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 Callinicus pictitarsis (Bigot) Laparus pictitarsis Bigot, 1878: 417 . Recognition characters: Black and yellow to orange species; length 10–16 mm ; mystax yellow to orangeish; thorax yellow pollinose; mesonotum central strip widely separated; scutellar setae and bristles shining yellow; wings hyaline; abdominal segments 2–5 mostly bright yellow pollinose; femora, in particular hind femora, may have an apical dorsal black stripe; tarsal segments yellowish to orange, black apically; setae and bristles mixed black to orangeish. Distribution: Recorded from Wyoming by Back (1909) [as Chrysoceria pictitarsis ; near Lander, 1,524 –2,438 m ( 5,000 to 8,000 ft ) elevation]; Geller-Grimm (2018) . Habitat: Douglas fir forest, wheatgrass-needlegrass shrub steppe shrub and grassland. Ethology: Nothing known. Prey: None Known.