| Citation | Olund, L.J. and F.B. Cross, 1961, Geographic variation in the North American cyprinid fish, Hybopsis gracilis.. Univ. Kansas Pub. Mus. Natur. Hist. 13(7):323-348. |
| Ref. | Olund, L.J. and F.B. Cross, 1961 |
| Page | 484-487 |
| Named Used as Valid | Hybopsis gracilis |
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