Maresaurus
Extinct genus of reptiles
title: "Maresaurus" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["rhomaleosauridae", "middle-jurassic-plesiosaurs", "plesiosaurs-of-south-america", "bajocian-life", "jurassic-argentina", "fossils-of-argentina", "neuquén-basin", "fossil-taxa-described-in-1997", "sauropterygian-genera"] description: "Extinct genus of reptiles" topic_path: "geography/argentina" source: "https://en.wikipedia.org/wiki/Maresaurus" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Extinct genus of reptiles ::
| fossil_range = Bajocian ~ | image = Maresaurus.jpg | image_caption = | genus = Maresaurus | parent_authority = Gasparini, 1997 | species = coccai | authority = Gasparini, 1997
Maresaurus is an extinct genus of plesiosaur from the Middle Jurassic (Bajocian) Los Molles Formation of Argentina. The type species, Maresaurus coccai, was named by Gasparini in 1997. Recent phylogenetic analysis found Maresaurus to be a rhomaleosaurid.
References
References
- Smith AS, Dyke GJ. 2008. The skull of the giant predatory pliosaur ''Rhomaleosaurus cramptoni'': implications for plesiosaur phylogenetics. ''Naturwissenschaften'' '''e-published''' 2008.
- Ketchum HF, Benson RBJ. Global interrelationships of Plesiosaur (Reptilia, Sauropterygia) and the pivotal role of taxon sampling in determining the outcome of phylogenetic analyses. Biological Reviews
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