Outline: a typical ceratopsian

Zhonggou Fm., ChinaNamed 1997

Archaeoceratops

"ancient horned face"

Lived
121 to 110 million years ago, Early Cretaceous
Diet
Herbivore
Length
about 1.3 m (4 ft)
Group
Ceratopsians
Found in
China
Named by
Dong and Azuma 1997

Size comparison

To scale

Where its fossils were found

The evidence

Today

3 finds

115 million years ago

Map: C. R. Scotese, PALEOMAP

Field notes

About Archaeoceratops

What it was like

Archaeoceratops was a small, early horned dinosaur about 1.3 meters (4 feet) long. It had a large head, a small frill and no horns, and it may have walked on two legs.

Its world

It lived in the Early Cretaceous, in what is now China. It shared its world with the parrot-beaked Psittacosaurus, the therizinosaur Suzhousaurus and the early tyrannosaur Xiongguanlong.

How it was found

Dong and Azuma named Archaeoceratops in 1997. It is an early member of the line that led to Triceratops.

Lived alongside

Found in the same rock formations

Close relatives

Other members of Neoceratopsia

Sources: WikidataNamed in: Z. Dong and Y. Azuma. 1997. On a primitive neoceratopsian from the Early Cretaceous of China. Sino-Japanese Silk Road Dinosaur Expedition. China Ocean Press, Beijing