Dinosauria › Ornithischia › Ceratopsia › Protoceratopsidae
Protoceratops
Protoceratops andrewsi Granger and Gregory 1923
Late Cretaceous (Campanian) · 85.7–72.2 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview
Protoceratops andrewsi is a ceratopsian dinosaur known from the Late Cretaceous, roughly 85.7–72.2 million years ago. It was a herbivore. It was named by Granger and Gregory 1923. The species is represented by 19 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~53%
confidence from occurrence count
Confirmed
Inferred
Based on 19 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Protoceratops sits in deep time
Protoceratops
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Protoceratops's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.