BecklespinaxvsMamenchisaurus
Mamenchisaurus has a higher Length (22 vs 5 m), while Mamenchisaurus has a higher Latest Appearance (145 vs 132 Ma), while Mamenchisaurus has a higher Temporal Midpoint (150 vs 137 Ma).
Physical Characteristics
5
Length
22
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
sauropod
Temporal Range
Early Cretaceous
Era
Late Jurassic
142
Earliest Appearance
155
132
Latest Appearance
145
10
Time Span
10
137
Temporal Midpoint
150
Discovery
1,988
Year Discovered
1,954
England, UnitedKingdom
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).