Dinosauria›Saurischia
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Maxakalisaurus Maxakalisaurus topai Kellner et al. 2006

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

Key Statistics

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

Where It Was Found

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

Overview

Maxakalisaurus topai is a sauropodomorph dinosaur known from the Late Cretaceous, roughly 83.6–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Minas Gerais, Brazil. It was named by Kellner et al. 2006. The species is represented by 3 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~11%
confidence from occurrence count
Based on 3 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Maxakalisaurus topai sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Maxakalisaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Maxakalisaurus topai'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
Navaornis
Navaornis hestiae
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predator–prey
Ypupiara
Ypupiara lopai
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predator–prey
Kurupi
Kurupi itaata
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coexisted–with
Saurornitholestes
Saurornitholestes langstoni
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coexisted–with
Tyrannosaurus
Tyrannosaurus rex
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coexisted–with
Richardoestesia
Richardoestesia isosceles
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coexisted–with
Richardoestesia
Richardoestesia gilmorei
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coexisted–with
Troodon
Troodon formosus
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