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The youngest known fossils of Apatosaurus date to 150 million years ago. Thus, Apatosaurus probably died out around 150 million years ago.
Wiki User
∙ 11y ago
Wiki User
∙ 11y agoApatosaurus fossils date to between 154 and 150 million years ago. Presumably they died out around 150 million years ago.
Wiki User
∙ 11y agoThe oldest known Apatosaurus fossils are from 154 million years ago. This dates to the Kimmeridgian stage of the Jurassic period.
Wiki User
∙ 12y ago4 million years ago
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Are brontosaurus cold blooded?
Brontosaurus is an invalid name for Apatosaurus excelsus. Apatosaurus was a dinosaur, and relatively recent research suggests that dinosaurs were in fact warm blooded. Sauropods such as Apatosaurus appear to also have been warm blooded.
What species is an apatosaurus?
There are four accepted species of Apatosaurus. They are Apatosaurus ajax, Apatosaurus excelsus, Apatosaurus louisae, and Apatosaurus parvus.
What dinosaur named the apatosaurus is a herbivore?
The apatosaurus is the apatosaurus which is an herbivore.
Was apatosaurus a reptile?
Apatosaurus was a sauropod dinosaur. Like all dinosaurs, Apatosaurus was a reptile.
What did the apatosaurus evolve into?
The Apatosaurus evolved into a seagull
What ate the apatosaurus?
Apatosaurus predatorsAllosaurusRaptorsPrehistoric Crocodiles
Is an apatosaurus a sauropod?
Yes, Apatosaurus is a sauropod.
What is an Apatosaurus?
An apatosaurus is a large sauropod dinosaur of the genus Apatosaurus, belonging to the late Jurassic period.
What kind of genus is apatosaurus?
Apatosaurus was an herbivorous diplodocidsauropod. There are three accepted species Apatosaurus ajax, Apatosaurus louisae, and Apatosaurusparvus. Brontosaurus execelcus was first though to be its own genus, than it was moved to Apatosaurus for a while, but paleontologists including Robert T. Bakker relized that several differences in the skull, means that Brontosaurus is once again a valid genus
Who discovered the apatosaurus?
Othniel Charles Marsh discovered one species of Apatosaurus, and named it Apatosaurus ajax. When he discovered Apatosaurus excelsus, though, he assigned it to its own genus, Brontosaurus. Later it was found that both Brontosaurus and Apatosaurus ajax belonged to the same genus, so Brontosaurus was reassigned to Apatosaurus excelsus.
Who named the apatosaurus?
Othniel Charles Marsh discovered one species of Apatosaurus, and named it Apatosaurus ajax. When he discovered Apatosaurus excelsus, though, he assigned it to its own genus, Brontosaurus. Later it was found that both Brontosaurus and Apatosaurus ajax belonged to the same genus, so Brontosaurus was reassigned to Apatosaurus excelsus.
Did the dinosaur apatosaurus eat meat?
No Apatosaurus did not eat meat.
