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 Cyrtopogon auratus Cole Cyrtopogon auratus Cole, 1919: 230 . Recognition characters: Black and yellow species; length 10–14 mm ; third antennal segment orange; mystax yellow above black below, thorax gray pollinose with two conspicuous brown pollinose spots dorsally; scutellar setae black; wings tinged with brown, darkened along veins; macrotrichia of costal vein black; abdomen black, tergites 2–4 covered with dense golden yellow pile in males, much less conspicuous in females, fifth tergite of male with short black setae; legs, femora black, tibiae and tarsi yellow to red, apex of tibiae ringed with black, except fore tibiae of males. Distribution: SUBLETTE: Mulligan Park, Bridger National For., 6 Aug. 1968 ( RJL ); 16 km S of Pinedale, 13 Aug. 1967 ( WAN ); 63 km SE Boulder/Dutch Joe Guard Sta., 29 June 1978 ( RJL ). TETON: Grassy Lake, Targhee National For., 5–12 Aug. 1966 , 13 Aug. 1967 ( RJL ); Jenny Lake, Grand Teton National Park, 4 July 1941 ( CPA ); Lake Solitude, Grand Teton National Park, 2,751 m ( 9,024 ft ), 7 July 1960 ( AE , JGE ); Moran Canyon, Grand Teton National Park, 2,134 –2,286 m ( 7,000 –7,500 ft ), Aug. 4, 1966 ( RJL ); Taggart Lake, Trail, Grand Teton National Park, 7 July 1960 ( AE , JGE ); Targhee National For., 7–11 Aug. 1967 ( WP ); Togwotee Pass, Teton National For., 22 Aug. 1946 ( CPA ). YELLOWSTONE NATIONAL PARK: 24 July 1930 (?- FDA ); 27 July 1930 ( DKF-AMNH ) (see Lavigne 1970a ); 44°17’N 110°36E / 20 July–12 Aug. 1989 : lodgepole forest/E slope (no coll.). Recorded from Wyoming by: Adisoemarto (1967) ( YNP , Madison Junction, Cascades Y.R., Sylvan Pass); Cannings (1994) ; Cole (1969) ; Curran (1924) [Yellowstone National Park, Cascades Y.R., 22 July 1923 (A. L. Melander) (as Cyrtopogon albitarsis )]; Dennis & Lavigne (2007) ; Fisher & Wilcox (1997) ; Geller-Grimm (2018) ; Lavigne (1970a) ; Martin & Wilcox (1965) ; Wilcox & Martin (1936) [Sylvan Pass, Yellowstone Park, 18 June 1930 (E. C. Van Dyke)]. Habitat: Douglas fir forest (clearings within the forest where shrubs and grasses are dominant), and sagebrush steppe shrub and grassland vegetation types . Open glades in mixed coniferous forests. Ethology: Rests on and forages from sunlit areas on tree trunks and logs; courtship (see Lavigne 1970a ). Prey: All records were collected on 6 Aug. 1968 at Mulligan Park, Bridger National For., except as noted. DIP- TERA, Anthomyiidae : Hylemya platura (Meigen) ; Empididae : Platypalpus venaticus Melander ; Muscidae : Phaonia sp.; Quadrularia punctata Stein ; Sciaridae : Bradysia sp.; HYMENOPTERA , Braconidae : Meteorus leviventris (Wesm.) ; Pteromalidae : Lamprotatus sp. DIPTERA , HEMIPTERA (Heteroptera, Homoptera) , HYMENOPTERA , LEPIDOPTERA , NEUROPTERA, TRICHOPTERA (see Dennis & Lavigne 2007 ; Lavigne 1970a ).