AntarctosaurusvsHesperosaurus
Antarctosaurus has a higher Length (18 vs 6 m), while Hesperosaurus has a higher Earliest Appearance (154 vs 84 Ma), while Hesperosaurus has a higher Temporal Midpoint (148 vs 84 Ma).
Physical Characteristics
18
Length
6
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
armoured dinosaur
Temporal Range
Late Cretaceous
Era
Late Jurassic
84
Earliest Appearance
154
84
Latest Appearance
142
N/A
Time Span
12
84
Temporal Midpoint
148
Discovery
1,929
Year Discovered
2,001
Argentina, Chile, Uruguay
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).