AlamosaurusvsPiatnitzkysaurus
Alamosaurus has a higher Length (21 vs 4 m), while Piatnitzkysaurus has a higher Latest Appearance (159 vs 66 Ma), while Piatnitzkysaurus has a higher Temporal Midpoint (162 vs 68 Ma).
Physical Characteristics
21
Length
4
N/A
Weight
N/A
herbivorous
Diet
carnivorous
Classification
sauropod
Type
large theropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
70
Earliest Appearance
164
66
Latest Appearance
159
4
Time Span
5
68
Temporal Midpoint
162
Discovery
1,922
Year Discovered
1,979
USA
Discovery Location
Argentina
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).