Dinosauria›Ornithischia›Ankylosauria›Ankylosauridae
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Anodontosaurus Anodontosaurus lambei Sternberg 1929

/ˌænədˌɔntəsˈɔːɹəs/ estimated
Late Cretaceous (Maastrichtian) · 83.6–66 Mya

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Habitat
ground-dwelling
Social
herding

Where It Was Found

Country
Canada
Region
Alberta
Formation
Horseshoe Canyon
Dig sites
12
distinct collections
Recorded finds in Canada. Present-day positions: the continents have moved since.

Overview

Anodontosaurus lambei is an ankylosaur dinosaur known from the Late Cretaceous, roughly 83.6–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Alberta, Canada. It was named by Sternberg 1929. The species is represented by 12 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~38%
well attested
Based on 12 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Anodontosaurus lambei sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Anodontosaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Anodontosaurus lambei'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.

predator–prey
Dromaeosaurus
Dromaeosaurus albertensis
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predator–prey
Albertosaurus
Albertosaurus sarcophagus
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predator–prey
Atrociraptor
Atrociraptor marshalli
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coexisted–with
Saurornitholestes
Saurornitholestes langstoni
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coexisted–with
Tyrannosaurus
Tyrannosaurus rex
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coexisted–with
Richardoestesia
Richardoestesia isosceles
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coexisted–with
Richardoestesia
Richardoestesia gilmorei
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coexisted–with
Troodon
Troodon formosus
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