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Kistecephalia

Anomodontia

Taxonomy
Kistecephalia was named by Seeley (1894). It is not extant.

It was reranked as the unranked clade Kistecephalia by Kammerer and Angielczyk (2009).

It was assigned to Therochelonia by Seeley (1894); and to Emydopoidea by Kammerer and Angielczyk (2009).

Synonymy list
YearName and author
1894Kistecephalia Seeley
2009Kistecephalia Kammerer and Angielczyk

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
RankNameAuthor
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
orderAnomodontiaOwen 1859
orderDicynodontia()
superfamilyEmydopoideavan Hoepen 1934
—Kistecephalia()
—Kistecephalia()

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.

Unr. †Kistecephalia Seeley 1894
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Unr. †Cistecephalidae Broom 1903
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G. †Cistecephaloides Cluver 1974
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G. †Cistecephalus Owen 1876
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Invalid names: Cistecephalus angusticeps Broom 1932 [synonym], Cistecephalus laticeps Brink 1950 [synonym], Cistecephalus major Broom 1948 [synonym], Cistecephalus planiceps Owen 1876 [synonym], Cistecephalus platyfrons Broom 1948 [synonym], Cistecephalus rubidgei Broom 1948 [synonym]
G. †Kawingasaurus Cox 1972
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G. †Kembawacela Angielczyk et al. 2019
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†Kembawacela kitchingi Angielczyk et al. 2019
†Kembawacela yajuwayeyi Araújo et al. 2022
G. †Sauroscaptor Kammerer et al. 2016
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†Sauroscaptor tharavati Kammerer et al. 2016
Invalid names: Myosauridae Kitching 1968 [empty]
Diagnosis
ReferenceDiagnosis
H. G. Seeley 1894The skull bones are thin, enclosing a large cartilage. The palate is imperfectly known.
C. F. Kammerer and K. D. Angielczyk 2009Autapomorphies of Kistecephalia recognized in common by Angielczyk (2007), Fröbisch (2007), and Fröbisch & Reisz (2008) are: (1) anterior margin of orbit extended posteromedially to partly close off the snout from the rest of the skull; (2) postfrontal bone absent.