Subprionocyclus neptuni (Geinitz)
| 1965. | Subprionocyclus neptuni (Geinitz) Matsumoto, T. 1965 p. 52 PreviousNo: I-3325 |
| Condition: | Present |
| Preservation: | Transferred to the Kyushu University |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Matsumoto, T., 1965: A monograph of the Collignoniceratidae from Hokkaido. Part 1. Studies of the Cretaceous ammonites from Hokkaido and Saghalien 14. Memoirs of the Faculty of Science, Kyushu University, Series D, vol. 16, no. 1, pp. 1–80, pls. 1–18. (Reference No. 0227) |
| Ichikawa, T. and Hayami, I., 1978, no. 2, p. 221. |
