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Eutoxodontia

Mammalia - Notoungulata

Synonymy list
YearName and author
2020Eutoxodontia Martínez 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
suborderToxodontiaAmeghino 1887
—Eutoxodontia
—Eutoxodontia

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. †Eutoxodontia Martínez et al. 2020
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G. †Argyrohippus Ameghino 1902
+
†Argyrohippus fraterculus Ameghino 1902
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Invalid names: Argyrohippus boulei Ameghino 1902 [synonym]
†Argyrohippus praecox Patterson 1935
G. †Eomorphippus Ameghino 1901
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†Eomorphippus bondi Wyss et al. 2018
†Eomorphippus neilopdykei Wyss et al. 2018
†Eomorphippus obscurus Ameghino 1901
+
Invalid names: Eurystomus stehlini Roth 1902 [synonym], Lonkus rugei Roth 1902 [synonym], Pseudostylops subquadratus Ameghino 1901 [synonym]
Invalid names: Eurystomus Roth 1902 [synonym], Pleurystomus Ameghino 1902 [synonym], Pseudostylops Ameghino 1901 [synonym]
G. †Eurygenium Ameghino 1894
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†Eurygenium latirostris Ameghino 1894
†Eurygenium normalis Ameghino 1897
†Eurygenium pacegnum Shockey 1997
Invalid names: Eurygeniops Ameghino 1897 [objective synonym]
Fm. †Leontiniidae Ameghino 1894
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G. †Anayatherium Shockey 2005
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†Anayatherium ekecoa Shockey 2005
†Anayatherium fortis Shockey 2005
G. †Ancylocoelus Ameghino 1895
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†Ancylocoelus frequens Ameghino 1894
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Invalid names: Ancylocoelus minor Ameghino 1901 [objective synonym], Henricofilholia inaequilatera Ameghino 1901 [synonym], Leontinia garzoni Ameghino 1894 [synonym], Rodiotherium armatum Ameghino 1894 [synonym]
†Ancylocoelus lentus Ameghino 1901
G. †Colpodon Burmeister 1885
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†Colpodon antucoensis Shockey et al. 2012
†Colpodon distinctus Ameghino 1902
†Colpodon plicatus Ameghino 1904
†Colpodon propinquus Burmeister 1885
G. †Coquenia Deraco et al. 2008
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†Coquenia bondi Deraco et al. 2008
G. †Elmerriggsia Shockey et al. 2012
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†Elmerriggsia fieldia Shockey et al. 2012
G. †Gualta Cerdeño and Vera 2015
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†Gualta cuyana Cerdeño and Vera 2015
G. †Henricofilholia Ameghino 1901
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†Henricofilholia cingulata Ameghino 1894
†Henricofilholia circumdata Ameghino 1901
†Henricofilholia intercincta Ameghino 1904
†Henricofilholia lustrata Ameghino 1901
†Henricofilholia vucetichia Ribeiro et al. 2010
G. †Huilatherium Villarroel and Guerrero Diaz 1985
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†Huilatherium pluripicatum Villarroel and Guerrero Diaz 1985
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Invalid names: Laventatherium hylei Colwel 1965 [replaced]
Invalid names: Laventatherium Colwel 1965 [replaced]
G. †Leontinia Ameghino 1895
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†Leontinia gaudryi Ameghino 1894
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Invalid names: Leontinia fissicolis Ameghino 1897 [synonym], Leontinia lapidosa Ameghino 1894 [synonym], Leontinia oxyrhyncha Ameghino 1897 [synonym], Leontinia stenognatha Ameghino 1897 [synonym]
†Leontinia tertiaria Ameghino 1902
G. †Martinmiguelia Bond and López 1995
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†Martinmiguelia fernandezi Bond and López 1995
G. †Purperia Paula Couto 1982
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†Purperia cribatidens Paula Couto 1981
G. †Pyralophodon Ameghino 1904
