| Family | genus | species | author | Type Number | Category |
| Empididae | Chelifera | bidenta | McDonald | 17190 | holotype |
| Empididae | Chersodromia | madelinae | Arnaud | 12170 | holotype |
| Empididae | Drapetis | arnaudi | Rogers | 13448 | holotype |
| Empididae | Drapetis | confusa | Curran | 4033 | holotype |
| Empididae | Drapetis | cretata | Rogers | 13449 | holotype |
| Empididae | Drapetis | crockeri | Curran | 4035 | holotype |
| Empididae | Drapetis | denotata | Rogers | 13450 | holotype |
| Empididae | Drapetis | destituta | Rogers | 13451 | holotype |
| Empididae | Drapetis | kubai | Rogers | 13452 | holotype |
| Empididae | Drapetis | lupana | Rogers | 13453 | holotype |
| Empididae | Drapetis | manca | Rogers | 13454 | holotype |
| Empididae | Drapetis | philipsi | Rogers | 13456 | holotype |
| Empididae | Drapetis | schlingeri | Rogers | 13457 | holotype |
| Empididae | Drapetis | solaris | Rogers | 13455 | holotype |
| Empididae | Drapetis | sugillata | Rogers | 13458 | holotype |
| Empididae | Drapetis | torulosa | Rogers | 13459 | holotype |
| Empididae | Empis | bullifera | Kessel and Kessel | 6413 | holotype |
| Empididae | Empis | melanderi | Arnaud and Birchim | 9166 | holotype |
| Empididae | Iteaphila | orchestris | Melander | 13033 | syntypes, 2 |
| Empididae | Metachela | convexa | MacDonald | 16495 | holotype |
| Empididae | Micrempis | costata | Teskey in Chillcott and Teskey | 15087 | holotype |
| Empididae | Micrempis | pseudopalmae | Teskey in Chillcott and Teskey | 16053 | holotype |
| Empididae | Neoplasta | octoterga | MacDonald and Turner | 17076 | holotype |
| Empididae | Neoplasta | octoterga | MacDonald and Turner | 17076 | holotype |
| Empididae | Niphogenia | turneri | Wilder | 13638 | holotype |
| Empididae | Oreothalia | sierrensis | Wilder | 13675 | holotype |
| Empididae | Oreothalia | spinitarsis | Wilder | 13676 | holotype |
| Empididae | Rhamphomyia | opacithorax | Malloch | 11913 | syntypes, 4 |
| Empididae | Roederiodes | wigginsi | Wilder | 13622 | holotype |
| Empididae | Syneches | dichogenus | Melander | 12132 | syntype |
| Empididae | Syneches | matema | Curran | 4031 | holotype |
| Empididae | Trichoclinocera | cascadensis | Sinclair | 17172 | holotype |
| Empididae | Weidemannia | uncinata | Sinclair | 17411 | holotype |