Diictodon was a genus of pylaecephalid dicynodont. Therochelonia is a group of dicynodont therapsids. Kistecephalia is a clade of dicynodont therapsids. Kingoriidae is an extinct family of dicynodont therapsids. Syops is an extinct genus of dicynodont therapsid. It has been suggested to have eaten fish or the abundant contemporary dicynodont "Lystrosaurus". Emydopoidea is a group of Late Permian dicynodont therapsids. It was a small, specialised, burrowing dicynodont, possibly with habits similar to a modern mole. "Cistecephalus" was one of the most atypical dicynodont genera. It also highlights that dicynodont evolution in the Late Triassic is still poorly understood. Geikia is an extinct genus of dicynodont therapsids from the late Permian. Dicynodontoidea is a superfamily of dicynodont therapsids that includes Lystrosauridae and Kannemeyeriiformes. Elgin Museum has such a cast of the dicynodont "Gordonia". This likely included gymnosperm plants, evidence of which has been found in dicynodont coprolites. Lystrosauridae is a family of dicynodont therapsids from the Permian and Triassic time periods.