Archaeornitho-mimusvsPachycephalo-saurus
Archaeornitho-mimus has a higher Time Span (25 vs 3 Myr), while Archaeornitho-mimus has a higher Earliest Appearance (95 vs 69 Ma), while Archaeornitho-mimus has a higher Temporal Midpoint (83 vs 68 Ma).
Physical Characteristics
4
Length
3
N/A
Weight
450
carnivorous
Diet
herbivorous
Classification
small theropod
Type
pachycephalosaur
Temporal Range
Late Cretaceous
Era
Late Cretaceous
95
Earliest Appearance
69
70
Latest Appearance
66
25
Time Span
3
83
Temporal Midpoint
68
Discovery
1,972
Year Discovered
1,943
China, Uzbekistan
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).