Cyrtopogon banksi Wilcox & Martin

Cyrtopogon banksi Wilcox & Martin, 1936: 79 .

Recognition characters: Grayish black species; length 6–12 mm; antennal segment black;mystax black; thorax gray pollinose with two brown pollinose stripes dorsally and brown pollinose spots dorsolaterally; wings hyaline; macrotrichia of costal vein black; scutellar disc gray pollinose with shining black margin, scutellar setae black; abdomen shining black, only tergite 2 and sometimes 3 having gray pollinose fasciae complete dorsally, lateral setae on abdominal segments 1–4 snowy white; legs black, setae white, bristles black except for the fore and middle tibiae and tarsi which have black setae.

Distribution: ALBANY: Pole Mtn., 8 July 1961 (RJL), 26–28 July 1965 (FRH). CARBON: Lower part of Elk Mtn., 11 July 1972 (SD, RJL). TETON: paratypes, Jackson, 13–17 July 1920, F.4746, elevation about 1,829 m (6,000 ft) (AMNH) (Martin & Wilcox 1965); Grand Teton National Park, 19 July 1936 (GFK-USU), 23 June 1938 (ECVD) (specimen in CAS); Grassy Lake, Targhee National For., 5–10 Aug. 1966 (RJL); Jackson, 8 Aug. 1960 (RJL); Jackson Hole, Grand Tetons, 28 June 1938 (ECVD) (two specimens in CAS); Mike Harris Campground, Targhee National For., 12 Aug. 1967 (RJL); Togwotee Pass, 9 July 1942 (CPA-UM); W entrance of Targhee National For., 8 Aug. 1967 (RJL). Recorded from Wyoming by: Dennis et al. 2010; Geller-Grimm 2018; Martin & Wilcox 1965; Wilcox & Martin 1936.

Habitat: Douglas fir forest and pine-douglas fir forest (both in clearings within the forest where shrubs and grasses are dominant), and sagebrush steppe shrub and grassland vegetation types.

Ethology: Nothing known.

Prey: HEMIPTERA (Homoptera), Aphididae (winged reproductive): Rhopalesiphum padi L., Pole Mtn., Albany Co., 26 June 1965. HEMIPTERA (Homoptera) (see Dennis et al. 2010).