Stenopogon martini Bromley, 1937

Lavigne, Robert J. & Dennis, Steve, 2019, Robber flies (Insecta: Diptera: Asilidae) of Wyoming, USA with keys to genera and species, Zootaxa 4662 (1), pp. 1-126 : 110-111

Stenopogon martini Bromley

Stenopogon martini Bromley, 1937: 303 .

Recognition characters: Blackish species, head grayish white pollinose with yellowish white setae and bristles, head and abdomen grayish to gray pollinose; length 16–23 mm; mystax yellowish white; mesonotum black, grayish pollinose, golden laterally, bristles yellowish white, setae largely black some white anteriorly; scutellum black, grayish pollinose, 12 yellowish white marginal bristles; wings very light brown, nearly hyaline, first basal, anal, and anal cells and alula white; abdomen black, gray pollinose, setae white, long on sides of segments 1–3; legs yellowish red, basal 5/6 of femora black, apical 1/4 to 1/2 of hind tibiae brown; male genitalia yellowish red, setae yellowish white, dense, long at base and on inner sides of arms of hypandrium that is not divided when viewed from below.

Distribution: BIG HORN: Lovell, WANG, LTA, 1 June 2004 ( CSU, GMAD). CARBON: Bottle Creek Campground, Sierra Madre Mtns., 4– 5 July ( RJL). FREMONT: Paratypes, four males, five females, near Lander, 1,524 – 2,438 m (5,000 –8,000 ft), Aug. ( RM-OSU) (the location in the original publication is misspelled and should read Lander); Lander, WANG, LTA, 29 June 2004 ( CSU, GMAD), 2 July 2005 ( CSU, GMAD). SWEETWATER: Rock Springs, 6 June 1958 ( JW) (two specimens in CAS). TETON: Buffalo River Road, 8 km E of Moran Jct., 13 July 1967 ( TWD) (two specimens in CAS). YELLOWSTONE NATIONAL PARK: Paratype, one female, 24 June 1930 ( OSU). Recorded from Wyoming by: Bromley, (1937) (paratype series, near Lander, August); Dennis & Lavigne (1975) (as prey of Stenopogon inquinatus ); Geller-Grimm (2018); Wilcox (1971) (Lander and YNP).

Habitat: Douglas fir forest (clearings within the forest where shrubs and grasses are dominant), saltbrushgreasewood shrub, sagebrush steppe and wheatgrass-needlegrass shrub steppe shrub and grassland vegetation types. Rangeland bordering mixed coniferous forest.

Ethology: Nothing known.

Prey: HYMENOPTERA (see Dennis & Lavigne 2007).