Columbella ( Mitrella ) dunkeri Tryon
1928. | Columbella (Mitrella) dunkeri Tryon |
Condition: | Present |
Taxonomy: | Mollusca: Gastropoda: Columbellidae: |
Geologic Time: | Cenozoic: |
Yokoyama, M., 1928b: Neogene shells from the oil-field of Higashiyama, Echigo. Journal of the Faculty of Science, Imperial University of Tokyo, Section 2, vol. 2, pt. 7, pp. 351–362, pls. 68–69. (Reference No. 0495) |
Ichikawa, T., 1983, no. 9, p. 375. |