Dinosauria›Ornithischia
Ouranosaurus Ouranosaurus nigeriensis Taquet 1972
/aʊɚɹˌænəsˈɔːɹəs/
estimated
Early Cretaceous (Albian) · 121.4–100.5 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
herding
Where It Was Found
Countries
Niger, Tunisia
Regions
Agadez · Tataouine
Formations
Elrhaz · Aïn el Guettar
Dig sites
5
distinct collections
Overview
Ouranosaurus nigeriensis is an ornithopod dinosaur known from the Early Cretaceous, roughly 121.4–100.5 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Agadez, Niger and elsewhere. It was named by Taquet 1972. The species is represented by 5 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~18%
confidence from occurrence count
Based on 5 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Ouranosaurus nigeriensis sits in deep time
Ouranosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Ouranosaurus nigeriensis'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.