Subprionocyclus neptuni (Geinitz)
| 2003. | Subprionocyclus neptuni (Geinitz) Tanabe, K. et al. 2003 p. 879, table 1 PreviousNo: PM3007 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Tanabe, K., Landman, N. H. and Yoshioka, Y., 2003: Intra- and interspecific variation in the early internal shell features of some Cretaceous ammonoids. Journal of Paleontology, vol. 77, no. 5, pp. 876–887. (Reference No. 0864) |
| Ito, Y. et al., 2009, no. 80, p. 59. |
