Asilidae Latreille, 1804
Haplopogon bullatus (Bromley, 1934)
Haplopogon dicksoni Wilcox, 1966
Haplopogon erinus Pritchard, 1941
Haplopogon latus (Coquillett, 1904)
Haplopogon nudus Engel, 1930
Haplopogon parkeri Wilcox, 1966
Haplopogon triangulatus Martin, 1955
Haplopogon utahensis Wilcox, 1966
