Dinosauria›Reptilia›Theropoda›Ornithomimidae
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Sinornithomimus Sinornithomimus dongi Kobayashi and Lü 2003

/sˈɪnɔːɹnˌɪθəmˌɪməs/ estimated
Late Cretaceous (Turonian) · 93.9–89.8 Mya

Key Statistics

Diet
herbivore, omnivore
Locomotion
bipedal
inferred from clade

Overview

Sinornithomimus dongi is a theropod dinosaur known from the Late Cretaceous, roughly 93.9–89.8 million years ago. It was a herbivore, omnivore. It was named by Kobayashi and Lü 2003. 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%
fragmentary record
Confirmed
Inferred
Based on 1 recorded occurrences in the Paleobiology Database.

Geologic Time

Where Sinornithomimus dongi sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Sinornithomimus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

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

coexisted–with
Wintonotitan
Wintonotitan wattsi
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coexisted–with
Turanoceratops
Turanoceratops tardabilis
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coexisted–with
Limaysaurus
Limaysaurus tessonei
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coexisted–with
Diamantinasaurus
Diamantinasaurus matildae
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coexisted–with
Levnesovia
Levnesovia transoxiana
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same–clade
Dzharaonyx
Dzharaonyx eski
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same–clade
Suskityrannus
Suskityrannus hazelae
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same–clade
Timurlengia
Timurlengia euotica
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