Dinosauria › Saurischia › Sauropodomorpha › Mamenchisauridae
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Tonganosaurus
Tonganosaurus hei Li et al. 2010
Early Jurassic (Toarcian) · 201.4–174.7 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Overview
Tonganosaurus hei is a sauropodomorph dinosaur known from the Early Jurassic, roughly 201.4–174.7 million years ago. It was a herbivore. It was named by Li et al. 2010. 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 Tonganosaurus sits in deep time
Tonganosaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Tonganosaurus's place in deep time — computed from overlapping age ranges, shared clades, and inferred ecology.