Riojasaurus Riojasaurus incertus Bonaparte 1969
/ɹɪˌɑːdʒɐsˈɔːɹəs/
estimated
Late Triassic (Norian) · 227.3–205.7 Mya
Key Statistics
Diet
herbivore
Locomotion
quadrupedal
inferred from clade
Where It Was Found
Country
Argentina
Region
La Rioja
Formation
Los Colorados
Dig sites
2
distinct collections
Overview
Riojasaurus incertus is a sauropodomorph dinosaur known from the Late Triassic, roughly 227.3–205.7 million years ago. It was a inferred herbivore. Fossils have been recovered from La Rioja, Argentina. It was named by Bonaparte 1969. The species is represented by 2 recorded occurrences in the Paleobiology Database.
Fossil Record Completeness
How much of this profile is grounded in the fossil record
~8%
confidence from occurrence count
Based on 2 recorded occurrences in the Paleobiology Database.
Geologic Time
Where Riojasaurus incertus sits in deep time
Riojasaurus
252 Mya201 Mya145 Mya66 Mya
Relationships
Part of a wider fossil web
These species share Riojasaurus incertus'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.