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Hegetotheriidae
Taxonomy
Hegetotheriidae was named by Ameghino (1894). It was considered monophyletic by Croft and Anaya (2006).
It was corrected as Hegetotheridae by Sinclair (1908); it was reranked as the unranked clade Hegetotheriidae by Seoane et al. (2023).
It was assigned to Tipotheria by Ameghino (1897); to Hegetotheroidea by Carroll (1988); to Typotherioidea by Reguero and Prevosti (2010); to Notoungulata by Simpson and Minoprio (1949), Simpson et al. (1962), Croft and Anaya (2006), Kramarz et al. (2010) and Vera and Ercoli (2018); and to Typotheria by Ameghino (1894), Sinclair (1908), Simpson (1934), Billet (2011) and Seoane et al. (2023).
It was corrected as Hegetotheridae by Sinclair (1908); it was reranked as the unranked clade Hegetotheriidae by Seoane et al. (2023).
It was assigned to Tipotheria by Ameghino (1897); to Hegetotheroidea by Carroll (1988); to Typotherioidea by Reguero and Prevosti (2010); to Notoungulata by Simpson and Minoprio (1949), Simpson et al. (1962), Croft and Anaya (2006), Kramarz et al. (2010) and Vera and Ercoli (2018); and to Typotheria by Ameghino (1894), Sinclair (1908), Simpson (1934), Billet (2011) and Seoane et al. (2023).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Hegetotheriidae Ameghino |
| 1894 | Hegetotheridae Ameghino p. 19 |
| 1897 | Hegetotheridae Ameghino |
| 1897 | Propachyrucos crassus Ameghino p. 426 |
| 1898 | Propachyrucos robustus Roth p. 38 |
| 1901 | Propachyrucos aequilatus Ameghino p. 375 |
| 1908 | Hegetotheridae Sinclair |
| 1934 | Hegetotheriidae Simpson |
| 1949 | Hegetotheriidae Simpson and Minoprio |
| 1962 | Hegetotheriidae Simpson et al. |
| 1988 | Hegetotheriidae Carroll |
| 2006 | Hegetotheriidae Croft and Anaya pp. 393-396 |
| 2010 | Hegetotheriidae Kramarz et al. |
| 2010 | Hegetotheriidae Reguero and Prevosti |
| 2011 | Hegetotheriidae Billet |
| 2018 | Hegetotheriidae Vera and Ercoli |
| 2023 | Hegetotheriidae Seoane et al. |
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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. †Hegetotheriidae Ameghino 1894
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Unr. †Hegetotheriinae Ameghino 1894
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G. †Hegetotherium Ameghino 1887
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†Hegetotherium cerdasensis Croft et al. 2016
†Hegetotherium mirabile Ameghino 1887
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Invalid names: Hegetotherium anceps Ameghino 1891 [synonym], Hegetotherium andinum Roth 1898 [synonym], Hegetotherium convexum Ameghino 1891 [synonym], Hegetotherium costatum Ameghino 1891 [synonym], Hegetotherium cuneatum Ameghino 1891 [synonym], Hegetotherium minum Ameghino 1894 [synonym], Hegetotherium strigatum Ameghino 1887 [synonym], Selatherium pachymorphum Ameghino 1894 [synonym], Selatherium remissum Ameghino 1894 [synonym]
†Hegetotherium novum Bordas 1939
Unr. †Hemihegetotheriomorpha Seoane et al. 2023
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G. †Hemihegetotherium Rovereto 1914
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†Hemihegetotherium achataleptum Rovereto 1914
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Invalid names: Hemihegetotherium lazai Zetti 1972 [objective synonym]
†Hemihegetotherium achathaleptum Rovereto 1914
†Hemihegetotherium affine Rovereto 1914
†Hemihegetotherium gracile Rovereto 1914
†Hemihegetotherium robustum Rovereto 1914
†Hemihegetotherium tantillum Vera 2019
†Hemihegetotherium torresi Cabrera and Kraglievich 1931
G. †Prohegetotherium Ameghino 1897
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†Prohegetotherium malalhuense Cerdeño and Reguero 2015
†Prohegetotherium schiaffinoi Kraglievich 1932
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Invalid names: Prohegetotherium carettei Minoprio 1947 [synonym]
†Prohegetotherium sculptum Ameghino 1897
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Invalid names: Prohegetotherium shumwayi Loomis 1914 [synonym]
Invalid names: Ethegotherium Simpson et al. 1962 [synonym]
Invalid names: Hemihegetotherium trilobus Croft and Anaya 2006 [nomen dubium]
Unr. †Pachyrukhinae Kraglievich 1934
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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 dolichognathus Zetti 1972
†Paedotherium ictus Ameghino 1889
†Paedotherium kakai Reguero et al. 2015
†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 subdiminutus Rovereto 1914
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]
G. †Paedsotherium Burmeister 1888
G. †Pseudohegetotherium Cabrera and Kraglievich 1931
G. †Selatherium Ameghino 1894
Invalid names: Propachyrucos aequilatus Ameghino 1901 [nomen dubium], Propachyrucos crassus Ameghino 1897 [nomen dubium], Propachyrucos robustus Roth 1898 [nomen dubium]
Diagnosis
No diagnoses are available