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meaning: "Ruyang lizard"
Named By: Lu J, Xu L, Jia S, Zhang X, Zhang J, Yang L, You H, Ji Q in 2009
Time Period: Early Cretaceous, Aptian-Albian
Location: China, Henan Province - Manchuan Formation
Size: Uncertain due to incomplete remains, but roughly estimated to be around 30 meters long
Diet: Herbivore
Fossil(s): Partial remains including a tibia, vertebrae and ribs
Classification: | Chordata | Reptilia | Dinosauria | Saurischia | Sauropodomorpha | Sauropoda |

Ruyangosaurus (Ruyang County lizard) is a genus of titanosauriform sauropod dinosaur recovered from the Early Cretaceous Haoling Formation of China. The type species is R. giganteus, described in 2009 by a group of scientists from the Chinese Academy of Sciences and the Henan Geological Museum. Along with Huanghetitan and Daxiatitan, Ruyangosaurus is among the largest dinosaurs discovered in Cretaceous Asia.

Read more about Ruyangosaurus at Wikipedia
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