Adisoemarto, 1967: 64 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 464NM (Adisoemarto) Adisoemarto Adisoemarto 1967 [151,552,650,677] Insecta Asilidae Negasilus Animalia Diptera 51 52 Arthropoda species gramalis     Asilus gramalis  Adisoemarto, 1967: 64.   Recognition characters:Golden species; length 9–13 mm; mystax mostly white, three black bristles on top and few on lower corners; thorax golden yellow pollinose; scutellum golden yellow pollinose with two marginal scutellar bristles; wings hyaline; abdomen grayish yellow pollinose; legs, femora black with reddish brown streaks on ventroposterior sides; tibiae reddish brown, black apically; tarsi reddish brown.  Distribution:Yellowstone National Park: 11 kmNW Continental Divide on Highway 16, elevation 2,733 m( 9,000 ft), 20 July 1964( TEK) (specimen in CAS).  Habitat:Douglas fir forest (clearings within the forest where shrubs and grasses are dominant), and sagebrush steppe shrub and grassland vegetation types.  Ethology:Nothing known.  Prey:None known.