Dinosauria › Reptilia › Theropoda › Troodontidae
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Sinornithoides
Sinornithoides youngi Russell and Dong 1994
Early Cretaceous (Albian) · 137.1–100.5 Mya
Key Statistics
Diet
carnivore, omnivore
Locomotion
bipedal
inferred from clade
Overview
Sinornithoides youngi is a theropod dinosaur known from the Early Cretaceous, roughly 137.1–100.5 million years ago. It was a carnivore, omnivore. It was named by Russell and Dong 1994. 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 Sinornithoides sits in deep time
Sinornithoides
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Sinornithoides's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.