Polyptychoceras pseudogaultinum (Yokoyama, 1890)
| 1997. | Polyptychoceras pseudogaultinum (Yokoyama, 1890) Okamoto, T. & Shibata, M. 1997 p. 46, appendix table PreviousNo: S-153 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Okamoto, T. and Shibata, M., 1997: A cyclic mode of shell growth and its implications in a Late Cretaceous heteromorph ammonite Polyptychoceras pseudogaultinum (Yokoyama) Paleontological Research, vol. 1, no. 1, pp. 29–46. (Reference No. 0749) |
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| Ito, Y. et al., 2008, no. 74, p. 46. |
