Pachydiscus ( Parapachydiscus ) fascicostatum Yabe
| 1921. | Pachydiscus (Parapachydiscus) fascicostatum Yabe Holotype Yabe, H. & Shimizu, S. 1921 p. 57, pl. 8, fig. 5; pl. 9, fig. 2a-e |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Mesozoic: |
| Yabe, H. and Shimizu, S., 1921: Notes on some Cretaceous ammonites from Japan and California. Science Reports of the Tohoku Imperial University, 2nd Series, vol. 5, no. 3, pp. 53–59, pls. 8–9. (Reference No. 0636) |
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| Ichikawa, T., 1988, no. 15, p. 193. |
