Allosaurus Facts for Kids

23 Allosaurus Facts For Kids

1. The Allosaurus was a dinosaur that lived during the Late Jurassic Period.
2. Allosaurus was a large bipedal theropod dinosaur.
3. The Allosaurus was a carnivore that ate the meat of other dinosaurs.
4. You pronounce the name Allosaurus by saying “AL-oh-saw-russ”.
5. The meaning of the dinosaur name Allosaurus is “other lizard” and/or “different lizard”.
6. There are three species of Allosauruses recognized by paleontologists.
7. The type species for the Allosaurus is Allosaurus fragilis.
8. The other two species of Allosaurus are Allosaurus europaeus and Allosaurus jimmadseni.
9. American geologist Ferdinand Hayden did not know it at the time, but he was the first person to discover an Allosaurus specimen in 1869.
10. American professor Othniel Charles Marsh scientifically described the Allosaurus in 1877.
11. The holotype specimen for the Allosaurus is YPM 1930.
12. The Allosaurus was estimated to have an average body length around 39 feet.
13. The Allosaurus was estimated to have an average body weight around 8,800 pounds.
14. The lifespan of the Allosaurus was estimated to be around 28 years.
15. The running speed of the Allosaurus is estimated to have been around 21 miles per hour.
16. The teeth of an Allosaurus were between 2 and 4 inches long, depending on its age.
17. The Allosaurus had 16 teeth in its upper jaw and 16 teeth in its lower jaw, with a total of 32 teeth.
18. Since the Allosaurus lost and regenerated teeth they are some of the most common teeth found by paleontologists.
19. The Allosaurus had the ability to shed old or damaged teeth and grow new ones.
20. The Allosaurus was one of the first dinosaurs discovered by humans.
21. The most complete Allosaurus specimen was discovered in 1991, was around 95% complete, and nicknamed Big Al.
22. Paleontologists have found fossil evidence that clearly suggests the Allosaurus would prey upon the Stegosaurus.
23. Allosaurus was the first dinosaur to ever appear on Television when it starred in the 1925 movie The Lost World.

Allosaurus Pictures

There is a saying that claims a picture is worth a thousand words. If that is true then the below images will help you with your research on the Allosaurus Below you will find three pictures related to the Allosaurus dinosaur. These pictures should give you a bettering understanding of the Allosaurus and what it may have looked like.

A picture of three Allosauruses hunting their prey.

A picture of a fossilized Allosaurus skull.

A picture of two Allosauruses attacking their prey.