Fig. 4 in Cranial morphology, systematics and succession of beavers from the middle Miocene Valentine Formation of Nebraska, USA

Fig. 4. The beavers from the middle Miocene Valentine Formation of Nebraska, USA. A–C. Monosaulax skinneri Stout, 1999. D–F. Prodipoides dividerus (Stirton, 1935). Cheek teeth: A. FAM 64315, right p4–m2 from Devil's Gulch Member in occlusal (A1) and medial (A2) views. B. FAM 64317, right p4–m2 from Devil's Gulch Member. C. UNSM 49027, left P4–M3 from Crookston Bridge Member. D. FAM 64319, left p4–m3 from Devil's Gulch Member; in occlusal (D1) and medial (D2) views. E. FAM 64316, right p4–m2 from Devil's Gulch Member. F. FAM 64314, right p4–m2 (partial) from Crookston Bridge Member. Anterior to left for specimens of M. skinneri, anterior to right for specimens of P. dividerus.