AchelousaurusvsMamenchisaurus
Mamenchisaurus has a higher Length (22 vs 6 m), while Mamenchisaurus has a higher Latest Appearance (145 vs 70 Ma), while Mamenchisaurus has a higher Temporal Midpoint (150 vs 77 Ma).
Physical Characteristics
6
Length
22
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
ceratopsian
Type
sauropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
83
Earliest Appearance
155
70
Latest Appearance
145
13
Time Span
10
77
Temporal Midpoint
150
Discovery
1,995
Year Discovered
1,954
USA
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).