Dinosauria›Reptilia
Allosaurus Allosaurus lucasi Dalman 2014
/ˌæləˈsɔːrəs/
Late Jurassic (Tithonian) · 149.2–143.1 Mya
Key Statistics
Diet
carnivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
solitary
Where It Was Found
Country
United States
Region
Colorado
Formation
Morrison
Dig sites
1
distinct collections
Overview
Allosaurus lucasi is a theropod dinosaur known from the Late Jurassic, roughly 149.2–143.1 million years ago. It was a carnivore. It is recorded as ground-dwelling and solitary. Fossils have been recovered from Colorado, United States. It was named by Dalman 2014. 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 Allosaurus lucasi sits in deep time
Allosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Allosaurus lucasi'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.