Plesiosaur - Wikipedia
WEBThe Plesiosauria [a] [4] or plesiosaurs are an order or clade of extinct Mesozoic marine reptiles, belonging to the Sauropterygia. Plesiosaurs first appeared in the latest Triassic Period, possibly in the Rhaetian stage, about 203 million years ago. [5]
A Plesiosaur That Ate Ichthyosaurs for Lunch | Smithsonian
WEBDec 28, 2009 — In the case of a 161- to 155-million-year-old plesiosaur recently discovered in Wyoming, the marine reptile died with its last meal preserved in its stomach.
Ichthyosauria - Wikipedia
WEBIchthyosaurians were particularly abundant in the Late Triassic and Early Jurassic periods, until they were replaced as the top aquatic predators by another marine reptilian group, the Plesiosauria, in the later Jurassic and Early Cretaceous, though previous views of ichthyosaur decline during this period are probably overstated.
Largest 'Sea Dragon' Fossil Accidentally Discovered in Museum
WEBAug 28, 2017 — The 200-million-year-old Ichthyosaurus species likely habituated waters before the plesiosaur, which was identified as living 132 million years ago. Sachs believes other unexplored museum...
Plesiosaurs, the Beautiful Bottom-Feeders - National Geographic
WEBJun 6, 2011 — A paddle-legged marine reptile akin to the recently-discovered, shark-shaped animals known as ichthyosaurs, the new animal was cast as “a link between the Ichthyosaurus […]
Plesiosaurus - Wikipedia
WEBPlesiosaurus (Greek: πλησίος (plesios), near to + σαῦρος (sauros), lizard) is a genus of extinct, large marine sauropterygian reptile that lived during the Early Jurassic. It is known by nearly complete skeletons from the Lias of England.
Plesiosaur | Size, Habitat, & Facts | Britannica
WEBPlesiosaur, any of a group of long-necked marine reptiles found as fossils from the late Triassic Period into the late Cretaceous Period. They inhabited marine areas in the Atlantic near Europe and in the Pacific Ocean, including …
Plesiosaurs, pliosaurs, hybodonts: looking back at three …
WEBJan 19, 2022 — Plesiosaurs (meaning “near to lizard”) were a group of large, long-necked marine reptiles that belong to the order Plesiosauria. These animals appeared in the Late Triassic period and became...
Plesiosaurs: Current Biology - Cell Press
WEBMay 22, 2023 — Prominent examples are the ichthyosaurs and the sauropterygians, of which the plesiosaurs are a subgroup. These lineages, collectively known as ‘Mesozoic marine reptiles’, are the geologically earliest examples …
Plesiosaurus, the Long-Necked Marine Reptile - ThoughtCo
WEBFeb 7, 2019 — An in-depth profile of Plesiosaurus, including this marine reptile's characteristics, behavior, and habitat.