Reference
Buchy, M.-C.; Frey, E.; Stinnesbeck, W. ; López-Oliva, J. G. 2003. First occurrence of a gigantic pliosaurid plesiosaur in the Late Jurassic (Kimmeridgian) of Mexico. Bulletin de Societe Géologique de France, 174, 271-278.
Buchy, M.-C.; Frey, E.; Stinnesbeck, W. ; López-Oliva, J. G. 2003. First occurrence of a gigantic pliosaurid plesiosaur in the Late Jurassic (Kimmeridgian) of Mexico. Bulletin de Societe Géologique de France, 174, 271-278.