Dinosauria › Ornithischia › Ornithopoda › Hadrosauridae
Edmontosaurus
Edmontosaurus annectens (Marsh 1892)
Late Cretaceous (Maastrichtian) · 83.6–66 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Overview
Edmontosaurus annectens is an ornithopod dinosaur known from the Late Cretaceous, roughly 83.6–66.0 million years ago. It was a herbivore. It was named by (Marsh 1892). The species is represented by 30 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~70%
confidence from occurrence count
Confirmed
Inferred
Based on 30 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Edmontosaurus sits in deep time
Edmontosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Edmontosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.