M 949 Sphaerodus giga.
| 分類 | Animals: Fishes: |
| 年代 | Mesozoic Cretaceous Lower Cretaceous: Lower Greensand: |
| 産地 | Potton Beds. |
| 文献 | Department of Science, Tokio-Daigaku, 1881: Cretaceous formation. Catalogue of Histrical Geology. Mesozoic., pp. 1–26. Department of Science, Tokio-Daigaku. |
M 949a Asteracanthus ornatissimis.
| 分類 | Animals: Fishes: |
| 年代 | Mesozoic Cretaceous Lower Cretaceous: Lower Greensand: |
| 産地 | Potton Beds. |
| 文献 | Department of Science, Tokio-Daigaku, 1881: Cretaceous formation. Catalogue of Histrical Geology. Mesozoic., pp. 1–26. Department of Science, Tokio-Daigaku. |
