Cyrtopogon albovarians Curran
Cyrtopogon albovarians Curran, 1924: 279 .
Recognition characters: Black species; length 11–12 mm; third antennal segment black; upper third of mystax white, the remainder black; thorax gray pollinose laterally, gray and brown pollinose dorsally, scutellar setae black; wings with brownish aspect; abdomen black, lateral setae on segments 3 and 4 partly black; legs, femora black, tibiae and tarsi yellow to red.
Distribution: ALBANY: Medicine Bow National Forest, 24 July 1951 (DJK, JNK-Martin coll.). UINTA: 24 km E of Evanston, 10 June 1952 (RHB-Martin coll.).
Habitat: Pine-douglas fir forest (clearings within the forest where shrubs and grasses are dominant), and sagebrush steppe shrub and grassland vegetation types.
Ethology: Nothing known.
Prey: None known.