AllosaurusvsZephyrosaurus
Allosaurus has a higher Length (12 vs 2 m), while Zephyrosaurus has a higher Time Span (10 vs 7 Myr), while Allosaurus has a higher Latest Appearance (145 vs 110 Ma).
Physical Characteristics
12
Length
2
2,000
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
small ornithopod
Temporal Range
Late Jurassic
Era
Early Cretaceous
152
Earliest Appearance
120
145
Latest Appearance
110
7
Time Span
10
149
Temporal Midpoint
115
Discovery
1,877
Year Discovered
1,980
Portugal, USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).