Robber flies (Insecta: Diptera: Asilidae) of Wyoming, USA with keys to genera and species Author Lavigne, Robert J. Author Dennis, Steve text Zootaxa 2019 2019-08-30 4662 1 1 126 journal article 25823 10.11646/zootaxa.4662.1.1 7070ef91-15db-4b7e-a87d-72e7b0bdb192 1175-5326 3383448 366A1E81-946C-4ED4-8A65-C51151FE87CC Leptogaster murinus Loew Leptogaster murinus Loew, 1862: 190 . Recognition characters: Brownish species; length 7–13 mm ; mystax white; thorax silvery gray pollinose laterally and brown dorsally; scutellum gray pollinose lacking bristles, few white marginal setae present; wings with brownish aspect; abdomen brown and gray pollinose; legs yellow with only the apical third of hind tibiae brown. Distribution: PLATTE: Gray Rocks Ranch, Camp Guernsey , 25 June 2008 ( CSU , GMAD ). SHERIDAN: Sheridan, 6 June 1947 ; 10 June 1947 ( REP ); Sheridan, WANG, LTA, 2001a ( CSU , GMAD ), 14–15 June 2007 ( CSU , GMAD ). WYOMING: 1881 ( HKM ) (specimen USNM ); unknown (specimen in USNM ). Habitat: Grama-needlegrass-wheatgrass and grama-buffalo grass grassland vegetation types . Ethology: Nothing known. Prey: None Known.