| Citation | Wydoski, R.S. and R.R. Whitney, 1979, Inland fishes of Washington.. University Washington Press. 220p. |
| Ref. | 58470 Wydoski, R.S. and R.R. Whitney, 1979 |
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| Named Used as Valid | Ptychocheilus oregonensis |
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| Locality | |
| Distribution | USA |
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