Fun Palaeosaurus Facts For Kids

Moumita Dutta
Oct 20, 2022 By Moumita Dutta
Originally Published on Nov 22, 2021
Edited by Luca Demetriou
Fact-checked by Sakshi Raturi
Palaeosaurus facts are great for kids.

Are you interested in dinosaurs? If so, then you would surely like to know about the Palaeosaurus.

Well, we don't really know if the reptiles were really a species of dinosaurs, but it's said to have existed during the Late Triassic period around 201-251 million years ago. Two teeth were discovered from Bristol, England, during the nineteenth century, and the genus taxonomic classification was assigned to it.

It's a debated genus and is currently described as an indeterminate archosaur, so definite ancestors of the birds and crocodiles we see today.

Even though we are unaware of most of the Palaeosaurus prehistoric wildlife lifestyle, it's believed that they could have been a carnivorous species. Henry Riley and Samuel Stutchbury were the first ones to study this animal.

However, Sir Richard Owen was the one to expand the genus by adding more bone specimens which were later proved to be part of other dinosaurs. So, keep reading to know more about this species.

Also, check out our articles on Teratosaurus and Hungarosaurus to know more about the science of dinosaurs.

Palaeosaurus Interesting Facts

Was the Palaeosaurus a dinosaur?

Yes, the Palaeosaurus (or Paleosaurus) was indeed a dinosaur. Even though it has been hotly debated what type of dinosaur it might have been, the dental structure suggests it to be one. And, this species is said to have existed before the Jurassic era.

How do you pronounce 'Palaeosaurus'?

The pronunciation of the name for this genus is 'palaeo-sau-rus'.

What type of prehistoric reptile was a Palaeosaurus?

The Palaeosaurus is described as being an indeterminate archosaur. So, even though the paleontologists can't agree on the definition of Palaeosaurus as reptiles, we can still take it to be a part of the dinosaur family.

In which geological period did the Palaeosaurus live?

The Palaeosaurus is said to live during the Upper or Late Triassic period, which was the era preceding the Jurassic age.

When did the Palaeosaurus become extinct?

We don't really have much information related to this genus of prehistoric reptiles that can tell us when it got extinct. But, we can still assume it to be during the very late phase (Upper) of the Triassic age around 201 million years ago.

Where did a Palaeosaurus live?

The teeth fossils of this carnivorous reptile have been found near Bristol, England. When it comes to the exact location, it's said to have been found in the Magnesian Conglomerate or the Avon Fissure Fill present in Clifton during the nineteenth century.

What was a Palaeosaurus' habitat?

We don't actually know when the Paleosaurus or Palaeosaurus would have actually existed. But, Riley and Stutchbury did believe that the tooth belonged to the Late Triassic period, which would have been around 201-251 million years ago. The climate during this time is believed to have been hot and dry.

Who did a Palaeosaurus live with?

Well, it's quite bad that we don't have any information related to the living customs of this animal. However, science and history do believe that as a reptile species, some of the animals might have been social while others led a more solitary life away from family.

How long did a Palaeosaurus live?

It can be hard to tell how long an animal lived right from its teeth. But, some dinosaurs, like sauropods, managed to live a healthy life of around 70-80 years.

How did they reproduce?

Like most of the reptile species that we can see today, the Palaesaurus was also oviparous in nature. The females would have laid eggs to reproduce. Having said that, we have very little evidence in history related to the exact mating habits or nature of reproduction in the dinosaurs.

Palaeosaurus Fun Facts

What did a Palaeosaurus look like?

One of the standing mysteries about this species has to be about how the animal might have looked. It's all speculation, as we haven't been able to find conclusive fossils that can provide a proper definition of Palaeosaurus.

Palaeosaurus facts help to know about a new genus of dinosaurs.
*We've been unable to source an image of Palaeosaurus and have used an image of Nanyangosaurus instead. If you are able to provide us with a royalty-free image of Palaeosaurus, we would be happy to credit you. Please contact us at

How many bones did a Palaeosaurus have?

