Dinosauria › Saurischia
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Mesetasaurus
Mesetasaurus protector Soto Núñez et al. 2026
Late Cretaceous (Campanian) · 85.7–72.2 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview
Mesetasaurus protector is a sauropodomorph dinosaur known from the Late Cretaceous, roughly 85.7–72.2 million years ago. It was a herbivore. It was named by Soto Núñez et al. 2026. 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 Mesetasaurus sits in deep time
Mesetasaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Mesetasaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.