AlamosaurusvsZephyrosaurus
Alamosaurus has a higher Length (21 vs 2 m), while Zephyrosaurus has a higher Time Span (10 vs 4 Myr), while Zephyrosaurus has a higher Earliest Appearance (120 vs 70 Ma).
Physical Characteristics
21
Length
2
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
small ornithopod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
70
Earliest Appearance
120
66
Latest Appearance
110
4
Time Span
10
68
Temporal Midpoint
115
Discovery
1,922
Year Discovered
1,980
USA
Discovery Location
USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).