AlamosaurusvsBactrosaurus
Alamosaurus has a higher Length (21 vs 6 m), while Bactrosaurus has a higher Time Span (13 vs 4 Myr), while Bactrosaurus has a higher Earliest Appearance (84 vs 70 Ma).
Physical Characteristics
21
Length
6
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
large ornithopod
Temporal Range
Late Cretaceous
Era
Late Cretaceous
70
Earliest Appearance
84
66
Latest Appearance
71
4
Time Span
13
68
Temporal Midpoint
78
Discovery
1,922
Year Discovered
1,933
USA
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).