AchillobatorvsMamenchisaurus
Mamenchisaurus has a higher Length (22 vs 5 m), while Mamenchisaurus has a higher Latest Appearance (145 vs 84 Ma), while Mamenchisaurus has a higher Temporal Midpoint (150 vs 92 Ma).
Physical Characteristics
5
Length
22
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
large theropod
Type
sauropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
99
Earliest Appearance
155
84
Latest Appearance
145
15
Time Span
10
92
Temporal Midpoint
150
Discovery
1,999
Year Discovered
1,954
Mongolia
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).