DryosaurusvsProbactrosaurus
Probactrosaurus has a higher Length (6 vs 4 m), while Probactrosaurus has a higher Time Span (22 vs 15 Myr), while Dryosaurus has a higher Latest Appearance (140 vs 99 Ma).
Physical Characteristics
4
Length
6
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
small ornithopod
Type
large ornithopod
Temporal Range
Late Jurassic
Era
Early Cretaceous
155
Earliest Appearance
121
140
Latest Appearance
99
15
Time Span
22
148
Temporal Midpoint
110
Discovery
1,894
Year Discovered
1,966
Tanzania, USA
Discovery Location
China
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).