| Streblidae | ||||||
| Trichobiinae | ||||||
| Trichobius corynorhini Cockerell (2,3,4) | ||||||
| T. major Coquillett (1,3,4) | ||||||
| T. sphaeronotus Jobling (3,4) | ||||||
| 1. In OSU Collection - Det. W. A. Drew | ||||||
| 2. Reported in Diptera Catalog | ||||||
| 3. Reported by Zeve, 1959 | ||||||
| 4. Reported by Zeve, 1960 | ||||||
| 1 genus - 3 species | ||||||