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Heptaxodontidae

Osteichthyes - Rodentia - Heptaxodontidae

Taxonomy
Heptaxodontidae was named by Anthony (1917). It is extant.

It was assigned to Cavioidea by Paula Couto (1956); to Chinchilloidea by Wood (1958); and to Octodontoidea by Nowak (1999).

Synonymy list
YearName and author
1917Heptaxodontidae Anthony
1956Heptaxodontidae Paula Couto p. 97
1958Heptaxodontidae Wood p. 172
1999Heptaxodontidae Nowak

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentia
—CtenohystricaHuchon et al. 2000
infraorderHystricognathi(Tullberg 1899)
—Caviomorpha(Wood and Patterson 1955)
superfamilyChinchilloideaBennett 1833
familyHeptaxodontidaeAnthony 1917
familyHeptaxodontidaeAnthony 1917

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. Heptaxodontidae Anthony 1917
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G. †Amblyrhiza Cope 1868
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†Amblyrhiza inundata Cope 1868
G. †Clidomys Anthony 1920
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†Clidomys osborni Anthony 1920
G. †Elasmodontomys Anthony 1916
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†Elasmodontomys obliquus Anthony 1916
G. †Quemisia Miller 1929
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†Quemisia gravis Miller 1929
G. †Xaymaca MacPhee and Flemming 2003
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†Xaymaca fulvopulvis MacPhee and Flemming 2003
Diagnosis
No diagnoses are available