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Euoplocephalus

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Euoplocephalus was a large herbivore that lived during the Late Cretaceous period. This dinosaur lived in what is now Canada.

Euoplocephalus scale
Euoplocephalus scale

It had a very wide and flat body. Its torso was about four feet high. The animal stood on four short and sturdy legs.

Euoplocephalus BW
Euoplocephalus BW

It was a very large animal. It was only smaller than the Ankylosaurus. It was also smaller than Tarchia and Cedarpelta. This dinosaur is one of the best-known types of ankylosaurids.

This dinosaur had a very specific way of eating. Its head had a short snout with a horny beak. It used this beak to bite off plants. The plants then went into a large gut to be digested.

Euoplocephalus UALVP 31
Euoplocephalus UALVP 31

The skull was shaped like a triangle when seen from above. It had many small teeth in its jaws. Each tooth was only about 7.5 millimetres wide. The snout was filled with complex air passages and sinuses. Scientists are still trying to understand how these worked.

People first found fossils of this dinosaur in 1897. Lawrence Morris Lambe found the first specimen in Alberta, Canada.

Euoplocephalus tutus
Euoplocephalus tutus

He found it in the Red Deer River valley. In 1902, scientists called it Stereocephalus. They had to change the name in 1910 because an insect already had that name. Later, a scientist named Walter Coombs said many fossils belonged to this genus. Recently, experts have said it only includes about a dozen specimens. This includes several almost complete skeletons.

Euoplocephalus had many ways to stay safe. Its body was covered in osteoderms, which are bony plates in the skin.

Euoplocephalus armour
Euoplocephalus armour

These plates included rows of large, oval scutes. The neck was protected by two bone rings called cervical half-rings. The skull had many small bony tiles called caputegulae. These tiles fused with the skull bones. There were also two pyramid-shaped horns on the back of the head. The tail was long and ended in a heavy bony club. This club helped it fight predators like Albertosaurus and Gorgosaurus.

Understanding Euoplocephalus helps us see how dinosaurs lived. Its heavy body and armor show how it stayed safe. The bony club on its tail was a tool for defense.

Euoplocephalus mandibles
Euoplocephalus mandibles

Its wide belly helped it hold a large gut for plants. This is similar to how some large animals today need big bellies to digest food. We can learn much about the past from these fossil remains. Even though they lived long ago, their shapes tell a big story. Scientists keep finding new details about how they moved and lived.

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🖼️ Images & Media (7)
File:Euoplocephalus scale.png
Euoplocephalus scale.png
File:Euoplocephalus BW.jpg
Euoplocephalus BW.jpg
File:Euoplocephalus mandibles.png
Euoplocephalus mandibles.png
File:Euoplocephalus armour.png
Euoplocephalus armour.png
Euoplocephalus tutus.tif
Euoplocephalus UALVP 31.tif
Anodontosaurus NHMUK R4947.tif
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