Archaeornitho-mimusvsMamenchisaurus
Mamenchisaurus has a higher Length (22 vs 4 m), while Archaeornitho-mimus has a higher Time Span (25 vs 10 Myr), while Mamenchisaurus has a higher Latest Appearance (145 vs 70 Ma).
Physical Characteristics
4
Length
22
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
small theropod
Type
sauropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
95
Earliest Appearance
155
70
Latest Appearance
145
25
Time Span
10
83
Temporal Midpoint
150
Discovery
1,972
Year Discovered
1,954
China, Uzbekistan
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).