Ospriocerus latipennis (Loew)

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 : 104

Ospriocerus latipennis (Loew)

Stenopogon consanquineus Loew, 1866: 27 .

Recognition characters: Brownish yellow species; length 16–20 mm; mystax straw white; thorax gray pollinose with short yellowish setae dorsally; meron with setae only; scutellar setae lacking, scutellar bristles straw white; wings brown; abdomen yellowish brown with black areas laterally; legs yellowish brown with anterior sides of femora partially black, setae and bristles yellowish white.

Distribution: CONVERSE: Glenrock, Dave Johnson Pl./Station 13, 23 Aug. 1974 ( RJL) (specimen in NMS- CA). GOSHEN: Goshen Co., 18 July 1945 ( REP) (specimen in NMSCA); Lingle, 14 July 1927 ( CLJ-UK); 64 km N of Lusk, July 1895 ( RM-UK). PLATTE: Camp Guernsey, WANG, 2001 ( CSU, GMAD); Dwyer, numerous records, 25 June–15 Aug. ( DRT, RJL); Gray Rocks, Camp Guernsey, WANG, 25 June–5 Aug. 2008 ( CSU, GMAD); Guernsey, numerous records, 15 June–31 Aug. ( LJS, REP, RJL, SD); Oregon Trail Park, Guernsey, 1 July–26 Aug. 1972 ( SD); Palmer Canyon, Laramie Range, 1,703 km (5,587 ft), 12 July 1966 ( RJL); Platte Co., 31 Aug. 1951 ( REP); Wheatland, 25–27 July 1965 ( FRH); Wheatland, 16 km NE, numerous records, 24 June–26 Aug. ( RJL). Recorded from Wyoming by: Adisoemarto (1967) (Douglas); Brown (1929) [Fort Bridger (Uinta County) as Stenopogon consanquineus ]; Dennis & Lavigne (1975) [as prey of Proctacanthus milbertii (as Proctacanthus micans )]; Dennis et al. (2010); Geller-Grimm (2018); Lavigne & Dennis (1994); Lavigne & Holland (1969) (as prey of Diogmites angustipennis ); Lavigne et al. (1994); Martin (1968).

Habitat: Grama-needlegrass-wheatgrass and grama-buffalo grass grassland vegetation types. Open range (rangeland), short- to mid-grass plains (see Dennis & Lavigne 1975).

Ethology: Forages from ground and vegetation (see Dennis & Lavigne 1975).

Prey: ARANEAE, COLEOPTERA , DIPTERA , HEMIPTERA (Heteroptera, Homoptera) , HYMENOPTERA , LEPIDOPTERA , NEUROPTERA, ORTHOPTERA (see Dennis & Lavigne 1975; Lavigne & Dennis 1994; Rogers & Lavigne 1972).