Shibata M. (1957). Some molluscan fossils from the eastern part of the Tanzawa Mountainland. Transactions and Proceedings of the Palaeontological Society of Japan. new ser., 25: 21-25.
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Shibata M.
1957
Some molluscan fossils from the eastern part of the Tanzawa Mountainland.
Transactions and Proceedings of the Palaeontological Society of Japan