Neomochtherus willistoni (Hine)

Lavigne, Robert J. & Dennis, Steve, 2019, Robber flies (Insecta: Diptera: Asilidae) of Wyoming, USA with keys to genera and species, Zootaxa 4662 (1), pp. 1-126 : 55

Neomochtherus willistoni (Hine)

Asilus willistoni Hine, 1909: 150 .

Recognition characters: Grayish brown species; length 15–20 mm; mystax black above, white (sometimes golden) below; thorax gray and brown pollinose with brown stripe dorsally; scutellar bristles 2, black; wings variable ranging from almost hyaline to brownish/yellowish aspect; abdomen gray pollinose laterally, brown pollinose dorsally; legs, femora black anteriorly, reddish brown posteriorly, tibiae reddish brown with apical bands of black.

Distribution: TETON: Grand Teton National Park, 18 Aug. 1931 ( LDA, J. Wilcox record).

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.