AlvarezsaurusvsTenontosaurus
Tenontosaurus has a higher Length (7 vs 2 m), while Tenontosaurus has a higher Time Span (10 vs 4 Myr), while Tenontosaurus has a higher Earliest Appearance (120 vs 89 Ma).
Physical Characteristics
2
Length
7
N/A
Weight
900
carnivorous
Diet
herbivorous
Classification
small theropod
Type
large ornithopod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
89
Earliest Appearance
120
85
Latest Appearance
110
4
Time Span
10
87
Temporal Midpoint
115
Discovery
1,991
Year Discovered
1,970
Argentina
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).