50 



of iiuxiliary vein slightly smoky as far as the fourth vein, last sections 

 of third and fourth veins gradually converging, ending a short dis- 

 tance from each other at the extreme wing tip, small crossvein at last 

 w" ' '' ^♦♦"''th of discal cell; calypteres white; length, 4 mm. White Moun- 

 tains, New ITampshire. Five male specimens, one collected by Mrs. 

 A. T. Slossou and the others by the late H. K. Morrison. {Gymno- 

 phania sp., Brauer and Bergenstamm in litt.) Type No. 3528, U. S. 

 ► i.yj»»l?it\ National Museum montana n. sp. 



cK. « re ■" *"' s^^ > 



Tbi^^sy Genus MYIOPHASIA Br. and Berg. 



Myiojjhasid Brauer and Bergenstamm, Zweif. Kais. Mas. Wien, V., p. 362; 1891. 

 rhasiocJista Tc.wnseiul, Trans. Amer. Eut. Soc., Vol. XVIII, p. 369; December, 1891. 

 Ennyomma Towusend, loc. cit., p. 371. 



The synonymy of the first two has already been given by Brauer and 

 Bergenstamm.' Our two species have three postsutural and two sterno 

 pleural macrochtetie; eyes usually bare but sometimes hairy, especially 

 in the male: 



Third and other segments of abdomen shining, destitute of pollen; 



greenish black, the lower part of the head except on the occiput, 



also more or less of the antenna?, yellow or brown ; bases of the 



wings yellow; length, 6 to 9 mm. White Mountains, New Hamp 



shire; Massachusetts; South Carolina; Georgia; Charlotte Harbor, 



Florida; Colorado; and Santa Fe, N. Mex. (Aussereuropiiische 



^A,*jMy^ Zweif. Insekten,Vol. II, p. 298; 1830: TacUna. Clytia atra Des- 



(y Cv^. voidy, Essai sur les Myodaires, p. 288; 1830. PliasiocUsta metaUica 



~^^ ' Townsend, Trans. Amer.Ent. Soc, Vol. XVIII, p. 370; Dec, 1891. 



Ennyomma cUstoldes Townsend, loc. cit., p. 371. Locwia rujicomis 



Townsend, Canadian Entomologist, Vol. XXIV, p. 77; April, 1892. 



Loewia nkjrifrom Townsend, loc cit. Glifita amcricana Townsend, 



loc. cit., p. 78. Loewia glohosa^Townsend, Entomological News, 



Vol. Ill, p. 129; June, 1892. Myiophasia kvnea Wied., Brauer and 



Bergenstamm in lift.) cmea Wied. 



Third and fourth segments of abdomen, and center of the second, sub- 

 opaque gray pollinose; black, the second joint of antenna' yellow, 

 the frontal vitta and lower part of the head except the occiput 

 brown; front of male scarcely wider than width of lowest ocellus, 

 frontal bristles not descending below base of second antennal joint, 

 antennfe almost reaching middle of face, the third joint only 

 slightly longer tlian the second, arista thickened on its basal 

 fourth, the penultimate joint slightly longer than wide; thorax 

 and scutellum with a bronze tinge, destitute of pollen, scutellum 

 bearing three pairs of long marginal macrocha'tio; second segment 

 of abdomen bearing a marginal pair, the third and fourth each with* 

 a marginal row; pulvilli of front tarsi slightly longer than the last 

 tarsal joint, wings hyaline, calypteres yellowish white; length, 9 



'Zweif. Kais. Mas. Wien, VI, p. 192; 1893. 



