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Trioracodon major

Mammalia - Eutriconodonta - Triconodontidae

Taxonomy
Triconodon major was named by Owen (1871). Its type specimen is BMNH 40722, a mandible (right mandible), and it is a 3D body fossil. Its type locality is Feather Quarry, Durlston Bay (DB102), which is in a Berriasian marine shale in the Lulworth Formation of the United Kingdom.

It was recombined as Trioracodon major by Simpson (1928), Jenkins and Crompton (1979) and Kielan-Jaworowska et al. (2004).

Synonymy list
YearName and author
1871Triconodon major Owen p. 70 figs. Pl. 4, fig. 3
1928Trioracodon major Simpson p. 96 figs. pl. 7, fig. 1
1979Trioracodon major Jenkins and Crompton
2004Trioracodon major Kielan-Jaworowska et al. pp. 219, 246

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
orderEutriconodontaKermack et al. 1973
familyTriconodontidaeMarsh 1887
genusTrioracodon
speciesmajor()

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.

Trioracodon major Owen 1871
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Diagnosis
No diagnoses are available