Tenontosaurus Tenontosaurus dossi Winkler et al. 1997
/tɪˌnɒntəˈsɔːrəs/
Early Cretaceous (Aptian) · 119.6–113.2 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
herding
Where It Was Found
Country
United States
Region
Texas
Formation
Twin Mountains
Dig sites
1
distinct collections
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 is recorded as ground-dwelling and herding. Fossils have been recovered from Texas, United States. 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%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.
Geologic Time
Where Tenontosaurus dossi sits in deep time
Tenontosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Tenontosaurus dossi'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.