Dinosauria›Ornithischia›Stegosauria›Huayangosauridae
Silhouette of Baiyinosaurus baojiensis

Baiyinosaurus Baiyinosaurus baojiensis Li et al. 2024

/bˌeɪjɪnəsˈɔːɹəs/ estimated
Middle Jurassic (Bathonian) · 168.2–165.3 Mya

Key Statistics

Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Habitat
ground-dwelling
Social
herding

Where It Was Found

Country
China
Region
Gansu
Formation
Wangjiashan
Dig sites
1
distinct collections
Recorded finds in China. Present-day positions: the continents have moved since.

Overview

Baiyinosaurus baojiensis is a stegosaur dinosaur known from the Middle Jurassic, roughly 168.2–165.3 million years ago. It was a herbivore. It is recorded as ground-dwelling and herding. Fossils have been recovered from Gansu, China. It was named by Li et al. 2024. 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 Baiyinosaurus baojiensis sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Baiyinosaurus
252 Mya201 Mya145 Mya66 Mya

Relationships

Part of a wider fossil web

These species share Baiyinosaurus baojiensis'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.

coexisted–with
Cetiosaurus
Cetiosaurus oxoniensis
View profile →
coexisted–with
Kulindadromeus
Kulindadromeus zabaikalicus
View profile →
coexisted–with
Kileskus
Kileskus aristotocus
View profile →
coexisted–with
Archaeodontosaurus
Archaeodontosaurus descouensi
View profile →
coexisted–with
Cruxicheiros
Cruxicheiros newmanorum
View profile →
same–clade
Changdusaurus
Changdusaurus laminaplacodus
View profile →
same–clade
Adratiklit
Adratiklit boulahfa
View profile →
same–clade
Thyreosaurus
Thyreosaurus atlasicus
View profile →