AlvarezsaurusvsMononykus
Mononykus has a higher Time Span (13 vs 4 Myr), while Alvarezsaurus has a higher Length (2 vs 1 m), while Alvarezsaurus has a higher Latest Appearance (85 vs 68 Ma).
Physical Characteristics
2
Length
1
N/A
Weight
N/A
carnivorous
Diet
NA
Classification
small theropod
Type
small theropod
Temporal Range
Late Cretaceous
Era
Late Cretaceous
89
Earliest Appearance
81
85
Latest Appearance
68
4
Time Span
13
87
Temporal Midpoint
75
Discovery
1,991
Year Discovered
1,993
Argentina
Discovery Location
China, Mongolia
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).