Ormoceras japonicum Niko
| 1990. | Ormoceras japonicum Niko Holotype Niko, S. 1990a p. 595, figs. 2-1–4; 3-6 |
| Condition: | Present |
| Taxonomy: | Mollusca: Cephalopoda: |
| Geologic Time: | Paleozoic: |
| Niko, S., 1990a: Early Devonian (Gedinnian) actinocerid cephalopods from the Fukuji formation, central Japan. Journal of Paleontology, vol. 64, no. 4, pp. 595–600. (Reference No. 0670) |
| Ichikawa, T., 1995, no. 33, p. 39. |
