Author: Imlay R.W.,
Title: Jurassic (Bathonian and Callovian) ammonites in eastern Oregon and western Idaho
Description: 1981. In 4to, original wrappers, pp. 40 with 5 pls. with facing captions, 6 figs. and 6 tabs. Geol. Surv. Prof. Pap., 1142. Ex Library stamps but a very good copy

Keywords: shells fossil paleontology geology


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