1916] Cole — New Species of Asilidm 67 



Lestomyia montis sp. nov. (Plate IX, fig. 6). 



9 . Length, 9 mm. Black or blackish in general color. Face 

 black with white pollen on convexity. Mystax white. A black 

 bristle on each side just above oral margin. Tuft of six black 

 ocellar bristles. Yellowish white pile on each side of front. An- 

 tennae black, gray pollinose. Four indistinct blackish stripes 

 on dorsum of thorax. Gray and yellow pollen on thoracic dorsum. 

 Fan-like row of bristles before halteres yellowish. Halteres 

 yellowish. Abdomen black, gray pollinose. Black polished spot 

 on each side of second, third, fourth, and fifth segments. Gen- 

 italia and most of sixth and seventh segments shining. Femora 

 black. Tarsi brown. Femora red at tip and with a tinge of dark 

 red color at base. Base and distal end of tibiae black. Bristles 

 on legs black. White bristles on coxse. Thoracic bristles black 

 and very long. Wings yellowish hyaline. 



Type—V. S. N. M., Cat. No. 20187. One specimen. 



Habiiat— Bear Valley, Cal., June, 1913. Collected at an al- 

 titude of about 8,000 feet. 



This species differs from fraudiger in the third joint of the an- 

 tenna being more rounded. The front femora are black at the base. 



Nicoces lomae sp. nov. (Plate VII, fig. 1). 



c?'. Length, 11 mm. Ground color of thorax dark brown and 

 black, thickly pollinose. Dorsum of thorax black, with a median 

 narrow wedge of silvery pollen running to center of dorsum. Sil- 

 very pollen on sides of thorax just above dorso pleural suture and 

 on pleurae. Brown pollen on pleurae and in front of scutellum. 

 All abdominal segments shining yellowish red. The posterior 

 margin of second segment of abdomen has a small lateral pro- 

 jection which is silvery pollinose above. Base of second segment 

 shining black, and the narrow lateral margin darkened. Fifth 

 abdominal segment not more than three times broader than long. 

 Yellowish and silvery pollen on coxae. Fifth and sixth segments 

 bright silvery pollinose. Fourth segment slightly narrower than 

 fifth. Abdomen with recumbent reddish yellow hair. Hy- 

 popygium small in type specimen. Face easily one-fourth en tire 

 width of head. Inner margin of eyes slightly converging near an- 



