n = 6
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Phenacobius catostomus | Jordan, 1877 | Phenacobius catostomus | Leuciscidae | Riffle minnow |
| Phenacobius crassilabrum | Minckley & Craddock, 1962 | Phenacobius crassilabrum | Leuciscidae | Fatlips minnow |
| Phenacobius mirabilis | (Girard, 1856) | Phenacobius mirabilis | Leuciscidae | Suckermouth minnow |
| Phenacobius teretulus | Cope, 1867 | Phenacobius teretulus | Leuciscidae | Kanawha minnow |
| Phenacobius teretulus liosternus | Nelson, 1876 | Phenacobius mirabilis | Leuciscidae | Suckermouth minnow |
| Phenacobius uranops | Cope, 1867 | Phenacobius uranops | Leuciscidae | Stargazing minnow |