AlamosaurusvsProtoceratops
Alamosaurus has a higher Length (21 vs 2 m), while Protoceratops has a higher Latest Appearance (70 vs 66 Ma), while Protoceratops has a higher Temporal Midpoint (72 vs 68 Ma).
Physical Characteristics
21
Length
2
N/A
Weight
400
herbivorous
Diet
herbivorous
Classification
sauropod
Type
ceratopsian
Temporal Range
Late Cretaceous
Era
Late Cretaceous
70
Earliest Appearance
74
66
Latest Appearance
70
4
Time Span
4
68
Temporal Midpoint
72
Discovery
1,922
Year Discovered
1,923
USA
Discovery Location
China, Mongolia
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).