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Hypacrosaurus Hypacrosaurus altispinus Brown 1913
/hˌaɪpɐkɹəsˈɔːɹəs/
estimated
Late Cretaceous (Maastrichtian) · 83.6–66 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
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 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%
confidence from occurrence count
Confirmed
Inferred
Based on 16 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Hypacrosaurus altispinus sits in deep time
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.