These may aid digestion, but are likely present as ballast for deep diving. Mike Trask and his daughter Heather On November 12, 1988, PUNTLEDGE RIVER Elasmosaurus was discovered under 12 feet (3.7 m) of solid shale near the Puntlege River near Courtenay, British Columbia.

Who first described Elasmosaurus?

as originally described Handle (1868), the type specimen of Elasmosaurus platyurus from western Kansas includes more than 100 vertebrae, partial skulls, and a fairly complete thoracic and pelvic girdle from the largest known plesiosaur at the time.

When was Elasmosaurus discovered?

It wasn’t a dinosaur, although it coexisted with many.The first Elasmosaurus fossil was found in 1868. Elasmosaurus is one of the largest plesiosaurs, living in the late Cretaceous.

How old is Elasmosaurus?

BBC – Science and Nature – Sea Monsters – Fact File: Elasmosaurus. A marine dinosaur that swam thousands of miles and could surprise its prey thanks to its incredibly long neck. Life: Late Cretaceous, 85-65 million years ago.

How did Elasmosaurus get its name?

The genus name Elasmosaurus means « thin-plate reptile », in Refer to the « plate » bones of the sternum and pelvic regionthe specific name platyurus means « flat tail » and refers to the compressed « tail » (actually the neck) and the thin slices of vertebrae there.

Plesiosaurus 101 | National Geographic

24 related questions found

What killed Elasmosaurus?

Elasmosaurus lived in the ocean during the late Cretaceous period, 800 to 65 million years ago.its dead Join dinosaurs and other prehistoric marine reptiles at the end of the Cretaceous period.

Is a plesiosaur a dinosaur?

Marine reptiles such as ichthyosaurs, plesiosaurs and mosasaurs are not a dinosaur. Dimetrodon or other reptiles also do not belong to the same group (previously called « mammal-like reptiles », now called synapses). …it was a different species of extinct reptile that lived much earlier than the dinosaurs.

When did Elasmosaurus go extinct?

Elasmosaurus lived in the late Cretaceous period 70 million years ago and it has gone extinct 65 million years ago. The name Elasmosaurus means Gilded Lizard. Elasmosaurus has 72 neck vertebrates.

Did plesiosaurs lay eggs?

Plesiosaurs are reptiles, as Herds tend to lay eggs rather than give birth.

Does Elasmosaurus have predators?

Elasmosaur Painting Elasmosaurs had the longest neck of any plesiosaur ever found. … Scientists believe that elasmosaurs are relatively slow ambush predators They use their long necks and sharp teeth to catch their prey.

Why is Elasmosaurus not a dinosaur?

Like most so-called « swimming dinosaurs », Elasmosaurus wasn’t a real dinosaur at all! That’s a reptile. it does breathe air. Their necks are so long that they can’t lift their heads to the surface.

What dinosaur had 500 teeth?

bizarre 500-Toothed Dinosaur

Nigersaurus, as you may recall, we named it after the bones we collected during our last expedition here three years ago.This sauropod dinosaur (long-necked Dinosaur) Have An unusual skull with as many as 500 Slim teeth.

What type of animal is Elasmosaurus?

Elasmosaurus platyurus is A long-necked plesiosaur, belonging to the ichthyosaur family, plesiosaurs, plesiosaurs. It belongs to the family consisting of the longest-necked plesiosaurs.

Does Elasmosaurus live in water?

The first Elasmosaurus fossil was found in Kansas

If you’re wondering how marine reptiles ended up in inland Kansas, remember that in the late Cretaceous, the western United States was covered by a shallow body of western inland sea.

What dinosaur had 72 teeth?

Nigersaurus is a genus of rebbachisaurid sauropods that lived in the mid-Cretaceous period, about 11.5 to 105 million years ago. It was found in the Elrhaz Formation in the Gadoufaoua region of the Republic of Niger.

Is Shanglong still alive?

Pliosaurus (meaning « more lizards ») is a extinct The known thalassophonean pliosaurid genus from the Kimeridian and Titonian stages (Late Jurassic) in Europe and South America.

How long can a plesiosaur live?

If the Loch Ness Monster is a plesiosaurus, then the plesiosaurs must survive At least 65 million years. This only happens if the population with a large number of animals is large enough to avoid inbreeding problems.

What animal has the longest neck?

Giraffe (Giraffa camelopardalis)As a large African herbivore, it is the tallest mammal with a long neck and long legs.It has the longest neck of any living animal, about 2-3 meters in the largest males [1].

What was the largest plesiosaur?

The largest plesiosaur ever to swim in the ocean was liodon up to 25m (82 ft) in length. Liopleurodon It was a carnivore with a short neck, a 3 m (10 ft) head, and four powerful flippers.

Is Elasmosaurus a quadruped?

Elasmosaurus is a reptile, but not a dinosaur. That’s a: vertebrate. quadruped.

Are sharks dinosaurs?

Today’s shark is Descendants of relatives who swam with dinosaurs in prehistoric times…it lived after the dinosaurs 23 million years ago and didn’t go extinct until 2.6 million years ago.

Did dinosaurs live in water?

All dinosaurs lived on land.

Although some dinosaurs may have waded or paddled, They don’t live in oceans, lakes or riversMosasaurus and plesiosaurs, giant swimming reptiles that also lived in the Mesozoic, not dinosaurs.

Are dinosaurs extinct?

Dinosaur Extinct around 65 million years ago (at the end of the Cretaceous period), after living on Earth for about 165 million years.