C 1056 Pisidium amnicum.
| 分類 | Animals: Mollusca: Mollusca Proper: Conchifera: |
| 年代 | Cenozoic Quaternary Alluvial: |
| 産地 | Walthamstow, Essex. |
| 文献 | Scientific Museum, Department of Science, University of Tokio, 1882: Alluvial. Catalogue of the Specimens of Historical Geology. (Cenozoic.), pp. 4–5. Scientific Museum, Department of Science, University of Tokio. |
