Author: Lankester, E.R., 1865.:
Title: On the sources of mammalian fossils of the Red Crag, and on the discovery of a new mammal in that deposit, allied to the Walrus.
Description: Quart. Jour. Geol. Soc. London, 21(3)/83: pp. 221-232, 13 figs. of teeth on 2 lithogr. pls. Plain new wrs.

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