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Age. Rancholabrean (Morgan and Lucas 2005).
General Description. Fossil were recovered during excavations for the Black Rock Dam, about 0.5 km north of Black Rock on the Zuni Reservation (Morgan and Lucas 2005)
Discussion. This is the type locality of Liops zuniensis Gidley 1906 (= Bootherium bombifrons). Morgan and Lucas (2005) report a K/Ar date of 164±35 ka on the basalt underlying the fossiliferous sediments, thus setting a maximum age.
Castor canadensis—American Beaver
†Bootherium bombifrons—Woodland Musk Ox
†Mammuthus columbi—Columbian Mammoth
Literature. J. A. Allen 1913; Gidley 1906; Harris 1985a; Hay 1924; McDonald and Ray 1989; Morgan and Lucas 2005.
Last Update: 5 Oct 2008