Mosasaur - Wikipedia
Mosasaurs (from Latin Mosa meaning the ' Meuse ', and Greek σαύρος sauros meaning 'lizard') are an extinct group of large aquatic reptiles within the family Mosasauridae that lived during the Late Cretaceous. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meuse in 1764.
Mosasaurus - Wikipedia
Mosasaurus (/ ˌmoʊzəˈsɔːrəs /; "lizard of the Meuse River ") is the type genus (defining example) of the mosasaurs, an extinct group of aquatic squamate reptiles. It lived from about 82 to 66 million years ago during the Campanian and Maastrichtian stages of the Late Cretaceous.
Mosasaur | Size, Diet, & Facts | Britannica
Mosasaur, an extinct group of predatory marine lizards that competed with other marine reptiles for food during the Cretaceous Period (145.5 million to 66 million years ago). Mosasaurs were widespread in the oceans, and many were quite large, some measuring up …
Mosasaurs 101 | National Geographic - YouTube
Mosasaurs were Earth's last great marine reptiles. Learn about the surprising places they'd hunt, how some species dwarfed even the Tyrannosaurus rex, and ho...
Massive Mosasaurs May Have Evolved More Than Once
May 2, 2024 · Studied by the iconic French naturalist Georges Cuvier, Mosasaurus became evidence that the ancient Earth must have witnessed terrible upheavals that drove some species to extinction. As similar...
Mosasaur: Apex Predator of the Western Interior Seaway - U.S.
Nov 10, 2020 · What is a mosasaur? Mosasaurs are a group of marine lizards that would have lived in the Badlands area from about 75-69 million years ago. When they were alive, mosasaurs could reach lengths of up to 50 feet, which is roughly the length of a bus!
Mosasaurus and other mosasaurs of the dinosaur age - Live Science
Apr 20, 2021 · Mosasaurus was a ferocious predator in the ancient oceans of the Cretaceous period (145.5 million to 65.5 million years ago). While dinosaurs dominated the land, Mosasaurus used its long tail and...
Mosasaur Facts & Pictures: Information On The Prehistoric …
Oct 15, 2020 · Mosasaurs were the dominant marine predators of the late Cretaceous Period. With long jaws and powerful tails, they looked like a cross between a crocodile and a whale. Some mosasaurs were as big as whales, too–at 30-60 feet, the largest species were longer than all but the largest modern whales.
Mosasaurs 101 - Education
Oct 19, 2023 · Mosasaurs were Earth's last great marine reptiles. Learn about the surprising places they'd hunt, how some species dwarfed even the Tyrannosaurus rex, and how key physical adaptations allowed these reptiles to become a prehistoric apex predator.
Video: Mosasaurus, Lizard King of the Ancient Ocean | AMNH
In the center, a mosasaur fossil behind glass, and the camera cuts into a close-up of its skull with many long sharp teeth. AMELIA ZIETLOW (Ph.D. Candidate, Richard Gilder Graduate School): Mosasaurs are a group of extinct marine lizards that lived during the late Cretaceous.