ProtohadrosvsSauropelta
Sauropelta has a higher Time Span (27 vs 5 Myr), while Sauropelta has a higher Earliest Appearance (121 vs 99 Ma), while Sauropelta has a higher Temporal Midpoint (108 vs 97 Ma).
Physical Characteristics
6
Length
7
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
large ornithopod
Type
armoured dinosaur
Temporal Range
Late Cretaceous
Era
Early Cretaceous
99
Earliest Appearance
121
94
Latest Appearance
94
5
Time Span
27
97
Temporal Midpoint
108
Discovery
1,998
Year Discovered
1,970
USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).