Cyrtopogon platycaudus Curran

Cyrtopogon platycauda Curran, 1924: 251 .

Recognition characters: Described from a single male from Glen Souris, Manitoba, 5 June 1923 (H. H. Robertson): Black species; length 11 mm; third antennal segment red; mystax yellow with oral margin broadly black setae; thorax black; scutellum black, with 8 long, fine bristles, on margin; wings hyaline, apical third grayish; abdomen black, sides of segment 1 and whole of 2–4 reddish yellow pollinose; femora grayish yellow pollinose, tibiae and tarsi pale yellow; femora and tibiae with pale yellowish or almost white setae.

Distribution: TETON: Jenny Lake, Grand Teton National For., 4 July 1941 (CPA-UM).

Habitat: Douglas fir forest vegetation type.

Ethology: Nothing known.

Prey: None known.