Pa 366 Cidaris clavigera.
分類 | Animals: Annuloida: Echinodermata: Echinoidea:Cidaridae: |
年代 | Mesozoic Cretaceous Upper Cretaceous: |
産地 | Kentucky. |
文献 | Department of Science, Tokio-Daigaku, 1881: Catalogue of Palaeontological Specimens. Middle Case., pp. 1–46. Department of Science, Tokio-Daigaku. |