Dinosauria › Reptilia
Allosaurus
Allosaurus jimmadseni Chure et al. 2006
Late Jurassic · 157.9–143.1 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Overview
Allosaurus jimmadseni is a theropod dinosaur known from the Late Jurassic, roughly 157.9–143.1 million years ago. It was a carnivore. It was named by Chure et al. 2006. The species is represented by 7 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~24%
fragmentary record
Confirmed
Inferred
Based on 7 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Allosaurus sits in deep time
Allosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Allosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.