AmargasaurusvsProsaurolophus
Amargasaurus has a higher Time Span (5 vs 2 Myr), while Amargasaurus has a higher Earliest Appearance (132 vs 77 Ma), while Amargasaurus has a higher Temporal Midpoint (130 vs 76 Ma).
Physical Characteristics
12
Length
8
9,000
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
large ornithopod
Temporal Range
Early Cretaceous
Era
Late Cretaceous
132
Earliest Appearance
77
127
Latest Appearance
75
5
Time Span
2
130
Temporal Midpoint
76
Discovery
1,991
Year Discovered
1,916
Argentina
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).