A skull ofPlesiaceratherium gracile(Rhinocerotidae, Perissodactyla) from a new lower Miocene locality in Shandong Province, China, and the phylogenetic position ofPlesiaceratherium

A well-preserved fossil skull from a new locality in Jijiazhuang, Changle County, Shandong Province, China, is attributable to Plesiaceratherium gracile. Other rhinoceroses from the nearby Shanwang Basin of Linqu County, Shandong, formerly described as Aceratherium sp. and Plesiaceratherium shanwangensis are also referable to P. gracile. The new skull demonstrates the presence in P. gracile of the following characters: continuous labial cingula...