AlvarezsaurusvsOrnitholestes
Ornitholestes has a higher Latest Appearance (144 vs 85 Ma), while Ornitholestes has a higher Temporal Midpoint (147 vs 87 Ma), while Ornitholestes has a higher Earliest Appearance (150 vs 89 Ma).
Physical Characteristics
2
Length
2
N/A
Weight
N/A
carnivorous
Diet
carnivorous
Classification
small theropod
Type
small theropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
89
Earliest Appearance
150
85
Latest Appearance
144
4
Time Span
6
87
Temporal Midpoint
147
Discovery
1,991
Year Discovered
1,933
Argentina
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).