Dinosauria›Saurischia›Sauropodomorpha›Rebbachisauridae
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Itapeuasaurus Itapeuasaurus cajapioensis Lindoso et al. 2019

/ˌɪɾɐpjˌuːɐsˈɔːɹəs/ estimated
Late Cretaceous (Cenomanian) · 100.5–93.9 Mya

Key Statistics

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

Where It Was Found

Country
Brazil
Region
Maranhão
Formation
Alcântara
Dig sites
1
distinct collections
Recorded finds in Brazil. Present-day positions: the continents have moved since.

Overview

Itapeuasaurus cajapioensis is a sauropodomorph dinosaur known from the Late Cretaceous, roughly 100.5–93.9 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Maranhão, Brazil. It was named by Lindoso et al. 2019. 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 Itapeuasaurus cajapioensis sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Itapeuasaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Itapeuasaurus cajapioensis'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
Oxalaia
Oxalaia quilombensis
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coexisted–with
Tenontosaurus
Tenontosaurus tilletti
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coexisted–with
Deinonychus
Deinonychus antirrhopus
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coexisted–with
Carcharodontosaurus
Carcharodontosaurus saharicus
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coexisted–with
Spinosaurus
Spinosaurus aegyptiacus
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coexisted–with
Sauropelta
Sauropelta edwardsorum
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same–clade
Nopcsaspondylus
Nopcsaspondylus alarconensis
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same–clade
Rayososaurus
Rayososaurus agrioensis
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