PrenocephalevsRiojasaurus
Riojasaurus has a higher Latest Appearance (210 vs 66 Ma), while Riojasaurus has a higher Temporal Midpoint (216 vs 73 Ma), while Riojasaurus has a higher Earliest Appearance (221 vs 80 Ma).
Physical Characteristics
2
Length
5
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
pachycephalosaur
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Late Triassic
80
Earliest Appearance
221
66
Latest Appearance
210
14
Time Span
11
73
Temporal Midpoint
216
Discovery
1,974
Year Discovered
1,969
Mongolia
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).