AlectrosaurusvsMassospondylus
Alectrosaurus has a higher Time Span (20 vs 4 Myr), while Massospondylus has a higher Latest Appearance (204 vs 70 Ma), while Massospondylus has a higher Temporal Midpoint (206 vs 80 Ma).
Physical Characteristics
5
Length
4
N/A
Weight
70
carnivorous
Diet
omnivorous
Classification
large theropod
Type
prosauropod
Temporal Range
Late Cretaceous
Era
Early Jurassic
90
Earliest Appearance
208
70
Latest Appearance
204
20
Time Span
4
80
Temporal Midpoint
206
Discovery
1,933
Year Discovered
1,854
China, Mongolia
Discovery Location
Lesotho, SouthAfrica, Zimbabwe
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).