Pachycephalosauria

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Archosauromorpha
Cladus: Crurotarsi
Divisio: Archosauria
Subsectio: Ornithodira
Subtaxon: Dinosauromorpha
Cladus: Dinosauria
Ordo: †Ornithischia
Cladus: †Genasauria
Cladus: †Neornithischia
Cladus: †Cerapoda
Cladus: †Marginocephalia
Cladus: †Pachycephalosauria
secundum Sereno, 1986

Cladus: †Pachycephalosauria
Genera: †Goyocephale – †Homalocephale – †Pachycephalosaurus – †Prenocephale – †Stegoceras – †Wannanosaurus
secundum Butler et al., 2008

Cladus: †Pachycephalosauria
Familia: †Pachycephalosauridae
Genera incertae familiae: †Goyocephale – †Homalocephale – †Stegoceras – †Wannanosaurus
secundum Dieudonné et al., 2021

Cladus: †Pachycephalosauria
Genera: †Abrictosaurus – †Echinodon – †Fruitadens – †Goyocephale – †Heterodontosaurus – †Homalocephale – †Lycorhinus – †Pachycephalosaurus – †Prenocephale – †Stegoceras – †Tianyulong – †Wannanosaurus
Name

Pachycephalosauria Maryańska, T. & Osmólska, H., 1974: 50
References
Primary references

Maryańska, T. & Osmólska, H. 1974. Pachycephalosauria, a new suborder of ornithischian dinosaurs. In: Kielan-Jaworowska, Z. (ed.) Results of the Polish - Mongolian Palaeontological Expeditions. Part V. Palaeontologia Polonica 45–102. PDF Reference page.

Additional references

Sereno, P.C. 1986. Phylogeny of the Bird-hipped Dinosaurs (Order Ornithischia). National Geographic Research 2: 234–256. PDF Reference page.
Butler, R.J., Upchurch, P. & Norman, D.B. 2008. The phylogeny of ornithischian dinosaurs. Journal of Systematic Palaeontology 6(1): 1–40. DOI: 10.1017/S1477201907002271 ResearchGate Reference page.
Dieudonné, P.-E., Cruzado-Caballero, P., Godefroit, P. & Tortosa, T. "2021" [2020]. A new phylogeny of cerapodan dinosaurs. Historical Biology 33(10): 2335–2355. DOI: 10.1080/08912963.2020.1793979 Reference page.

Links

Pachycephalosauria – Taxon details on Fossilworks.

Vernacular names
日本語: 堅頭竜下目
українська: Пахицефалозаври