Author: Pojeta, J., Jr., 1962.:
Title: The pelecypod genus Byssonychia as it occurs in the Cincinnatian at Cincinnati, Ohio.
Description: Palaeontogr. Amer., 4(30): pp. 167-216, 151 photos of molluscs on 10 plates, bibliogr., index. Large 4to. Plain new wrappers, uncut. - Upper Ordovician.

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