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.Gasparini, Z. (1997). A new plesiosaur from the Bajocian of the Neuquen Basin, Argentina. Palaeontology. 40 (1): 135-147. Recent phylogenetic analysis found Maresaurus to be a rhomaleosaurid.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
See also List of plesiosaur genera Timeline of plesiosaur research
References
External links Smith, Adam S. and Dyke, Gareth J. (2008) "The skull of the giant predatory pliosaur Rhomaleosaurus cramptoni: implications for plesiosaur phylogenetics". Naturwissenschaften. Maresaurus from the Plesiosaur Directory