Reference
O’Keefe, F. R. 2004a. On the cranial anatomy of the polycotylid plesiosaur, including new material of Polycotylus latipinnis. Journal of Vertebrate Paleontology, 24, 326-340.
O’Keefe, F. R. 2004a. On the cranial anatomy of the polycotylid plesiosaur, including new material of Polycotylus latipinnis. Journal of Vertebrate Paleontology, 24, 326-340.