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Megapnosaurus

Say it: meg-ap-NO-sore-us
Name means: “big dead lizard”1
Ate: MeatMeat-eating dinosEarly Jurassic

Megapnosaurus was a small, fast meat-eating dinosaur that lived in Africa and other places during the Early Jurassic. It had long legs like a bird and may have hunted in packs to catch its prey.1

Lived
201 to 193 million years ago2
Early Jurassic
Fossils found in
Zimbabwe, South Africa, United States (Utah), and possibly China21
Food
Meat1
Length
up to 2.2 m1
Weight
up to 13 kg1

When did it live?

Triassic
Jurassic
Cretaceous
252 million years ago20114566, the asteroid

How big was it?

How long was it?

Megapnosaurus about 2.2 m longA dog about 1 mA bicycle about 1.8 mA car about 4.5 m

How heavy was it?

as heavy as 3 house cats
as long as 4 house cats nose to tailas long as 12 bananas end to endas heavy as 110 bananas

How big was Megapnosaurus compared to YOU?

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cool stuff

Fun facts

1

Megapnosaurus was one of the first dinosaurs ever shown with feathers in pictures, even though no one has found actual feathers with its fossils.1

2

At least 30 Megapnosaurus skeletons were found together in Zimbabwe, which suggests they might have lived or hunted in groups.1

3

Its name changed over time: first it was called Syntarsus, but that name was already used for a beetle, so scientists gave it a new name in 2001.1

4

Megapnosaurus had an S-shaped neck and long hind legs that looked like the legs of a secretary bird.1

5

Its hands had four fingers, which is more than most later meat-eating dinosaurs had.1

6

Some scientists think Megapnosaurus might actually belong to the genus Coelophysis, but most recent studies say it is its own genus.1

AI-madeAI-made picture of Megapnosaurus
An AI-made picture of how Megapnosaurus 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 Megapnosaurus

?How big was Megapnosaurus?

Megapnosaurus grew up to about 2.2 metres (7.2 feet) long and weighed up to 13 kilograms (29 pounds).1

?What did Megapnosaurus eat?

Megapnosaurus was a carnivore, meaning it ate meat. It may have hunted in packs and preyed on early plant-eating dinosaurs and lizards.1

?When did Megapnosaurus live?

Megapnosaurus lived during the Early Jurassic Period, about 199 to 188 million years ago.1

?Where was Megapnosaurus found?

Fossils of Megapnosaurus were found in Zimbabwe and South Africa in Africa.1

?Did Megapnosaurus have feathers?

Nobody knows for sure. It was one of the first dinosaurs shown with feathers in pictures, but no actual feathers have been found with its fossils.1

?Why is it called Megapnosaurus?

Megapnosaurus means 'big dead lizard' in Greek. It got this name after its first name, Syntarsus, was already used for a beetle.1

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For dino experts

Scientific name
Megapnosaurus
Named by
Ivie et al. 20012
Group
Meat-eating dinos
Family / clade
Coelophysidae2
Classification
Theropoda > Coelophysoidea2
Age of the rocks
201 to 193 million years (Hettangian / Sinemurian)2
Rock formations
Forest Sandstone, Nyamandhlovu Sandstones, Elliot2
Countries
Zimbabwe, South Africa, China, USA2
Fossil records
8 in the Paleobiology Database2
Discovery
The first fossils were found in 1963 by students in Zimbabwe. Scientist Michael Raath named it Syntarsus rhodesiensis in 1969, and later it was renamed Megapnosaurus in 2001.1
Still debated
Scientists still debate whether Megapnosaurus should be its own genus or just a species of Coelophysis.1

Where the facts come from

  1. Megapnosaurus (en.wikipedia.org)
  2. Megapnosaurus in The Paleobiology Database (CC BY 4.0): age, places, rock formations, classification.

Every fact on this page has a number that points to its source. If we got something wrong, sorry, we are dino fans, not a science journal. Tell us at [email protected] and we will fix it.

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