Eocene Perissodactyla from the Shinzhaly River, eastern Kazakhstan Lucas, Spencer G. ; Emry, Robert J. ; Bayshashov, Bolat U. Abstract Publication: Journal of Vertebrate Paleontology Pub Date: April 1997 DOI: 10.1080/02724634.1997.10010967 Bibcode: 1997JVPal..17..235L