| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Empidonax affinis | 559904 | (Swainson, 1827) | Pine Flycatcher Mosquero pinero | ITIS | valid | | Species |
| Empidonax albigularis | 559905 | P. L. Sclater & Salvin, 1859 | White-throated Flycatcher Mosquero garganta blanca | ITIS | valid | | Species |
| Empidonax alnorum | 178340 | Brewster, 1895 | Mosquero ailero Alder Flycatcher moucherolle des aulnes | ITIS | valid | | Species |
| Empidonax atriceps | 559906 | Salvin, 1870 | Black-capped Flycatcher | ITIS | valid | | Species |
| Empidonax difficilis | 178348 | S. F. Baird, 1858 | Western Flycatcher Mosquero californiano Pacific-slope Flycatcher | ITIS | valid | | Species |
| Empidonax flavescens | 559907 | Lawrence, 1865 | Yellowish Flycatcher Mosquero amarillento | ITIS | valid | | Species |
| Empidonax flaviventris | 178338 | (W. M. Baird & S. F. Baird, 1843) | Mosquero vientre amarillo Yellow-bellied Flycatcher moucherolle à ventre jaune | ITIS | valid | | Species |
| Empidonax fulvifrons | 178352 | (Giraud, 1841) | Buff-breasted Flycatcher Mosquero pecho leonado | ITIS | valid | | Species |
| Empidonax hammondi | 178345 | (Xantus de Vesey, 1858) | | ITIS | invalid | unavailable, literature misspelling of Empidonax hammondii | Species |
| Empidonax hammondii | 554254 | (Xantus de Vesey, 1858) | Mosquero de Hammond Hammond's Flycatcher | ITIS | valid | | Species |
| Empidonax minimus | 178344 | (W. M. Baird & S. F. Baird, 1843) | Mosquero mímimo Least Flycatcher moucherolle tchébec | ITIS | valid | | Species |
| Empidonax oberholseri | 178346 | A. R. Phillips, 1939 | Dusky Flycatcher Mosquero oscuro | ITIS | valid | | Species |
| Empidonax occidentalis | 554255 | Nelson, 1897 | Cordilleran Flycatcher Mosquero barranqueño | ITIS | valid | | Species |
| Empidonax traillii | 178341 | (Audubon, 1828) | Mosquero saucero Willow Flycatcher moucherolle des saules | ITIS | valid | | Species |
| Empidonax virescens | 178339 | (Vieillot, 1818) | Mosquero verdoso Acadian Flycatcher moucherolle vert | ITIS | valid | | Species |
| Empidonax wrightii | 178347 | S. F. Baird, 1858 | Gray Flycatcher Mosquero gris Grey Flycatcher | ITIS | valid | | Species |
