 12 mm. 



Type.— Mdil^, U.S.N.M. no. 50558, from Bexar County, Tex. 



Remarks. — Described from nine males. In my collection eight 

 specimens from Texas as follows: 1, Marathon, April 13, 1922 (C. S. 

 Kude) ; 2, Moore, June 7, 1922 (C. S. Rude) ; 4, Bexar County, 

 February 2, March 5, and April 4, 1923 (H. B. Parks) ; and 1, 

 Brewster County, reared August 15, 1930, at San Antonio by H. B. 

 Parks, from an unknown lepidopterous larva. In the Kansas Uni- 

 versity collection, 1 male, from Mescal, Ariz., July 28, 1927 (R. H. 

 Beamer). Named for H. B. Parks, who has donated many speci- 

 mens of Diptera from the vicinity of San Antonio. 



(3) CUPHOCERA MACROCERA (Wiedemann) 



Tachina macrocera Wiedemann, Aussereuropiiische zweifliigelige Insekten, vol. 

 2, p. 290, 1830. 



Cuphocera macrocera Schineb, Reise tier osterreicliischeu Fregatte Novara, Zool. 

 Theil, Diptera, p. 330, 1868. 



Elachipalpus macrocera Braubr and Bergenstamm, Die Zweifliigler des kaiser- 

 lichen Museums zu Wien, no. 5, p. 406, 1891. 



Cuphocera macrocera Aldkich, Proc. U.S. Nat. Mus., vol. 79, art. 19, p. 24, fig. 

 1, 1929. 



Spanipalpus aldrichi Townsend, Revista Ent., vol. 1, p. 168, 1931. 



The supposed male type, from Brazil, is in the Vienna Natural 

 History Museum. Aldrich has given a complete description of the 

 specimen, with a figure of the head, which is readily accessible. The 

 unusually large, subtriangular third antennal segment readily dis- 

 tinguishes the species from all other members of the genus. Since 

 Wiedemann's specific name applies to antennae of uncommon size, 

 hardly any doubt remains that the specimen represents his true type. 



The species, according to Greene's figure, differs from misceUi and 

 parksi in having the cheek barely one-third the eye height. Other 



