AlvarezsaurusvsShantungo-saurus
Shantungo-saurus has a higher Length (15 vs 2 m), while Alvarezsaurus has a higher Latest Appearance (85 vs 74 Ma), while Alvarezsaurus has a higher Temporal Midpoint (87 vs 76 Ma).
Physical Characteristics
2
Length
15
N/A
Weight
N/A
carnivorous
Diet
herbivorous
Classification
small theropod
Type
large ornithopod
Temporal Range
Late Cretaceous
Era
Late Cretaceous
89
Earliest Appearance
78
85
Latest Appearance
74
4
Time Span
4
87
Temporal Midpoint
76
Discovery
1,991
Year Discovered
1,973
Argentina
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).