CoelurusvsTylocephale
Coelurus has a higher Time Span (10 vs 3 Myr), while Coelurus has a higher Earliest Appearance (155 vs 75 Ma), while Coelurus has a higher Temporal Midpoint (150 vs 74 Ma).
Physical Characteristics
2
Length
1
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
small theropod
Type
pachycephalosaur
Temporal Range
Late Jurassic
Era
Late Cretaceous
155
Earliest Appearance
75
145
Latest Appearance
72
10
Time Span
3
150
Temporal Midpoint
74
Discovery
1,879
Year Discovered
1,974
USA
Discovery Location
Mongolia
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).