Dinosauria › Ornithischia › Ornithopoda › Tenontosauridae
Tenontosaurus
Tenontosaurus dossi Winkler et al. 1997
Early Cretaceous (Aptian) · 119.6–113.2 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Overview
Tenontosaurus dossi is an ornithopod dinosaur known from the Early Cretaceous, roughly 119.6–113.2 million years ago. It was a herbivore. It was named by Winkler et al. 1997. 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%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Tenontosaurus sits in deep time
Tenontosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Tenontosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.