AlamosaurusvsJanenschia
Janenschia has a higher Latest Appearance (151 vs 66 Ma), while Janenschia has a higher Temporal Midpoint (153 vs 68 Ma), while Janenschia has a higher Earliest Appearance (154 vs 70 Ma).
Physical Characteristics
21
Length
20
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
sauropod
Type
sauropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
70
Earliest Appearance
154
66
Latest Appearance
151
4
Time Span
3
68
Temporal Midpoint
153
Discovery
1,922
Year Discovered
1,991
USA
Discovery Location
Tanzania
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).