Eutrephoceras planoventer Stephenson, 1941
| 2003. | Eutrephoceras planoventer Stephenson, 1941 Larson, N. L. 2003 p. 26, pl. 13, fig. 2 |
| Condition: | Present |
| Taxonomy: | Mollusca: |
| Geologic Time: | Mesozoic: |
| Larson, N. L., 2003: The Late Campanian (Upper Cretaceous) cephalopod fauna of the Coon Creek formation at its type locality. In: Gibson, M. A. and Dunagan, S. P. (eds.) Coon Creek Monograph, pp. 1–60, pls. 1–13. (Reference No. 0811) |
| Ito, Y. et al., 2009, no. 80, p. 19. |
