Dinosauria›Ornithischia
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Notoceratops Notoceratops bonarelli Tapia 1919

/nˈɑːɾoʊsɹˌætɑːps/ estimated
Late Cretaceous (Maastrichtian) · 72.2–66 Mya

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Habitat
ground-dwelling

Where It Was Found

Country
Argentina
Region
Chubut
Formation
Lago Colhué Huapi
Dig sites
1
distinct collections
Recorded finds in Argentina. Present-day positions: the continents have moved since.

Overview

Notoceratops bonarelli is a ceratopsian dinosaur known from the Late Cretaceous, roughly 72.2–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling. Fossils have been recovered from Chubut, Argentina. It was named by Tapia 1919. 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 Notoceratops bonarelli sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Notoceratops
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Notoceratops bonarelli'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
Joaquinraptor
Joaquinraptor casali
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predator–prey
Koleken
Koleken inakayali
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predator–prey
Carnotaurus
Carnotaurus sastrei
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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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