AllosaurusvsAmmosaurus
Allosaurus has a higher Length (12 vs 5 m), while Ammosaurus has a higher Time Span (15 vs 7 Myr), while Ammosaurus has a higher Earliest Appearance (195 vs 152 Ma).
Physical Characteristics
12
Length
5
2,000
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
prosauropod
Temporal Range
Late Jurassic
Era
Early Jurassic
152
Earliest Appearance
195
145
Latest Appearance
180
7
Time Span
15
149
Temporal Midpoint
188
Discovery
1,877
Year Discovered
1,891
Portugal, USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).