AlvarezsaurusvsIguanodon
Iguanodon has a higher Time Span (30 vs 4 Myr), while Iguanodon has a higher Length (10 vs 2 m), while Iguanodon has a higher Earliest Appearance (140 vs 89 Ma).
Physical Characteristics
2
Length
10
N/A
Weight
4,000
carnivorous
Diet
herbivorous
Classification
small theropod
Type
large ornithopod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
89
Earliest Appearance
140
85
Latest Appearance
110
4
Time Span
30
87
Temporal Midpoint
125
Discovery
1,991
Year Discovered
1,881
Argentina
Discovery Location
Belgium, England, UnitedKingdom
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).