Wang, Xiaoming; Richard Tedford; Beryl Taylor (1999-11-17). "Phylogenetic systematics of the Borophaginae"(PDF). Bulletin of the American Museum of Natural History. 243. Archived from the original(PDF) on 2007-09-30. Retrieved 2007-07-08.
Wang, Xiaoming; Richard Tedford; Beryl Taylor (1999-11-17). "Phylogenetic systematics of the Borophaginae"(PDF). Bulletin of the American Museum of Natural History. 243. Archived from the original(PDF) on 2007-09-30. Retrieved 2007-07-08.