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†Pyralophodon pyriformis Ameghino 1904
G. †Scaphops
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†Scaphops grypus Ameghino 1894
G. †Scarrittia Simpson 1934
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†Scarrittia barranquensis Ribeiro et al. 2010
†Scarrittia canquelensis Simpson 1934
†Scarrittia robusta Ubilla et al. 1994
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†Stenogenium sclerops Ameghino 1894
G. †Taubatherium Soria and Alvarenga 1989
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†Taubatherium paulacoutoi Soria and Alvarenga 1989
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Invalid names: Taubatherium major Soria and Alvarenga 1989 [objective synonym]
G. †Termastherium Wyss et al. 2018
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†Termastherium flacoensis Wyss et al. 2018
G. †Mendozahippus Cerdeño and Vera 2010
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†Mendozahippus fierensis Cerdeño and Vera 2010
G. †Moqueguahippus Shockey et al. 2006
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†Moqueguahippus glycisma Shockey et al. 2006
G. †Morphippus Ameghino 1897
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†Morphippus complicatus Ameghino 1897
†Morphippus fraternus Ameghino 1901
†Morphippus hypselodus Ameghino 1897
†Morphippus imbricatus Ameghino 1897
†Morphippus quadrilobus Ameghino 1901
G. †Notohippus Ameghino 1891
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†Notohippus toxodontoides Ameghino 1890
G. †Pascualihippus Shockey 1997
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G. †Patagonhippus López et al. 2010
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†Patagonhippus canterensis López et al. 2010
†Patagonhippus dukei López et al. 2010
G. †Rosendo Wyss et al. 2018
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†Rosendo pascuali Simpson 1967
G. †Teushentherium Martínez et al. 2020
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†Teushentherium camaronensis Martínez et al. 2020
Fm. †Toxodontidae Scott 1873
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G. †Alitoxodon Rovereto 1914
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†Alitoxodon vetustus Rovereto 1914
G. †Charruatoxodon Ferrero et al. 2022
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†Charruatoxodon uruguayensis Ferrero et al. 2022
G. †Dilobodon Ameghino 1882
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Invalid names: Dilobodon lujanensis Ameghino 1886 [nomen dubium], Dilobodon lutarius Ameghino 1886 [nomen dubium]
Subfm. †Dinotoxodontinae Madden 1997
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G. †Dinotoxodon Mecerat 1895
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†Dinotoxodon paranensis Burmeister 1885
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Invalid names: Palaeotoxodon paranensis Laurillard 1842 [synonym]
G. †Gyrinodon Hopwood 1928
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†Gyrinodon quassus Hopwood 1928
G. †Pericotoxodon Madden 1997
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G. †Hemixotodon Cabrera and Kraglievich 1931
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†Hemixotodon chasicoensis Cabrera and Kraglievich 1931
G. †Hyperoxotodon Mercerat 1895
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†Hyperoxotodon speciosus Ameghino 1887
G. †Mixotoxodon Van Frank 1957
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†Mixotoxodon larensis Van Frank 1957
G. †Nesodonopsis Roth 1898
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†Nesodonopsis deformis Roth 1898
Subfm. †Nesodontinae Murray 1866
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G. †Adinotherium Ameghino 1887
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†Adinotherium corriguenense Ameghino 1907
†Adinotherium haplodontoides Ameghino 1891
†Adinotherium karaikense Ameghino 1891
†Adinotherium nitidum Ameghino 1887
†Adinotherium ovinum Owen 1846
