M 944 __
実物標本 |
旧蔵ラベル |
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分類 | Animals: Mollusca: Mollusca Proper: Cephalopoda: |
年代 | Mesozoic Cretaceous Lower Cretaceous: Lower Greensand: |
産地 | Cstellane Dept. Basses. |
文献 | Department of Science, Tokio-Daigaku, 1881: Cretaceous formation. Catalogue of Histrical Geology. Mesozoic., pp. 1–26. Department of Science, Tokio-Daigaku. |