Amphidon is an extinct genus of Late Jurassic mammal from the Morrison Formation. It is present in stratigraphic zone five.Foster, J. (2007). "Appendix." Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. pp. 327-329. Two species have been named in the genus: Amphidon superstes and Amphidon aequicrurius, by Simpson in 1925.G.G. Simpson. 1925. "Mesozoic Mammalia. II: Tinodon and its allies". American Journal of Science, series 5 10(59): 451-470
See also
Prehistoric mammal List of prehistoric mammals Paleobiota of the Morrison Formation
References
Foster, J. (2007). Jurassic West: The Dinosaurs of the Morrison Formation and Their World. Indiana University Press. 389pp.