| Empididae | ||||||
| Tachydromiinae | ||||||
| Drapetis divergens Loew (1) | ||||||
| Empidinae | ||||||
| Empis clausa Coquillett (2) | ||||||
| Rhamphomyia currani Steyskal (4,5) | ||||||
| R. vara Loew (2) | ||||||
| Hybotinae | ||||||
| Syneches sp. (3) | ||||||
| Hybos sp. (2) | ||||||
| Euhybus triplex (Walker) (2) | ||||||
| 1. In OSU Collection - Det. R. H. Foote | ||||||
| 2. In OSU Collection - Det. C. T. Greene | ||||||
| 3. In OSU Collection - Det. W. W. Wirth | ||||||
| 4. Reported in Diptera Catalog | ||||||
| 5. Reported by Steyskal, 1964 | ||||||
| 6 genera - 7 species | ||||||