Loew, 1866: 27 Robber flies (Insecta: Diptera: Asilidae) of Wyoming, USA with keys to genera and species Lavigne, Robert J. Dennis, Steve Zootaxa 2019 2019-08-30 4662 1 1 126 8F5CM (Loew) Loew Loew 1866 [151,503,332,359] Insecta Asilidae Ospriocerus CoL Animalia Diptera 103 104 Arthropoda species latipennis     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 kmN 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 kmNE, 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).