AlectrosaurusvsSinornithosaurus
Alectrosaurus has a higher Time Span (20 vs 2 Myr), while Alectrosaurus has a higher Length (5 vs 2 m), while Sinornithosaurus has a higher Latest Appearance (120 vs 70 Ma).
Physical Characteristics
5
Length
2
N/A
Weight
N/A
carnivorous
Diet
carnivorous
Classification
large theropod
Type
small theropod
Temporal Range
Late Cretaceous
Era
Early Cretaceous
90
Earliest Appearance
122
70
Latest Appearance
120
20
Time Span
2
80
Temporal Midpoint
121
Discovery
1,933
Year Discovered
1,999
China, Mongolia
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).