How many Albertosaurus fossils are there?

A total of 1,128 Albertosaurus bones had been secured, the largest concentration of large theropod fossils known from the Cretaceous.

What did an Albertosaurus look like?

Albertosaurus libratus was a large, meat-eating dinosaur, with a big, wide-muzzled head, small fore-limbs and strong back legs. The body was carried on the back legs, or bipedally. This dinosaur has been described as a lighter, smaller version of Tyrannosaurus rex. Adults reached up to 30 feet (9 meters) in length.

When did the Albertosaurus live?

100.5 million years ago – 66 million years ago (Late Cretaceous – Maastrichtian)

Where was allosaurus found?

Allosaurus, (genus Allosaurus), subsumes Antrodemus, large carnivorous dinosaurs that lived from 150 million to 144 million years ago during the Late Jurassic Period; they are best known from fossils found in the western United States, particularly from the Cleveland-Lloyd Quarry in Utah and the Garden Park Quarry in …

Who found the first Albertosaurus?

Joseph B Tyrrell
The first fossils of Albertosaurus were found by 25-year-old geologist, Joseph B Tyrrell, on 9 June 1884 in the Horseshoe Canyon Formation of Red Deer River in Alberta, Canada.

What’s the difference between Albertosaurus and T Rex?

A full-grown albertosaurus measured about 30 feet from head to tail and weighed about two tons, as opposed to the Tyrannosaurus rex that measured in at over 40 feet long and weighed seven or eight tons. (Albertosaurus was almost certainly a faster runner than T. rex.)

Is gorgosaurus and Albertosaurus the same animal?

Gorgosaurus and Albertosaurus are extremely similar, distinguished mainly by subtle differences in the teeth and skull bones. libratus to be a species of Albertosaurus; this would make Gorgosaurus a junior synonym of that genus. Gorgosaurus lived in a lush floodplain environment along the edge of an inland sea.

What’s the difference between Albertosaurus and T. rex?

When was the first Albertosaurus found?

In 1884, Geological Survey of Canada geologist Joseph Tyrrell discovered an Albertosaurus skull in the badlands along the Red Deer River. This was the first time the world had seen Albertosaurus.

When did Albertosaurus go extinct?

75 million years
Albertosaurus being extinct long (75 million years) before humans evolved.

Where was the Albertosaurus dinosaur found in Alberta?

“Albertosaurus” Dinosaur Fossil Found in Alberta in 1884. The Red Deer River near Drumheller, Alberta. Almost three-quarters of all Albertosaurus remains have been discovered alongside the river, in outcrops like the ones on either side of this picture.

Where did the sarcophagus of the Albertosaurus come from?

Albertosaurus means ‘lizard from Alberta’ in Greek (in honour of Alberta, Canada, where many of the fossils have been discovered) and sarcophagus is Greek for ‘flesh-eating’. It was the top predator of Late Cretaceous Canada, and was the most common of the large carnivores found in Alberta.

Where was the Dry Island Albertosaurus fossil found?

The specimens of Dry Island have been relatively free from disease. Some specimens of Albertosaurus have been found with injuries such as broken bones, bites, ossification of tendons, and bone spurs. Albertosaurus lived 76-70 mya , during the Late Cretaceous. Specimens are most commonly found in the Horseshow Canyon Fm.

Where did Barnum Brown find the Albertosaurus dinosaur?

The Dry Island bonebed discovered by Barnum Brown and his crew contains the remains of 26 Albertosaurus, the most individuals found in one locality of any large Cretaceous theropod, and the second-most of any large theropod dinosaur behind the Allosaurus assemblage at the Cleveland-Lloyd Dinosaur Quarry in Utah.