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Teihivenator

Say it: tay-HEE-ven-ay-tor
Name means: “strong hunter”1
Ate: MeatTyrannosaursLate Cretaceous

Teihivenator was a meat-eating dinosaur that lived near the end of the age of dinosaurs. It was a relative of the mighty T. rex, but much smaller. It hunted in what is now New Jersey, USA.1

Lived
72 to 66 million years ago3
Late Cretaceous
Fossils found in
New Jersey, USA1
Food
Meat1
Length
2 to 3 m1
estimated from partial leg bones
Weight
30 kg to 50 kg1
Height
0.8 to 1.2 m1
at the hips

When did it live?

Triassic
Jurassic
Cretaceous
252 million years ago20114566, the asteroid

How big was it?

Teihivenator about 3 m longA dog about 1 mA bicycle about 1.8 mA car about 4.5 mAn elephant, the biggest land animal today about 6.5 m
as long as 1.5 bicycles in a rowas long as 17 bananas end to endas heavy as 12 house catsas heavy as 10 watermelonsup to the handle of a door

How big was Teihivenator compared to YOU?

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cool stuff

Fun facts

1

Teihivenator was named in 2017, making it one of the newest dinosaurs to get a scientific name.1

2

Its fossils were first discovered in the 1860s and were originally called 'Laelaps macropus'.1

3

Only a few leg bones and toe bones have been found, so scientists are still learning about this dinosaur.1

4

Teihivenator lived during the Maastrichtian age, about 72 to 66 million years ago.1

5

It belonged to a group called Tyrannosauroidea, which includes T. rex and its smaller cousins.1

6

The fossils were found in the Navesink Formation, which was once a shallow sea environment.1

AI-madeAI-made picture of Teihivenator
An AI-made picture of how Teihivenator might have looked, made by a computer from what scientists know. It is a guess: the real animal may have looked different, and nobody knows its true colours.
you asked

Most asked questions about Teihivenator

?What does the name Teihivenator mean?

It means 'strong hunter' from the Arapaho word 'Teihiihan' and the Greek word 'venator'.2

?How big was Teihivenator?

Only a few leg bones have been found, so its exact size is unknown, but it was much smaller than T. rex.3

?When did Teihivenator live?

It lived during the Maastrichtian age, about 72 to 66 million years ago.3

?Where was Teihivenator found?

Its fossils were found in the Navesink Formation in New Jersey, USA, which was once a shallow sea.3

?Is Teihivenator a dinosaur?

Yes, it is a theropod dinosaur and a relative of T. rex.3

?What did Teihivenator eat?

It was a carnivore, meaning it ate meat.3

?Why is Teihivenator's name new?

It was named in 2017 because its fossils were originally called 'Laelaps macropus' but that name was already used for a mite.2

?Could Teihivenator grasp its prey?

Its toe bones suggest it had strong grasping feet, similar to modern predatory birds, but scientists are not certain.2

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For dino experts

Scientific name
Teihivenator
Named by
Yun 20173
Group
Tyrannosaurs
Family / clade
Tyrannosauroidea3
Classification
Theropoda > Tyrannosauroidea3
Age of the rocks
72 to 66 million years (Maastrichtian)3
Rock formations
Navesink3
Countries
USA3
Fossil records
1 in the Paleobiology Database3
Discovery
The first fossils were found in the 1860s by Edward Drinker Cope, who named them Laelaps macropus. In 2017, paleontologist Chan-gyu Yun gave them the new name Teihivenator.1
Still debated
Scientists are not sure if Teihivenator is a valid species or if the few bones belong to a different dinosaur. Some experts think it might be a 'nomen dubium' (doubtful name).1

Where the facts come from

  1. PBDB Taxon (paleobiodb.org)
  2. 1Vertebrate Paleontological Institute of Incheon, Incheon 21974, Republic of Korea 2Biological Sciences, Inha University, Incheon 22212, Republic of Korea (dinodata.de)
  3. Teihivenator in The Paleobiology Database (CC BY 4.0): age, places, rock formations, classification.

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More from the same group: Tyrannosaurs

Also from the same time: Late Cretaceous

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