Author: Sohl, N.F., & Kollmann, H.A., 1985.:
Title: Cretaceous Actaeonellid gastropods from the Western Hemipsphere. [U.S. Geol. Surv. Prof. Pap., 1304.]
Description: WAshington 1985. 4to. Pp. iv,104,many photos and some figs. on 23 plates, 43 figs. in text, diagrs., charts, bibliogr., index. Orig. wrappers.

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