Species
Extinct

Polycotylus osborni

subjective synonym of Dolichorhynchops osborni
Watson 1951
This taxon is considered subjective synonym of of the valid taxon Dolichorhynchops osborni according to the Paleobiology Database. See the page for Dolichorhynchops osborni →
Bibliography
Original description
K. Carpenter. 1996. A review of short-necked plesiosaurs of the Western Interior, North America. Neues Jahrbuch fur Geologie und Palaontologie, Abhandlungen 201(2):259-287 DOI ↗