Dinosauria › Ornithischia › Ornithopoda › Hadrosauridae
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Bonapartesaurus
Bonapartesaurus rionegrensis Cruzado-Caballero and Powell 2017
Late Cretaceous (Maastrichtian) · 72.2–66 Mya
Key Statistics
Diet
herbivore
Locomotion
bipedal
inferred from clade
Overview
Bonapartesaurus rionegrensis is an ornithopod dinosaur known from the Late Cretaceous, roughly 72.2–66.0 million years ago. It was a herbivore. It was named by Cruzado-Caballero and Powell 2017. 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%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Bonapartesaurus sits in deep time
Bonapartesaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Bonapartesaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.