Archosauria - Dinosauria

Full reference: P. C. Sereno. 1986. Phylogeny of the bird-hipped dinosaurs (order Ornithischia). National Geographic Research 2(2):234-256

Parent taxon: Pachycephalosauria according to T. Maryanska et al. 2004

Sister taxa: Goyocephale, Homalocephale, Homalocephalidae, Pachycephalosauridae, Pachycephalosauroidea, Stenopelixidae, Tianchungosauroidea, Wannanosaurus

Subtaxa: Homalocephaloidea

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Ecology: ground dwelling herbivore