Bashanosaurus

Bashanosaurus
Temporal range: Middle Jurassic (Bathonian), 167.5–164.5 Ma
Skeletal reconstruction
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Ornithischia
Clade: Thyreophora
Clade: Stegosauria
Genus: Bashanosaurus
Dai et al., 2022
Type species
Bashanosaurus primitivus
Dai et al., 2022

Bashanosaurus (meaning "Bashan lizard") is an extinct genus of stegosaurian dinosaur from the Middle Jurassic Shaximiao Formation of Yunyang County, China. The genus contains a single species, Bashanosaurus primitivus, known from incomplete skeletons belonging to three individuals. It is one of the basalmost stegosaurs, as well as one of the oldest known stegosaurs, along with Adratiklit, Isaberrysaura, and Thyreosaurus.