NO. 1938. THE DIPTEROUS FAMILY PEORIDJE—MALLOCH. 479 



APHIOCIlffilTA MONTICOLA, new speeiea. 



Male. — Black; frons somewhat shining, lower post-antennal bris- 

 tles two-thirds as large as upper pair, and much closer placed, cen- 

 ter pair of bristles in first row in line transversely with upper post- 

 antennal bristles and much lower and nearer center of frons than the 

 outer pair in first row; separated by about equal distances from the 

 outer pair and the upper post-antennals; antennae small, brown- 

 black, arista thickly but shortly pubescent, and only about one- 

 fourth longer than the frons; palpi brownish yellow, normal in size 

 and bristling; thorax black, slightly shining, mesopleurae with dis- 

 tinct bristles, one of them distinctly but not greatly longer than the 

 others, which are of irregular lengths; abdomen dull black, segments 

 subequal, no noticeable bristling except on the lateral ventral surfaces 

 of terminal segment where there are a few strong, hair-like bristles, 

 anal protuberance small, yellowish brown; legs yellow, posterior pair 

 brown, hind tibiae with very weak, widely placed hair-like setulse; 

 wmgs broad, brownish tinged, thin veins brown, costa to near middle, 

 first division about twice as long as the other two together, third about 

 half as long as second, fringe sparse and delicate, but longer than 

 fork of third vein, fourth vein slightly bent at base and ending in front 

 of wing tip ; halteres black. 



Length, 1^ mm. 



One male, KokaneeMountains, British Columbia, 8,000 feet, August 

 11, 1903 (R. P. Currie). 



Type.— Cat. No. 14871,U.S.N.M. 



APmOCH.ffi;TA FRANCONIENSIS, new species. 

 Plate 37, fig. 7. 



Female. — Black-brown; distinctly shining, frons black, paler ante- 

 riorly in center in female, two pairs of nearly equal post-antennal 

 bristles, center pair of bristles in first row near to outer pair and not 

 much below them or nearer to center of frons, antennae brown-black, 

 arista paler, very shortly pubescent, palpi dusky yellow, normal; 

 thorax black-brown, mesopleural bristles pale, small; abdomen 

 brown, segments subequal, no noticeable bristles but numerous short 

 hairs; legs brown, anterior pair paler, hind tibial setulse indistinct; 

 costa to near the middle, first section about one and one-half times 

 as long as other two together, third about one-third as long as sec- 

 ond, fringe long and delicate, fourth vein slightly bent at base and 

 ending with slight upward curve at before apex; halteres brown. 



Length, 1 mm. 



Standing as A.fungicola CoquiUett in collection. 



Two females, Franconia, New Hampshire; one male same locality; 

 2 males Mount Washington, New Hampsliire (Mrs. A. T. Slosson). 



Type.— Cd^i. No. 14872, U.S.N.M. 



