Clarendonian North American Land Mammal Age – Florida Vertebrate Fossils https://www.floridamuseum.ufl.edu/florida-vertebrate-fossils/land-mammal-ages/clarendonian/
Defining taxon: first appearance of the small artiodactyl Pseudoceras (Tedford et al., 2004) Basis of name: Wood et al. (1941) based the name of this LMA on the Clarendon Fauna from Donley County, Texas. This well-studied fauna is based on over two dozen individual localites found a few miles nor
Skinner, B. E. Taylor, R. W. Fields, J. R. Macdonald, J. M. Rensberger, S. D.
