Dinosauria›Ornithischia›Ornithopoda›Hadrosauridae
Silhouette unavailable

Hypacrosaurus Hypacrosaurus altispinus Brown 1913

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

Key Statistics

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

Where It Was Found

Country
Canada
Region
Alberta
Formations
Horseshoe Canyon · Dinosaur Park
Dig sites
14
distinct collections
Recorded finds in Canada. Present-day positions: the continents have moved since.

Overview

Hypacrosaurus altispinus is an ornithopod 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 Brown 1913. The species is represented by 16 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~47%
well attested
Based on 16 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Hypacrosaurus altispinus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Hypacrosaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Hypacrosaurus altispinus'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
Saurornitholestes
Saurornitholestes langstoni
View profile →
predator–prey
Richardoestesia
Richardoestesia isosceles
View profile →
predator–prey
Richardoestesia
Richardoestesia gilmorei
View profile →
coexisted–with
Tyrannosaurus
Tyrannosaurus rex
View profile →
coexisted–with
Troodon
Troodon formosus
View profile →
same–clade
Sektensaurus
Sektensaurus sanjuanboscoi
View profile →
same–clade
Telmatosaurus
Telmatosaurus transsylvanicus
View profile →
same–clade
Edmontosaurus
Edmontosaurus regalis
View profile →