AchelousaurusvsPiatnitzkysaurus
Achelousaurus has a higher Time Span (13 vs 5 Myr), while Piatnitzkysaurus has a higher Latest Appearance (159 vs 70 Ma), while Piatnitzkysaurus has a higher Temporal Midpoint (162 vs 77 Ma).
Physical Characteristics
6
Length
4
N/A
Weight
N/A
herbivorous
Diet
carnivorous
Classification
ceratopsian
Type
large theropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
83
Earliest Appearance
164
70
Latest Appearance
159
13
Time Span
5
77
Temporal Midpoint
162
Discovery
1,995
Year Discovered
1,979
USA
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).