Cretaceous Antarctic plesiosaurs: stratigraphy, systematics and paleobiogeography

• Main Authors: O'Gorman, José Patricio, Otero, Rodrigo, Reguero, Marcelo, Gasparini, Zulma
• Format: Article in Journal/Newspaper
• Language: English
• Published: Polar Research Institute of China - PRIC 2019
• Subjects: Fauna; Terrestrial; Antarctic; The Antarctic; Patagonia; New Zealand; Argentina; Hill Island; Snow Hill Island; isla Vega; Snow Hill; Advances in Polar Science; Antarc*; Antarctica; Polar Science
• Online Access: http://library.arcticportal.org/2694/; http://library.arcticportal.org/2694/1/A1903004.pdf

The last twenty million years (Maastrichtian–Santonian) of Southern Hemisphere plesiosaur history is especially well recorded in the Weddellian Province (Patagonia; Western Antarctica and New Zealand). The oldest Late Cretaceous plesiosaurs, two specimens referred to Polycotylidae indet., come from...