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Invalid names: Acrotherium kobyi Mercerat 1891 [synonym], Acrotherium mutabile Mercerat 1891 [synonym], Adinotherium ferum Ameghino 1887 [synonym], Adinotherium magister Ameghino 1887 [synonym], Adinotherium proximum Ameghino 1887 [synonym], Adinotherium robustum Ameghino 1891 [synonym]
†Adinotherium splendidum Ameghino 1887
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Invalid names: Adinotherium antiquum Mercerat 1891 [synonym], Adinotherium koby Mercerat 1891 [synonym], Adinotherium pulchrum Mercerat 1891 [synonym]
G. †Berroia Kraglievich 1931
G. †Gronotherium Ameghino 1887
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Invalid names: Protoxodon Ameghino 1887 [synonym]
G. †Nesodon Owen 1846
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†Nesodon andium Ameghino 1891
†Nesodon brachycephalus Ameghino 1894
†Nesodon cavifrons Ameghino 1894
†Nesodon imbricatus Owen 1846
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Invalid names: Acrotherium intermedium Mercerat 1891 [synonym], Acrotherium variegatum Mercerat 1891 [synonym], Adelphotherium ligatum Ameghino 1887 [synonym], Adelphotherium lutarium Mercerat 1891 [synonym], Adelphotherium pumilum Mercerat 1891 [synonym], Adelphotherium repandum Mercerat 1891 [synonym], Adelphotherium rothi Mercerat 1891 [synonym], Adelphotherium trivium Mercerat 1891 [synonym], Gronotherium decrepitum Mercerat 1891 [synonym], Nesodon conspurcatus Ameghino 1887 [synonym], Nesodon cornutus Scott 1912 [synonym], Nesodon marmoratus Ameghino 1887 [synonym], Nesodon oweni Mercerat 1891 [synonym], Nesodon typicus Mercerat 1891 [synonym], Nesotherium argentinum Mercerat 1891 [synonym], Nesotherium nehringi Mercerat 1891 [synonym], Nesotherium rufum Mercerat 1891 [synonym], Nesotherium studeri Mercerat 1891 [synonym], Protoxodon clemens Fernández and Muñoz 2019 [synonym], Protoxodon henseli Mercerat 1891 [synonym], Protoxodon obliteratus Ameghino 1887 [synonym], Protoxodon speciosus Mercerat 1891 [synonym], Protoxodon sullivani Owen 1846 [synonym], Scophotherium cyclops Ameghino 1887 [synonym], Toxodon patagonensis Ameghino 1887 [synonym]
†Nesodon limitatum Mercerat 1891
†Nesodon taweretus Forasiepi et al. 2015
Invalid names: Acrotherium Ameghino 1887 [synonym], Adelphotherium Ameghino 1887 [synonym]
G. †Phobereotherium Ameghino 1887
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†Phobereotherium silvaticum Mercerat 1891
G. †Probereotherium Ameghino 1887
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†Probereotherium silvaticum Ameghino 1887
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†Pronesodon cristatus Ameghino 1894
†Pronesodon robustus Ameghino 1894
†Pronesodon vates Ameghino 1902
G. †Rhadinotherium Ameghino 1887
G. †Senodon
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†Senodon platyarthrus Ameghino 1894
G. †Xotoprodon Ameghino 1891
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†Xotoprodon maximus Ameghino 1891
†Xotoprodon solidus Ameghino 1891
G. †Ocnerotherium Pascual 1954
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†Ocnerotherium intermedium Pascual 1954
G. †Palaeotoxodon Ameghino 1904
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Invalid names: Palaeotoxodon protoburmeisteri Ameghino 1887 [nomen dubium]
G. †Palyeidodon Roth 1898
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†Palyeidodon obtusum Roth 1898
G. †Paratrigodon Cabrera and Kraglievich 1931
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†Paratrigodon euguii Cabrera and Kraglievich 1931
G. †Pisanodon Zetti 1972
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†Pisanodon nazari Cabrera and Kraglievich 1931
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Invalid names: Palaeotoxodon nazari Cabrera and Kraglievich 1931 [objective synonym]
G. †Posnanskytherium Liendo Lazarte 1943
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†Posnanskytherium desaguaderoi Liendo Lazarte 1943
