An Early Pleistocene gray whale (Cetacea: Eschrichtiidae) from the Rio Dell Formation of Northern California

C-H TSAI2018-09-102018-09-102015http://journals.cambridge.org/action/displayAbstract?fromPage=online&aid=9596516&fileId=S0022336014000092http://scholars.lib.ntu.edu.tw/handle/123456789/395587An Early Pleistocene gray whale (Cetacea: Eschrichtiidae) from the Rio Dell Formation of Northern Californiajournal article10.1017/jpa.2014.9