Ôtatume, K. (1943). On Two Fossil Corbiculids from the Palaeogene Coal-bearing Tertiary of Obirasibé, Tesio Province, Hokkaidô. Journal of the Faculty of Science, Hokkaido Imperial University. Ser. 4, Geology and mineralogy. 4(1): 15-19.
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Ôtatume, K.
1943
On Two Fossil Corbiculids from the Palaeogene Coal-bearing Tertiary of Obirasibé, Tesio Province, Hokkaidô
Journal of the Faculty of Science, Hokkaido Imperial University. Ser. 4, Geology and mineralogy