AntarctosaurusvsMamenchisaurus
Mamenchisaurus has a higher Earliest Appearance (155 vs 84 Ma), while Mamenchisaurus has a higher Temporal Midpoint (150 vs 84 Ma), while Mamenchisaurus has a higher Latest Appearance (145 vs 84 Ma).
Physical Characteristics
18
Length
22
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
sauropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
84
Earliest Appearance
155
84
Latest Appearance
145
N/A
Time Span
10
84
Temporal Midpoint
150
Discovery
1,929
Year Discovered
1,954
Argentina, Chile, Uruguay
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).