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Pachyrhinosauridae (disused)

Reptilia - Pachyrhinosauridae

Taxonomy
Pachyrhinosauridae was named by Sternberg (1950).

It was synonymized subjectively with Ceratopsidae by Langston (1967).

It was assigned to Ceratopsia by Sternberg (1950), Romer (1956), Parsch (1963), Tatarinov (1964), Kuhn (1964), Kuhn (1966), Romer (1966) and Charig (1967).

Synonymy list
YearName and author
1950Pachyrhinosauridae Sternberg p. 109
1956Pachyrhinosauridae Romer p. 639
1963Pachyrhinosauridae Parsch p. 4
1964Pachyrhinosauridae Kuhn p. 60
1964Pachyrhinosauridae Tatarinov p. 588
1966Pachyrhinosauridae Kuhn p. 106
1966Pachyrhinosauridae Romer p. 371
1967Pachyrhinosauridae Charig p. 717

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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
—Ceratopsia()
familyPachyrhinosauridae
familyPachyrhinosauridae

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.

Fm. †Pachyrhinosauridae Sternberg 1950
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Diagnosis
No diagnoses are available