AmmosaurusvsProt-archaeopteryx
Ammosaurus has a higher Time Span (15 vs 2 Myr), while Ammosaurus has a higher Length (5 vs 2 m), while Ammosaurus has a higher Earliest Appearance (195 vs 122 Ma).
Physical Characteristics
5
Length
2
N/A
Weight
N/A
herbivorous
Diet
carnivorous
Classification
prosauropod
Type
small theropod
Temporal Range
Early Jurassic
Era
Early Cretaceous
195
Earliest Appearance
122
180
Latest Appearance
120
15
Time Span
2
188
Temporal Midpoint
121
Discovery
1,891
Year Discovered
1,997
USA
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).