AmmosaurusvsAvaceratops
Ammosaurus has a higher Time Span (15 vs 5 Myr), while Ammosaurus has a higher Earliest Appearance (195 vs 80 Ma), while Ammosaurus has a higher Temporal Midpoint (188 vs 78 Ma).
Physical Characteristics
5
Length
2
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
prosauropod
Type
ceratopsian
Temporal Range
Early Jurassic
Era
Late Cretaceous
195
Earliest Appearance
80
180
Latest Appearance
75
15
Time Span
5
188
Temporal Midpoint
78
Discovery
1,891
Year Discovered
1,986
USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).