Dinosauria›Ornithischia
Silhouette of Archaeoceratops yujingziensis

Archaeoceratops Archaeoceratops yujingziensis You et al. 2010

/ˈɑːɹkiːˌoʊsɹɐtˌɑːps/ estimated
Early Cretaceous (Aptian) · 121.4–113.2 Mya

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Habitat
ground-dwelling

Where It Was Found

Country
China
Region
Gansu
Formation
Xiagou
Dig sites
1
distinct collections
Recorded finds in China. Present-day positions: the continents have moved since.

Overview

Archaeoceratops yujingziensis is a ceratopsian dinosaur known from the Early Cretaceous, roughly 121.4–113.2 million years ago. It was a herbivore. It is recorded as ground-dwelling. Fossils have been recovered from Gansu, China. It was named by You et al. 2010. The species is represented by 1 recorded occurrence in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~5%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.

Geologic Time

Where Archaeoceratops yujingziensis sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Archaeoceratops
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Archaeoceratops yujingziensis's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology. Predator–prey pairs additionally have to have been dug up in the same place.

predator–prey
Xiongguanlong
Xiongguanlong baimoensis
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predator–prey
Jiuquanornis
Jiuquanornis niui
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predator–prey
Changmaornis
Changmaornis houi
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coexisted–with
Iguanodon
Iguanodon bernissartensis
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coexisted–with
Mantellisaurus
Mantellisaurus atherfieldensis
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coexisted–with
Megalosaurus
Megalosaurus bucklandii
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coexisted–with
Malawisaurus
Malawisaurus dixeyi
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coexisted–with
Microraptor
Microraptor zhaoianus
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