AllosaurusvsDracorex
Allosaurus has a higher Length (12 vs 4 m), while Allosaurus has a higher Earliest Appearance (152 vs 66 Ma), while Allosaurus has a higher Temporal Midpoint (149 vs 66 Ma).
Physical Characteristics
12
Length
4
2,000
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
pachycephalosaur
Temporal Range
Late Jurassic
Era
Late Cretaceous
152
Earliest Appearance
66
145
Latest Appearance
66
7
Time Span
N/A
149
Temporal Midpoint
66
Discovery
1,877
Year Discovered
2,006
Portugal, USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).