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Pachyrukhinae

Mammalia - Notoungulata

Taxonomy
Pachyrukhinae was named by Kraglievich (1934). It was considered monophyletic by Cerdeno and Bond (1998) and Croft and Anaya (2006).

It was reranked as the unranked clade Pachyrukhinae by Seoane et al. (2023).

It was assigned to Hegetotheriidae by Kraglievich (1934), Cerdeno and Bond (1998), Croft and Anaya (2006), Seoane et al. (2017), Vera and Ercoli (2018) and Seoane et al. (2019); and to Hegetotheriidae by Seoane et al. (2023).

Synonymy list
YearName and author
1934Pachyrukhinae Kraglievich
1998Pachyrukhinae Cerdeno and Bond p. 799
2006Pachyrukhinae Croft and Anaya pp. 393-396
2017Pachyrukhinae Seoane et al.
2018Pachyrukhinae Vera and Ercoli
2019Pachyrukhinae Seoane et al.
2023Pachyrukhinae Seoane 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
subclassSynapsida
Therapsida()
RankNameAuthor
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
AfrotheriaStanhope et al. 1998
Paenungulatomorpha
PaenungulataSimpson 1945
Sudamericungulata
orderNotoungulata
suborderTypotheriaZittel 1892
Hegetotheriidae(Ameghino 1894)
Pachyrukhinae(Kraglievich 1934)
Pachyrukhinae(Kraglievich 1934)

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. †Pachyrukhinae Kraglievich 1934
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G. †Medistylus Stirton 1952
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Medistylus dorsatus Ameghino 1904
Unr. †Pachyrukhini Seoane et al. 2023
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G. †Pachyrukhos Ameghino 1885
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Pachyrucos elongatus Moreno 1888
Pachyrucos moyani Ameghino 1885
Pachyrucos politus Ameghino 1902
Pachyrucos teres Ameghino 1889
Pachyrukhos moyani Ameghino 1885
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Invalid names: Pachyrucos absis Ameghino 1889 [synonym], Pachyrucos naevius Ameghino 1889 [synonym], Pachyrucos trivius Ameghino 1889 [synonym], Pachyrukhos teres Ameghino 1889 [synonym]
Pachyrukhos ngenwinkul Solórzano et al. 2023
Pachyrukhos politus Ameghino 1901
Pachyrukhos tribius Ameghino 1889
Invalid names: Pedotherium Burmeister 1888 [synonym], Propachyrucos depressus Roth 1898 [nomen dubium], Propachyrucos medianus Roth 1898 [nomen dubium]
G. †Paedotherium Burmeister 1888
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Paedotherium bonaerense Ameghino 1887
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Invalid names: Pachyrucos maximus Ameghino 1908 [synonym], Pachyrucos miramarensis Ameghino 1908 [synonym], Paedotherium imperforatum Kraglievich 1926 [synonym], Paedotherium insigne Burmeister 1888 [synonym], Paedotherium isolinense Castellanos 1936 [objective synonym]
Paedotherium borrelloi Zetti 1972
Paedotherium ictus Ameghino 1889
Paedotherium kakai Reguero et al. 2015
Paedotherium minor Cabrera 1937
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Invalid names: Paedotherium affine Cabrera 1937 [synonym]
Paedotherium typicum Ameghino 1887
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Invalid names: Paedotherium brusquitaense Ameghino 1908 [synonym], Paedotherium chapadmalense Ameghino 1908 [synonym], Paedotherium marplatense Ameghino 1908 [synonym]
Invalid names: Raulringueletia Zett 1972 [synonym]
G. †Tremacyllus Ameghino 1891
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Tremacyllus impressus Ameghino 1888
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Invalid names: Tremacyllus chapalmalensis Ameghino 1908 [synonym], Tremacyllus diminutus Ameghino 1888 [synonym], Tremacyllus intermedius Rovereto 1914 [synonym], Tremacyllus novus Ameghino 1908 [synonym]
Tremacyllus incipiens Rovereto 1914
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Invalid names: Tremacyllus latifrons Rovereto 1914 [synonym]
Tremacyllus subdiminutus Rovereto 1914
G. †Propachyrucos Ameghino 1897
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G. †Prosotherium Ameghino 1897
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Prosotherium garzoni Ameghino 1897
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Invalid names: Propachyrucos ameghinorum Simpson 1945 [synonym], Propachyrucos simpsoni Chaffee 1952 [synonym], Prosotherium quartum Ameghino 1901 [synonym], Prosotherium robustum Ameghino 1897 [synonym], Prosotherium triangulidens Ameghino 1897 [synonym]
Diagnosis
No diagnoses are available