When it comes to the number of bones this dinosaur had, we won't be able to tell it to you as only two sharp teeth fossil remnants were discovered from this species. Even among that, one tooth has been lost in history, while the other remains.

Scientists have long contested if the Palaeosaurus is even a valid genus.

Moreover, there have been numerous times when bones of other dinosaurs have been included in the group wrongly. In 2000, Michael Benton played an important role in straightening out the different classifications and placed many of the earlier identified bones and fossils under the Thecodontosaurus genus.

How did they communicate?

As we know almost close to nothing about this dinosaur genus, it would be hard to tell its ways of communication or Palaeosaurus sound.

How big was a Palaeosaurus?

We don't have any conclusive fossil remains of the Palaeosaurus that can give us a conclusive size. Interestingly, the average dinosaur is said to have been the size of a modern car.

How fast could a Palaeosaurus move?

Without any remains of the bones, it's hard to assign a speed to any animal. However, the average speed for dinosaurs is said to be around 22-54 mph (35.4-86.9 kph).

How much did a Palaeosaurus weigh?

Well, we don't have exact data regarding the body weight of Palaeosaurus, as only two teeth were found from this species. Having said that, the average weight of this species is thought to be around 1102-9997 lb (499.8-4534.5 kg).

What were the male and female names of the species?

There are no separate names assigned to males and females of this species.

What would you call a baby Palaeosaurus?

A baby Palaeosaurus would have been called a hatchling.

What did they eat?

We don't know the exact diet of this species, but during the original taxonomic classification, paleontologists associated it with being a carnivorous animal.

How aggressive were they?

To know how aggressive a species is, we need to have more information about how it would have been, and it includes more detailed fossil remains. But, in the case of Palaeosaurus, we haven't had luck in finding most of the body parts. However, contrary to popular beliefs, most dinosaurs weren't really aggressive.

Did you know...

Edward Drinker Cope, a paleontologist from America, assigned a new species, Palaeosaurus fraserianus, to this group in 1878. However, it was later proved to be an indeterminate sauropodomorph dinosaur.

How many teeth did a Palaeosaurus have?

As only two teeth were found as fossil remains of this species, it would be very hard to get the exact number of teeth that these reptiles might have had.

What did Palaeosaurus evolve into?

We don't really know what the Palaeosaurus evolved into as it's a debated genus. But, to be fair, it's included in the clade archosaur, which is currently represented by birds and crocodiles.

Here at Kidadl, we have carefully created lots of interesting family-friendly prehistoric animal facts for everyone to discover! For more relatable content, check out these Metriorhynchus interesting facts, or Gargoyleosaurus facts for kids.

You can even occupy yourself at home by coloring in one of our free printable volcano and dinosaurs coloring pages.

*We've been unable to source an image of Palaeosaurus and have used an image of Nanshiungosaurus instead. If you are able to provide us with a royalty-free image of Palaeosaurus, we would be happy to credit you. Please contact us at

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Written by Moumita Dutta

Bachelor of Arts specializing in Journalism and Mass Communication, Postgraduate Diploma in Sports Management

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Moumita DuttaBachelor of Arts specializing in Journalism and Mass Communication, Postgraduate Diploma in Sports Management

A content writer and editor with a passion for sports, Moumita has honed her skills in producing compelling match reports and stories about sporting heroes. She holds a degree in Journalism and Mass Communication from the Indian Institute of Social Welfare and Business Management, Calcutta University, alongside a postgraduate diploma in Sports Management.

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Fact-checked by Sakshi Raturi

Postgraduate Diploma in Management

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Sakshi RaturiPostgraduate Diploma in Management

Sakshi has experience in marketing strategy, social media planning, and recruiting industry experts for capstone projects, she has displayed a commitment to enhancing their skills and knowledge. She has won multiple awards, including a Certificate of Appreciation for Creative Writing and a Certificate of Merit for Immaculate Turut, and is always seeking new opportunities to grow and develop.

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