Yamaceratops

Say it like this: “YAH-mah-SEH-ruh-tops”

Yamaceratops dorngobiensis

Yamaceratops ate plants and walked on two legs. It lived in the Late Cretaceous. Bones have been found in Mongolia.

Quiz me on Yamaceratops

When: Late Cretaceous (Santonian · Campanian) · roughly 85.7 to 72.2 million years ago
Named in: 2006 · Makovicky, P. J.; Norell, M. A.
Hip height: Not established
Length: 0.5 m · 2 ft
Weight: 1–2 kg · 2–4 lb
Found in: Mongolia · Javkhlant
Food and walking: Herbivore · Two legs
Kind: horned dinosaur · Ceratopsian
Family branch: Neoceratopsia

The story in short

Yamaceratops was formally named in 2006 by P. J. Makovicky and M. A. Norell. The name honors a person tied to the fossil or its study.

It lived in the Late Cretaceous (Santonian · Campanian), roughly 85.7 to 72.2 million years ago. Finds come from Mongolia, including the Javkhlant Formation. It was a herbivore and walked on two legs.

Published estimates put Yamaceratops at a length near 0.5 m and a body mass around 1–2 kg.

On the family tree it sits in Neoceratopsia, among the horned dinosaurs.

Close relatives

Aquilops

Aquilops americanus

Early Cretaceous (Albian) · roughly 113.2 to 100.5 million years ago

Archaeoceratops

Archaeoceratops oshimai

Early Cretaceous (Aptian · Albian) · roughly 121.4 to 100.5 million years ago

Asiaceratops

Asiaceratops salsopaludalis

Late Cretaceous (Cenomanian) · roughly 100.5 to 93.9 million years ago