A new mosasaurine specimen (Squamata, Mosasauridae) from the Upper Cretaceous of Antarctica with comments on the Weddellian diversity of Mosasaurinae

• Published in: Alcheringa: An Australasian Journal of Palaeontology
• Main Authors: O'gorman, Jose Patricio, Bona, Paula, Canale, Juan Ignacio, Tineo, David, Fernández, Marta Susana, Cardenas, Magali, Reguero, Marcelo Alfredo
• Format: Article in Journal/Newspaper
• Language: English
• Published: Taylor & Francis Ltd
• Subjects: LÓPEZ DE BERTODANO FORMATION; MAASTRICHTIAN; MARINE REPTILES; SEYMOUR (MARAMBIO) ISLAND; https://purl.org/becyt/ford/1.5; https://purl.org/becyt/ford/1; Antarctic; Argentina; Marambio; Roca; Seymour; Antarc*; Antarctica
• Online Access: http://hdl.handle.net/11336/219111

Mosasaurs were globally distributed throughout the Cretaceous oceans, including those surrounding Antarctica. A mosasaur humerus (IAA-Pv 819) from upper Maastrichtian beds of the López de Bertodano Formation of Antarctica is phylogenetically recovered in a mosasaurine polytomy as a close relative of...