OF WASHINGTON, VOLUME XV, 1013 135 



TWO NEW SPECIES OF BORBORID/E FROM TEXAS. 



BY J. R. MALLOCH. 



Leptocera (=Limosina) mitchelli, new species. 



Male: Black, shining, but not glossy. Third joint of antennae, face, 

 and cheeks more or less distinctly reddish brown. Legs brownish. Wings 

 smoky; veins brown. Halteres brownish yellow. 



Frons about as long as broad, opaque except on orbits; 3 outwardly di- 

 rected, orbital bristles present; the center rows consist of 4 bristles each 

 which are of about equal length; antennae normal in size and shape; arista 

 nearly bare, in length about If the width of frons; cheek about equal in 

 height to the width of third antennal joint; vibrissa strong, situated 

 slightly above mouth margin; posterior to the vibrissa there is a short 

 bristle situated about midway from lower margin to eye margin, and the 

 usual marginal bristles are distinct; face concave; eyes elongate oval. 

 Mesonotum with only one pair of prescutellar, dorso-central bristles, and 

 the disk thickly covered with short setulaB; pleurs glossy; sterno-plura 

 with two bristles neither of which is exceptionally long; scutellum with 

 four marginal brisles and the disk covered with short setula?. Abdomen 

 with numerous surface hairs; hypopygium large, its surface covered 

 with short hairs. Legs covered with short hairs; mid tibia with four to 

 five bristles on the dorsal surfaces, the pair at about apical third strong- 

 est, and one ventral bristle at below middle; basal joint of hind tarsus 

 barely longer than broad; second distinctly longer than broad. Wings 

 with first costal division two-thirds as long as second; second subequal 

 with third, or slightly shorter; basal section of third vein not half as 

 long as last section of second; outer cross vein upright, at slightly more 

 than its own length from inner; last section of third vein straight,' end- 

 ing before wing tip; costa extending well beyond end of third vein; 

 fourth and fifth veins indistinct from outer cross vein. 



Length, 1 mm. 



Type and paratypes: Cat. no. 15972. U. S. N. M. 



Locality: Victoria, Texas. 10-9-1907. (September?) (J. D. 

 Mitchell) "on Bumelia lanuginosa." Five specimens. 



Allied to ferruginata Stenh., which is cosmopolitan in its occur- 

 rence, and is common in North America. 



Leptocera (=Limosina) approximata, new species. 



Male: Black-brown, subopaque. Second antennal joint, viewed from 

 above and the side, velvety opaque black; cheeks and face yellowish- 

 brown. Pleurae and legs yellow-brown. Halteres yellow, knob brown. 

 Wings clear. 



Frons occupying almost the entire width of head, fig. 2, center stripe 

 shining, the narrow stripe on either side opaque orbits shining, lateral 

 margins of center stripe with a row of hairs, orbits covered with short 



