rilOCEEDINGS OF THE XATIOXAL MUSEUM. 429 



Fonalr. — Differs from the male as follows: Proboscis somewhat 

 longer than heiglit of head. Abdomen tapering- to apex. Hind meta- 

 tarsi scarcely thicker than the front ones; front metatarsi and middle 

 tibia* not ciliate, no iong bristles on onter sid<' of middle tibiie: middle 

 fenioni on under sides and hind femora on upper and under sides ciliate 

 witli nearly erect scales. Wings grayish. 



7'///>e.s.— :N"os. ;5218 and oL'19, U.S.N.M.; length, 3A to 4^- mm. One 

 male and two females in the Museum collection. 



Local if I/. — N^ew Hampshire. 



RHAMPHOMYIA SCUTELLARIS, new species. 



Male.— Head black, gray pollinose, eyes contiguous, upper facets 

 much larger than the lower ones; antenna' black, third joint contracted 

 on the under side near the middle, the terminal portion of nearly au 

 equal width; style more than one third as long as the third joint; pro- 

 boscis one-fourth longer than height of head, palpi black. Thorax 

 black, subshiuing, lightly grayish brown pollinose and marked with 

 three black vitta", pile rather abundant and long, black; i)leura black, 

 opaque grayish brown pollinose, its pile black; scutellum black, sub- 

 .shiuing, lightly grayish brown pollinose, bearing fourteen bristles. 

 AbdonuMi depressed, black, subshiuing, lightly gray pollinose; its pile 

 black, hind margins of segments 2 to 6 pale yellow; hypopygium small, 

 porrcct, lower lamelhe curving upward and jiointed at apices, central 

 filament hidden except at extreme base. Legs black, rather slender, 

 simitle; front metatarsi slightly thicker and louger thau the middle 

 ones, hind metatarsi much thi(;ker and one third longer than the front 

 ones. Knob of halteres pale yellow. Wings dark gray, somewhat 

 brownish along the veins, stigma and veins dark brown, fourth vein 

 entire. 



Ti/pe.—^o. 3220, U.S.N.M.; length, 11 mm. A single male takeu 

 by the writer. 



Locality. — Northern California. 



RHAMPHOMYIA FIMBRIATA, new species. 



Male. — Head black, brownish gray pollinose except on oral margin, 

 eyes contiguous, upper facets much larger thau the lower ones; auteu- 

 n;e black, the thirvl joint broad, gradually tapering to the apex, style 

 one-half as long as the third joint; proboscis one-third longer than 

 height of head, i)alpi black. Tiiorax subshiuing, lightly brownish pol- 

 linose, almost brassy, and marked with three black vitt.B, its pile and 

 bristles black; pleura black, subopaque, gray and brownish pollinose, 

 its pile black; scutellum black, subshiuing, lightly brownish pollinose, 

 be .ring four bristles. Abdomen subdepressed, black, shining, its pile 

 and long lateral bristles black; hypopygium rather large, ascending, 

 abundant black pilose; central filament thick, free except near the apex. 



