| Citation | Altman, P.L. and D.S. Dittmer, 1962, Growth, including reproduction and morphological development.. Federation of American Societies for Experimental Biology. |
| ссылка | 72462 Altman, P.L. and D.S. Dittmer, 1962 |
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| Named Used as Valid | Ptychocheilus oregonensis |
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