AchillobatorvsRiojasaurus
Riojasaurus has a higher Latest Appearance (210 vs 84 Ma), while Riojasaurus has a higher Temporal Midpoint (216 vs 92 Ma), while Riojasaurus has a higher Earliest Appearance (221 vs 99 Ma).
Physical Characteristics
5
Length
5
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Late Triassic
99
Earliest Appearance
221
84
Latest Appearance
210
15
Time Span
11
92
Temporal Midpoint
216
Discovery
1,999
Year Discovered
1,969
Mongolia
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).