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UMUT CM 25343

Paleontology Collections

Umbonium costatum (Valenciennes)

Citation
1928.

Umbonium costatum (Valenciennes)

Yokoyama, M. 1928b

Condition: Present
Taxonomy:Mollusca: Gastropoda: Trochidae:
Geologic Time:Cenozoic:
Reference
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)
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UMUT Material Reports: Citation
Ichikawa, T., 1983, no. 9, p. 376.