Dinosauria › Ornithischia › Ankylosauria › Nodosauridae
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Niobrarasaurus

Niobrarasaurus coleii (Mehl 1936)

Late Cretaceous (Santonian) · 89.8–83.6 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview

Niobrarasaurus coleii is an ankylosaur dinosaur known from the Late Cretaceous, roughly 89.8–83.6 million years ago. It was a herbivore. It was named by (Mehl 1936). The species is represented by 2 recorded occurrences in the Paleobiology Database.

Fossil Record Completeness

How much of this profile is grounded in the fossil record

~8%
fragmentary record
Confirmed
Inferred
Based on 2 recorded occurrences in the Paleobiology Database.
Geologic Time

Where Niobrarasaurus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Niobrarasaurus
252 Mya201 Mya145 Mya66 Mya
Relationships

Part of a wider fossil web

These species share Niobrarasaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.

predator–prey
Parahesperornis
Parahesperornis alexi
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predator–prey
Baptornis
Baptornis advenus
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predator–prey
Neuquenornis
Neuquenornis volans
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coexisted–with
Gobihadros
Gobihadros mongoliensis
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coexisted–with
Segnosaurus
Segnosaurus galbinensis
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coexisted–with
Notocolossus
Notocolossus gonzalezparejasi
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same–clade
Saichania
Saichania chulsanensis
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same–clade
Hungarosaurus
Hungarosaurus tormai
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