Irisosaurus

"iridescent lizard"

You 1.8 m (5.9 ft) tall
Irisosaurus 5 m (16.4 ft) long
as long as 3 people standing fingertip to fingertip
Length
5 m (16.4 ft)
Period
Early Jurassic (201–174 Mya)
Place
China
Food
Herbivore
Clade
Dinosauria The clade containing all dinosaurs, terrestrial archosaurs with upright limbs.

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

What we know

  • Named by Peyre de Fabrègues et al., 2020.
  • Fossils found in China.

What we guess

The reconstruction notes for Irisosaurus — soft tissue, color, behavior — haven't been written up yet. Only the recorded basics above are filled in so far.