HadrosaurusvsNigersaurus
Nigersaurus has a higher Time Span (22 vs 4 Myr), while Nigersaurus has a higher Length (15 vs 9 m), while Nigersaurus has a higher Earliest Appearance (121 vs 78 Ma).
Physical Characteristics
9
Length
15
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
large ornithopod
Type
sauropod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
78
Earliest Appearance
121
74
Latest Appearance
99
4
Time Span
22
76
Temporal Midpoint
110
Discovery
1,858
Year Discovered
1,999
USA
Discovery Location
Algeria, Niger, Tunisia
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).