Irisosaurus
Irisosaurus
Extinct genus of reptiles
Irisosaurus (meaning "iridescent lizard" after the iridescent clouds of Yunnan Province, China) is an extinct genus of sauropodiform sauropodomorph dinosaur,[1] from the Fengjiahe Formation of China. The type species, Irisosaurus yimenensis was formally described in 2020.[1][2] It was the sister taxon to Mussaurus.