†Goyocephale Perle et al. 1982 (ornithischian)
Full reference: A. Perle, T. Maryanska, and H. Osmólska. 1982. Goyocephale lattimorei gen. et sp. n., a new flat-headed pachycephalosaur (Ornithischia, Dinosauria) from the Upper Cretaceous of Mongolia. Acta Palaeontologica Polonica 27(1-4):115-127
Parent taxon: Pachycephalosauria according to F.-L. Han et al. 2012
Sister taxa: Goyocephalia, Homalocephale, Homalocephalidae, Pachycephalosauridae, Pachycephalosauroidea, Stenopelixidae, Tianchungosauroidea, Wannanosaurus
Subtaxa: Goyocephale lattimorei
Ecology: ground dwelling herbivore