Dinosauria › Ornithischia
Psittacosaurus
Psittacosaurus mongoliensis Osborn 1923
Early Cretaceous (Albian) · 121.4–110.1 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview
Psittacosaurus mongoliensis is a ceratopsian dinosaur known from the Early Cretaceous, roughly 121.4–110.1 million years ago. It was a herbivore. It was named by Osborn 1923. The species is represented by 14 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~43%
confidence from occurrence count
Confirmed
Inferred
Based on 14 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Psittacosaurus sits in deep time
Psittacosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Psittacosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.