DryosaurusvsOuranosaurus
Ouranosaurus has a higher Length (7 vs 4 m), while Dryosaurus has a higher Latest Appearance (140 vs 100 Ma), while Dryosaurus has a higher Temporal Midpoint (148 vs 108 Ma).
Physical Characteristics
4
Length
7
N/A
Weight
N/A
herbivorous
Diet
herbivorous
Classification
small ornithopod
Type
large ornithopod
Temporal Range
Late Jurassic
Era
Early Cretaceous
155
Earliest Appearance
115
140
Latest Appearance
100
15
Time Span
15
148
Temporal Midpoint
108
Discovery
1,894
Year Discovered
1,976
Tanzania, USA
Discovery Location
Niger
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Data sourced from World Dinosaur Dataset (Zenodo) (CC-BY 4.0).