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UMUT CM 10712

Paleontology Collections

Umbonium naganumana Otuka, 1937

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Citation
1937.

Umbonium naganumana Otuka, 1937 Holotype

Otuka, Y. 1937e

1930.

Umbonium giganteum naganumanum Otuka, 1930 Holotype

Otuka, Y. 1930 p. 25, fig. 1a-c

Condition: Present
Taxonomy:Mollusca: Gastropoda: Trochidae:
Geologic Time:Cenozoic:
Reference
Otuka, Y., 1930: A new variety of fossil Umbonium. Journal of the Geological Society of Tokyo, vol. 37, no. 436, pp. 25–26. (Reference No. 0381)
CiNii PDF
Otuka, Y., 1937e: Geologic structure of the south Kwanto region, Japan. (1) (Yokohama-Huzisawa district). Bulletin of the Earthquake Research Institute, Tokyo Imperial University, vol. 15, pt. 4, pp. 974–1040, pls. 67–70. (in English with Japanese abstract) (Reference No. 0607)
UT Repository PDF
UMUT Material Reports: Citation
Ichikawa, T., 1988, no. 15, p. 124. 
Ichikawa, T., 1983, no. 9, p. 75.