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What period did the Edmontosaurus live in?
83.6 million years ago – 66 million years ago (Campanian – Maastrichtian)
Edmontosaurus/Lived
How long did the Edmontosaurus live for?
around 72 to 65 million years ago
Edmontosaurus dinosaurs lived at the end of the Cretaceous time period, from around 72 to 65 million years ago. Edmontosaurus annectens was one of the last dinosaurs to ever exist. It went extinct at the end Cretaceous mass extinction event, which brought a close to the age of Dinosaurs.
Is Trachodon real?
Trachodon (meaning “rough tooth”) is a dubious genus of hadrosaurid dinosaur based on teeth from the Campanian-age Upper Cretaceous Judith River Formation of Montana, U.S. It is a historically important genus with a convoluted taxonomy that has been all but abandoned by modern dinosaur paleontologists.
When did hadrosaur first appear?
These dinosaurs first appeared about 100 million years ago during the Middle Cretaceous Period and are considered to be one of the most successful herbivorous groups at the end of the Cretaceous (Lucas, 2007).
What habitat did Edmontosaurus live in?
The distribution of Edmontosaurus fossils suggests that it preferred coasts and coastal plains. It was a herbivore that could move on both two legs and four. Because it is known from several bone beds, Edmontosaurus is thought to have lived in groups, and may have been migratory as well.
What is the largest duck-billed dinosaur?
Edmontosaurus
Soon after, the Sternbergs would go on to discover numerous impressive Edmontosaurus finds. These fossils revealed a powerful animal of 12 meters long, the biggest duckbill known at the time from North America.
What did the Trachodon eat?
Diet: Trachodon was an herbivore (a plant-eater). It had a toothless bill but many cheek teeth which it used to chew tough plant material. Anatomy: This ornithischian dinosaur probably had a bulky body, a stiff tail, and four legs. Trachodon’s size is unknown.
Where did the hadrosaurs live?
North America
Hadrosaurus was a herbivore. It lived in the Cretaceous period and inhabited North America. Its fossils have been found in places such as New Jersey, Montana and North Carolina. At the tail end of the Cretaceous, some 70 million years ago, this great beast keeled over and died.
How long did hadrosaurus live?
are known as the duck-billed dinosaurs of the Cretaceous. The lived from 75 to 65 million years ago.
What kind of dinosaur is Trachodon?
Trachodon (meaning “rough tooth”) is a dubious genus of hadrosaurid dinosaur based on teeth from the Campanian -age Upper Cretaceous Judith River Formation of Montana, U.S. It is a historically important genus with a convoluted taxonomy that has been all but abandoned by modern dinosaur paleontologists. Despite being used…
How many roots does Trachodon have?
Trachodon was based on ANSP 9260, seven unassociated teeth, one of which had double roots. With better remains from Hadrosaurus, he began to reconsider his taxonomy, and suggested, at least informally, that Trachodon should refer to the double-rooted tooth, and the other teeth should be referred to Hadrosaurus.
What is tracktrachodon by Paul Drake?
Trachodon (Track-uh-don) by Paul Drake. Trachodon means “rough tooth” (Wikipedia). But the Trachodon is also known as the “duck-billed dinosaur.” The Trachodon lived in North America during the Late Cretaceous period from 77 to 73 million years ago (Dinosaur Jungle).