Osteichthyes - Rodentia - Castoridae

PaleoDB taxon number: 44956

Synonym: Castor accessor Hay 1927 (taxon 44955)

Full reference: L. Kellogg. 1911. A fossil beaver from the Kettleman Hills, California. University of California Publications, Bulletin of the Department of Geology 6(17):401-402

Belongs to Castor according to B. Kurten and E. Anderson 1980

Sister taxa: Castor (Eucastor), Castor anderssoni, Castor canadensis, Castor fiber, Castor jaegeri, Castor peninsulatus, Castor veterior

Ecology: scansorial insectivore

Average measurements (in mm): P4 8.50 x 9.20, M1 6.33 x 7.03, M2 7.60 x 8.85, p4 9.88 x 7.75, m1 7.64 x 8.14, m2 7.13 x 7.47