AmmosaurusvsTroodon
Ammosaurus has a higher Latest Appearance (180 vs 66 Ma), while Ammosaurus has a higher Temporal Midpoint (188 vs 70 Ma), while Ammosaurus has a higher Earliest Appearance (195 vs 74 Ma).
Physical Characteristics
5
Length
2
N/A
Weight
40
herbivorous
Diet
carnivorous
Classification
prosauropod
Type
small theropod
Temporal Range
Early Jurassic
Era
Late Cretaceous
195
Earliest Appearance
74
180
Latest Appearance
66
15
Time Span
8
188
Temporal Midpoint
70
Discovery
1,891
Year Discovered
1,856
USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).