AlvarezsaurusvsAnchisaurus
Anchisaurus has a higher Latest Appearance (190 vs 85 Ma), while Anchisaurus has a higher Temporal Midpoint (190 vs 87 Ma), while Anchisaurus has a higher Earliest Appearance (190 vs 89 Ma).
Physical Characteristics
2
Length
2
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
small theropod
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Early Jurassic
89
Earliest Appearance
190
85
Latest Appearance
190
4
Time Span
N/A
87
Temporal Midpoint
190
Discovery
1,991
Year Discovered
1,885
Argentina
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).