AvaceratopsvsRiojasaurus
Riojasaurus has a higher Latest Appearance (210 vs 75 Ma), while Riojasaurus has a higher Temporal Midpoint (216 vs 78 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
ceratopsian
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Late Triassic
80
Earliest Appearance
221
75
Latest Appearance
210
5
Time Span
11
78
Temporal Midpoint
216
Discovery
1,986
Year Discovered
1,969
USA
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).