Fig. 3. The beaver Monosaulax skinneri Stout, 1999, specimen UNSM 49028 in Cranial morphology, systematics and succession of beavers from the middle Miocene Valentine Formation of Nebraska, USA

Fig. 3. The beaver Monosaulax skinneri Stout, 1999, specimen UNSM 49028 from the middle Miocene Valentine Formation of Nebraska, USA. Posterior fragment of skull. A. Cranial basis in ventral view (anterior to the top). B. Occipital plate in posterior view.