Dinosaurs That Start With R

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Explore a complete list of over 30 dinosaurs that start with the letter R.

Each dinosaur listed has a dedicated page with information on classification, diet, size, fossil evidence, geographic distribution, and maps of known fossil locations, where available. Pages may also include size comparison charts, fossil representations, and in-depth descriptions based on current scientific research.

The amount of information varies by species, depending on the completeness of fossil discoveries.

Ruehleia

Diet: Herbivore.Size: About‭ ‬8‭ ‬meteres long.Time Period: Late Norian/Early Rhaetian of the Triassic.

Rugocaudia

Diet: Herbivore.Size: Uncertain due to incomplete remains.Time Period: Aptian to Albian of the Cretaceous.
Rugops

Rugops

Diet: Carnivore.Size: Roughly estimated about 5 meters long.Time Period: Cenomanian of the Cretaceous.

Rukwatitan

Diet: Herbivore.Size: Estimated about‭ ‬9.1‭ ‬meters long.Time Period: Albian/Cenomanian boundary of the early/late Cretaceous.

Ruyangosaurus

Diet: Herbivore.Size: Uncertain due to incomplete remains,‭ ‬but roughly estimated to be around‭ ‬30‭ ‬meters long.Time Period: Cenomanian to Turonian of the Cretaceous.