24 



EMPIDIDAE. 



1012 Empis nuda L,w. Stanford University. 



90 Ramphomyia compTa Coq. Ormsby County, Nevada. 



567 Rhamphomyia sudigkkonis Coq. Stanford University. 



568 Rhamphomyia curvipes Coquillet, new species. 



Black, the palpi, halteres, legs and greater portion of sides of 

 abdomen, also the venter, yellow, the hairs and bristles black; a 

 black dot at apex of each trochanter, apices of tarsi brown, spira- 

 cles of thorax whitish, proboscis dark brown, slightly longer than 

 height of head; face polished on lower part, the remainder thinly 

 gray pruinose, eyes of male contiguous, the upper facets much 

 larger than the lower, front of female thinly gray pruinose next 

 the antennae, the remainder polished, third joint of antennae sub- 

 conical, about twice as long as the style; thorax thinly gray 

 pruinose, scutellum bearing two bristles, abdomen polished, com- 

 pressed, hypopygium of male very small, the central filament 

 hidden; legs slender, those of female nearly devoid of bristles 

 except on outer side of hind tibiae, in the male the' under side of 

 middle femora on the basal two-thirds, and inner side of their 

 tibiae, ciliate with nearly erect bristles, hind tibiae strongly bowed 

 backwards below the middle, the inner side bare, the posterior-inner 

 side on nearly its basal third, and the anterior-inner side on nearly 

 its basal half ciliate with rather long bristles; wings of male 

 hyaline, those of female pale smoky, stigma brown, venation nor- 

 mal, sixth vein prolonged to the wing-margin. Length 4 mm. Two 

 males and two females. Stanford University. Type No. 7670, U. 

 S. National Museum. 

 89 Brachystoma occidentalis Melander. Ormsby County, 

 Nevada. 



1750 EUHYBUS PURPUKEUS Walker. Ormsby County, Nevada. 



1751 Chelifeka pai^i^okis Coq. Ormsby County, Nevada. 



DOLICHOPODIDAE. 



All determined by Prof. Aldricli, except as otherwise noted. 



1014 DoLiCHOPUS AKFi^icTUS OS. Stanford University- 



1017 Doi^iCHOPU.S CANAiviCUivATUS Thom. Ormsby County, Nevada. 

 Determined by Coquillet. 



1752 DoLicuoi'iis coQUiLLKTii Aldrich. Ormsby County, Nevada. 



1015 DoLicHOPUS CKENATUS OS. Taken in abundance at Stanford 



University and in Ormsby County, Nevada: also at Clare- 

 mont, California (1206). 

 1539 DoLiCiiopus ciTPRiNUS Ivw. Ormsby County, Nevada. 



1753 DoLiCHOPUs GRANDis OS. Ormsbv County, Nevada. 



1754 DoLiCHOPUS MYOSOTA OS, Ormsby County, Nevada. 



