Cranial anatomy of Morturneria seymourensis from Antarctica, and the evolution of filter feeding in plesiosaurs of the Austral Late Cretaceous

• Published in: Journal of Vertebrate Paleontology
• Main Authors: O'Keefe, F. Robin, Otero, Rodrigo A., Soto-Acuña, Sergio, O'gorman, Jose Patricio, Godfrey, Stephen J., Chatterjee, Sankar
• Format: Article in Journal/Newspaper
• Language: English
• Published: Society of Vertebrate Paleontology
• Subjects: Elamosauridae; Morturneria seymourensis; Aristonectinae; https://purl.org/becyt/ford/1.5; https://purl.org/becyt/ford/1; Austral; Argentina; Seymour; Seymour Island; Combs; Antarc*; Antarctica
• Online Access: http://hdl.handle.net/11336/75235

This paper redescribes the holotype skull of the aristonectine elasmosaur Morturneria seymourensis from the upper Maastrichtian of Seymour Island, Antarctica. This description supports the validity of the genus Morturneria, distinct from the genus Aristonectes from Chile and Argentina. The paroccipi...