Dinosauria›Reptilia›Theropoda›Abelisauridae
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Guemesia Guemesia ochoai Agnolín et al. 2021

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

Key Statistics

Diet
carnivore
Locomotion
bipedal
inferred from clade
Habitat
ground-dwelling
Social
solitary

Where It Was Found

Country
Argentina
Region
Salta
Formation
Los Blanquitos
Dig sites
1
distinct collections
Recorded finds in Argentina. Present-day positions: the continents have moved since.

Overview

Guemesia ochoai is a theropod dinosaur known from the Late Cretaceous, roughly 83.6–66.0 million years ago. It was a carnivore. It is recorded as ground-dwelling and solitary. Fossils have been recovered from Salta, Argentina. It was named by Agnolín et al. 2021. 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%
confidence from occurrence count
Based on 1 recorded occurrence in the Paleobiology Database.

Geologic Time

Where Guemesia ochoai sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Guemesia
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Guemesia ochoai'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
Saltasaurus
Saltasaurus loricatus
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predator–prey
Atacamatitan
Atacamatitan chilensis
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coexisted–with
Triceratops
Triceratops horridus
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coexisted–with
Alamosaurus
Alamosaurus sanjuanensis
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coexisted–with
Edmontosaurus
Edmontosaurus annectens
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coexisted–with
Thescelosaurus
Thescelosaurus neglectus
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coexisted–with
Pachycephalosaurus
Pachycephalosaurus wyomingensis
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same–clade
Dryptosaurus
Dryptosaurus aquilunguis
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