Elasmosauridae — Elasmosaurids Temporal range: Late Triassic Late Cretaceous, 210–65 Ma … Wikipedia
Plesiosaur — Taxobox name = Plesiosaur fossil range = Early Jurassic Late Cretaceous image caption = Plesiosaurus . regnum = Animalia phylum = Chordata classis = Sauropsida superordo = †Sauropterygia ordo = †Plesiosauria subordo = †Plesiosauroidea subordo… … Wikipedia
Elasmosaurus — Temporal range: Late Cretaceous, 80.5 Ma … Wikipedia
Plesiosauria — Temporal range: Early Jurassic Late Cretaceous, 199.6–65.5 Ma … Wikipedia
Liopleurodon — Temporal range: Middle–Late Jurassic, 162–150 Ma … Wikipedia
Cryptoclidus — Temporal range: Middle Jurassic, Callovian … Wikipedia
List of plesiosaurs — This list of plesiosaurs is a comprehensive listing of all genera that have ever been included in the order Plesiosauria, excluding purely vernacular terms. The list includes all commonly accepted genera, but also genera that are now considered… … Wikipedia
Muraenosaurus — Temporal range: Middle Jurassic, Callovian … Wikipedia
Microcleidus — Temporal range: Early Jurassic Fossil Scientific classification Kingdom … Wikipedia
Trinacromerum — Temporal range: Late Cretaceous Trinacromerum at Royal Ontario Museum Scientific classification Kingdom … Wikipedia
