AbelisaurusvsAmmosaurus
Ammosaurus has a higher Time Span (15 vs 4 Myr), while Ammosaurus has a higher Earliest Appearance (195 vs 74 Ma), while Ammosaurus has a higher Temporal Midpoint (188 vs 72 Ma).
Physical Characteristics
9
Length
5
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Early Jurassic
74
Earliest Appearance
195
70
Latest Appearance
180
4
Time Span
15
72
Temporal Midpoint
188
Discovery
1,985
Year Discovered
1,891
Argentina
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).