Author: MacNeil, F.S., 1960.:
Title: Tertiary and Quaternary gastropoda of Okinawa. [U.S. Geol. Surv. Prof. Pap., 339.]
Description: Washington 1961. 4to. Pp. iv,148,[2], numerous photos on 19 plates, 1 large fold. sheet of diagrs. and 1 large fold. map in pocket, 17 illustr. in text, refs., index. Orig. wrappers. One corner a little bumped, good otherwise.

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