RiojasaurusvsStyracosaurus
Riojasaurus has a higher Latest Appearance (210 vs 70 Ma), while Riojasaurus has a higher Temporal Midpoint (216 vs 73 Ma), while Riojasaurus has a higher Earliest Appearance (221 vs 76 Ma).
Physical Characteristics
5
Length
6
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
prosauropod
Type
ceratopsian
Temporal Range
Late Triassic
Era
Late Cretaceous
221
Earliest Appearance
76
210
Latest Appearance
70
11
Time Span
6
216
Temporal Midpoint
73
Discovery
1,969
Year Discovered
1,913
Argentina
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).