C 579 Balanus protensi.
| 分類 | Animals: Annulosa: Arthropoda: Crustacea: |
| 年代 | Cenozoic Tertiary Miocene: |
| 産地 | City. Pt. Ja. |
| 文献 | Scientific Museum, Department of Science, University of Tokio, 1882: Miocene. Catalogue of the Specimens of Historical Geology. (Cenozoic.), pp. 1–13. Scientific Museum, Department of Science, University of Tokio. |
