Dinosauria › Saurischia › Sauropodomorpha › Mamenchisauridae
Silhouette of Mamenchisaurus

Mamenchisaurus

Mamenchisaurus sinocanadorum Russell and Zheng 1994

Late Jurassic (Oxfordian) · 161.5–159 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview

Mamenchisaurus sinocanadorum is a sauropodomorph dinosaur known from the Late Jurassic, roughly 161.5–159.0 million years ago. It was a herbivore. It was named by Russell and Zheng 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 Mamenchisaurus sits in deep time

TRIASSIC
JURASSIC
CRETACEOUS
Mamenchisaurus
252 Mya201 Mya145 Mya66 Mya
Relationships

Part of a wider fossil web

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

predator–prey
Limusaurus
Limusaurus inextricabilis
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predator–prey
Metriacanthosaurus
Metriacanthosaurus parkeri
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predator–prey
Yi
Yi qi
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coexisted–with
Gongbusaurus
Gongbusaurus wucaiwanensis
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coexisted–with
Pulaosaurus
Pulaosaurus qinglong
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same–clade
Bellusaurus
Bellusaurus sui
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same–clade
Rhoetosaurus
Rhoetosaurus brownei
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same–clade
Mamenchisaurus
Mamenchisaurus sanjiangensis
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