AlectrosaurusvsTenontosaurus
Alectrosaurus has a higher Time Span (20 vs 10 Myr), while Tenontosaurus has a higher Latest Appearance (110 vs 70 Ma), while Tenontosaurus has a higher Temporal Midpoint (115 vs 80 Ma).
Physical Characteristics
5
Length
7
N/A
Weight
900
carnivorous
Diet
herbivorous
Classification
large theropod
Type
large ornithopod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
90
Earliest Appearance
120
70
Latest Appearance
110
20
Time Span
10
80
Temporal Midpoint
115
Discovery
1,933
Year Discovered
1,970
China, Mongolia
Discovery Location
Canada, USA
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).