AlvarezsaurusvsMetriacantho-saurus
Metriacantho-saurus has a higher Length (8 vs 2 m), while Metriacantho-saurus has a higher Latest Appearance (154 vs 85 Ma), while Metriacantho-saurus has a higher Temporal Midpoint (157 vs 87 Ma).
Physical Characteristics
2
Length
8
N/A
Weight
N/A
carnivorous
Diet
carnivorous
Classification
small theropod
Type
large theropod
Temporal Range
Late Cretaceous
Era
Late Jurassic
89
Earliest Appearance
159
85
Latest Appearance
154
4
Time Span
5
87
Temporal Midpoint
157
Discovery
1,991
Year Discovered
1,964
Argentina
Discovery Location
England, UnitedKingdom
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).