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| Author | : | Shotwell, A. |
| Year of publication | : | 1956 |
| Title | : | Hemphillian mammalian assemblage from northeastern Oregon. |
| Journal | : | Bull. Geol. Soc. Amer. |
| Vol/No/Pages/Plates | : | 67, 717–738. |
References:
Prosomys mimus - = Prosomys mimus SHOTWELL 1956