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Gravitholus albertae

Reptilia - Pachycephalosauridae

Taxonomy
Gravitholus albertae was named by Wall and Galton (1979). Its type specimen is RTMP 72.27.1, a skull, and it is a 3D body fossil. Its type locality is Jenner Ferry, which is in a Campanian terrestrial horizon in the Oldman Formation of Canada. It is the type species of Gravitholus.

It was considered a nomen dubium by Sullivan (2003) and Williamson and Carr (2003); it was considered a nomen dubium by Sullivan (2006).

Synonymy list
YearName and author
1979Gravitholus albertae Wall and Galton p. 1181
1980Gravitholus albertae Currie pp. 29-30
1987Gravitholus albertae Sues and Galton p. 28
1990Gravitholus albertae Maryanska p. 566
1994Gravitholus albertae Olshevsky and Ford p. 91
2004Gravitholus albertae Maryanska et al. p. 465
2005Gravitholus albertae Currie p. 5
2010Gravitholus albertae Lehman p. 788
2010Gravitholus albertae Longrich et al.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
RankNameAuthor
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Ornithischia()
Genasauria
Cerapoda
Marginocephalia
Pachycephalosauria()
familyPachycephalosauridae
genusGravitholus
speciesalbertae

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Gravitholus albertae Wall and Galton 1979
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Diagnosis
No diagnoses are available