The Euarchonta are a grandorder of mammals containing four orders: the Dermoptera or colugos, the Scandentia or treeshrews, the extinct Plesiadapiformes, and the Primates.
Euarchonta and Glires together form the Euarchontoglires, one of the four Eutherian clades.
Rodentia (rodents)
Lagomorpha (rabbits, hares, pikas)
Scandentia (treeshrews)
Dermoptera (flying lemurs)
Primates (†Plesiadapiformes, Strepsirrhini, Haplorrhini)