Author: Dullemeijer, P., 1956.:
Title: The functional morphology of the head of the common viper Vipera berus (L.).
Description: Leiden 1956. 8vo, 23.5cm. Pp. viii,111, 46 figs., bibliogr. Paperbound, orig. printed wrappers. Very good. - Doctoral thesis. Also published in Arch. Néerland. Zool., vol. 11.

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