Dinosauria › Reptilia
Ceratosaurus
Ceratosaurus nasicornis (Marsh 1884)
Late Jurassic (Tithonian) · 154.8–143.1 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Overview
Ceratosaurus nasicornis is a theropod dinosaur known from the Late Jurassic, roughly 154.8–143.1 million years ago. It was a carnivore. It was named by (Marsh 1884). The species is represented by 6 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~21%
fragmentary record
Confirmed
Inferred
Based on 6 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Ceratosaurus sits in deep time
Ceratosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Ceratosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.