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Product Description
Pp. 92; 33 text-figures (includes 20 black-and-white photos and 4 maps). Original orange printed wrappers, lg 8vo. Presents the analysis of 23 morphological characters of the Vipera xanthina species group. The study includes six species accounts providing information on type locality, definition, diagnosis, description, distribution, habitat and reproduction. From the series Bonner Zoologische Monographien, no. 20. No ownership marks.
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