AntarctosaurusvsRiojasaurus
Antarctosaurus has a higher Length (18 vs 5 m), while Riojasaurus has a higher Earliest Appearance (221 vs 84 Ma), while Riojasaurus has a higher Temporal Midpoint (216 vs 84 Ma).
Physical Characteristics
18
Length
5
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Late Triassic
84
Earliest Appearance
221
84
Latest Appearance
210
N/A
Time Span
11
84
Temporal Midpoint
216
Discovery
1,929
Year Discovered
1,969
Argentina, Chile, Uruguay
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).