Acrocantho-saurusvsMamenchisaurus
Mamenchisaurus has a higher Length (22 vs 12 m), while Mamenchisaurus has a higher Latest Appearance (145 vs 105 Ma), while Mamenchisaurus has a higher Temporal Midpoint (150 vs 110 Ma).
Physical Characteristics
12
Length
22
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
sauropod
Temporal Range
Early Cretaceous
Era
Late Jurassic
115
Earliest Appearance
155
105
Latest Appearance
145
10
Time Span
10
110
Temporal Midpoint
150
Discovery
1,950
Year Discovered
1,954
Canada, USA
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).