AlamosaurusvsAllosaurus
Allosaurus has a higher Latest Appearance (145 vs 66 Ma), while Allosaurus has a higher Temporal Midpoint (149 vs 68 Ma), while Allosaurus has a higher Earliest Appearance (152 vs 70 Ma).
Physical Characteristics
21
Length
12
N/A
Weight
2,000
herbivorous
Diet
carnivorous
Classification
sauropod
Type
large theropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
70
Earliest Appearance
152
66
Latest Appearance
145
4
Time Span
7
68
Temporal Midpoint
149
Discovery
1,922
Year Discovered
1,877
USA
Discovery Location
Portugal, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).