Author: Rushton, A.W.A., 1966.:
Title: The Cambrian trilobites from the Purley Shales of Warwickshire. [Palaeontogr. Soc. Monogr., 120 (511).]
Description: London 1966. 4to. Pp. [ii],55,[13], many photos on 6 plates, 18 figs., bibliogr. With cancelled library stamp, very good otherwise.

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