A non-aristonectine plesiosaur from Antarctica reveals new data on the mandibular symphysis of elasmosaurids

• Published in: Alcheringa: An Australasian Journal of Palaeontology
• Main Authors: O'gorman, Jose Patricio, Bona, Paula, de Los Reyes, Leonardo Martín, Raffi, María Eugenia, Reguero, Marcelo Alfredo
• Format: Article in Journal/Newspaper
• Language: English
• Published: Taylor & Francis Ltd
• Subjects: ANTARCTICA; ELASMOSAURIDAE; LÓPEZ DE BERTODANO FORMATION; PLESIOSAURIA; SEYMOUR (MARAMBIO) ISLAND; https://purl.org/becyt/ford/1.5; https://purl.org/becyt/ford/1; Argentina; Argentino; Austral; Marambio; Seymour; Antarc*; Antarctica; Antártida; Dirección Nacional del Antártico; Instituto Antártico Argentino; Tierra del Fuego
• Online Access: http://hdl.handle.net/11336/133297

Elasmosaurids are one of the most abundant fossil marine reptile groups identified from the Upper Cretaceous strata of Antarctica. However, the documented record of intact elasmosaurid skull remains is scarce. In this study, we describe the first non-aristonectine elasmosaurid skeleton from Antarcti...