Author: Hooijer, D.A., 1975.:
Title: Miocene to Pleistocene Hipparions of Kenya, Tanzania, and Ethiopia. [Zool. Verh. Rijksmus. Nat. Hist. Leiden, 142.]
Description: Leiden: E.J. Brill. 8vo, 24.3cm. Pp. 80, many photos of mostly of teeth etc.) on 19 pls., refs. Orig. wrs. Fine new copy from remaining author's stock.

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