I.  Hayami and Kase, T., A systematic survey of the Paleozoic and Mesozoic Gastropoda and Paleozoic Bivalvia from Japan. Tokyo: University of Tokyo Press, 1977, p. 155.

W. Healey Dall, ?Contributions to the Tirtiary Fauna of Florida, with special reference to the Miocene silex-beds of Tampa and the Pliocene beds of the Caloosahatchie River?, Transactions of the Wagner Free Institute of Science of Philadelphia, vol. 3, part 3: A new classification of the Pelecypoda, pp. 481-570, 1895.

W. Healey Dall, ?Contributions to the Tirtiary Fauna of Florida, with special reference to the Miocene silex-beds of Tampa and the Pliocene beds of the Caloosahatchie River?, Transactions of the Wagner Free Institute of Science of Philadelphia, vol. 3, part 3:, pp. 481-570, 1895.

I.  Hayami and Kase, T., A systematic survey of the Paleozoic and Mesozoic Gastropoda and Paleozoic Bivalvia from Japan. Tokyo: University of Tokyo Press, 1977, p. 155.