Dinosauria›Ornithischia›Ceratopsia›Ceratopsidae
Silhouette of Sierraceratops turneri

Sierraceratops Sierraceratops turneri Dalman et al. 2022

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

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Habitat
ground-dwelling

Where It Was Found

Country
United States
Region
New Mexico
Formation
Hall Lake
Dig sites
1
distinct collections
Recorded finds in United States. Present-day positions: the continents have moved since.

Overview

Sierraceratops turneri is a ceratopsian dinosaur known from the Late Cretaceous, roughly 83.6–66.0 million years ago. It was a herbivore. It is recorded as ground-dwelling. Fossils have been recovered from New Mexico, United States. It was named by Dalman et al. 2022. 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 Sierraceratops turneri sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Sierraceratops
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Sierraceratops turneri'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
Tyrannosaurus
Tyrannosaurus mcraeensis
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predator–prey
Dineobellator
Dineobellator notohesperus
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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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same–clade
Montanoceratops
Montanoceratops cerorhynchus
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