Author: Sohn, I.G., 1960.:
Title: Paleozoic species of Bairdia and related genera. Revision of some Paleozoic ostracode genera. [U.S. Geol. Surv. Prof. Pap., 330-A.]
Description: Washington 1960. 4to. Pp. iv,105,[13], 177 photos on 6 plates, 14 figs., refs., index. Orig. wrappers.

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