AllosaurusvsStegoceras
Allosaurus has a higher Length (12 vs 2 m), while Allosaurus has a higher Time Span (7 vs 2 Myr), while Allosaurus has a higher Earliest Appearance (152 vs 76 Ma).
Physical Characteristics
12
Length
2
2,000
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
pachycephalosaur
Temporal Range
Late Jurassic
Era
Late Cretaceous
152
Earliest Appearance
76
145
Latest Appearance
74
7
Time Span
2
149
Temporal Midpoint
75
Discovery
1,877
Year Discovered
1,902
Portugal, USA
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).