Author: Meulen, A.J. van der, 1972.:
Title: Middle Pleistocene smaller mammals from the Monte Peglio (Orvieto, Italy) with special reference to the phylogeny of Microtus (Arvicolidae, Rodentia).
Description: Utrecht. 4to. Pp. v,128, several figs. on 11 tipped-in pls., 42 tipped-in figs. (mostly diagrs.), refs. Orig. wrs. - Doctoral thesis printed single-sided from typescript original. Published in vol. 17 of 'Quaternaria' in 1973.

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