†Posnanskytherium inchasense Anaya and MacFadden 1995
†Posnanskytherium viscachanense Saint-André 1999
†Posnanskytherium viscachanense Saint-André 1999
†Posnanskytherium viscachanense Saint-André 1999
G. †Proadinotherium Ameghino 1894
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†Proadinotherium angustidens Ameghino 1897
†Proadinotherium muensteri Ameghino 1902
†Proadinotherium saltoni Shockey and Anaya 2008
G. †Prototrigodon Kraglievich 1930
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†Prototrigodon rothi Kraglievich 1930
G. †Stenotephanos Ameghino 1886
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†Stenotephanos plicidens Ameghino 1885
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Invalid names: Eutomodus elautus Ameghino 1886 [synonym], Palaeotoxodon virgatus Ameghino 1886 [synonym]
†Stenotephanos speciosus Ameghino 1887
G. †Toxodon Owen 1837
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†Toxodon antiquus Moreno 1888
†Toxodon bilobidens Ameghino 1887
†Toxodon chapalmalensis Ameghino 1908
†Toxodon darwinii Burmeister 1866
†Toxodon excavatus Rovereto 1914
†Toxodon expansidens Cope 1885
†Toxodon gezi Ameghino 1917
†Toxodon giganteus Moreno 1888
†Toxodon gracilis Gervais and Ameghino 1880
†Toxodon platensis Owen 1837
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Invalid names: Toxodon angustidens Owen 1846 [synonym], Toxodon burmeisteri Giebel 1866 [synonym], Toxodon ensenadensis Ameghino 1887 [synonym], Toxodon gervaisii Gervais and Ameghino 1880 [synonym], Toxodon paradoxus Ameghino 1882 [synonym]
†Toxodon protoburmeisteri Ameghino 1887
†Toxodon virgatus Ameghino 1886
Subfm. †Toxodontinae Owen 1837
+
G. †Andinotoxodon Madden 1997
G. †Calchaquitherium Nasif et al. 2000
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†Calchaquitherium mixtum Nasif et al. 2000
G. †Eutomodus Ameghino 1889
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Invalid names: Tomodus Ameghino 1886 [synonym]
G. †Falcontoxodon Carrillo et al. 2018
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†Falcontoxodon aguilerai Carrillo et al. 2018
G. †Hoffstetterius Saint-André 1993
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†Hoffstetterius imperator Saint-André 1993
G. †Mesenodon Paula Couto 1982
G. †Minitoxodon Paula Couto 1982
G. †Neotoxodon Paula Couto 1982
G. †Nonotherium Castellanos 1942
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†Nonotherium hennigi Castellanos 1942
G. †Piauhytherium Guérin and Faure 2013
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†Piauhytherium capivarae Guérin and Faure 2013
G. †Xotodon Ameghino 1887
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†Xotodon ambrosettii Rovereto 1914
†Xotodon caravela Armella et al. 2018
†Xotodon catamarcensis Lydekker 1894
†Xotodon cristatus Moreno and Mercerat 1891
†Xotodon doellojuradoi Frenguelli 1920
†Xotodon foricurvatus Ameghino 1885
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Invalid names: Toxodon parvulus Burmeister 1885 [synonym]
†Xotodon maimarensis Bonini et al. 2017
†Xotodon major Rovereto 1914
†Xotodon prominens Ameghino 1889
†Xotodon smaltatus Kraglievich 1932
Invalid names: Morphippus corrugatus Ameghino 1899 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 798.4 kgs
Minimum body mass: 121.26 kgg
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2009-01-05 17:11:49
Modified: 2009-01-05 19:11:49
Source: s = species, g = genus, o = order, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Lillegraven 1979, MacFadden et al. 1996, Vizcaíno et al. 2010, Ji et al. 2002, Madden 1997, Hendy et al. 2009

Age range: base of the Middle Eocene to the top of the Holocene or 47.80000 to 0.00000 Ma

Collections (373 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Casamayoran - Mustersan56.0 - 42.0Argentina (Chubut) Leontiniidae indet. (176462)
Eocene - Pliocene56.0 - 2.588Brazil (Acre) Toxodontidae indet. (217776 217781)
Mustersan48.0 - 42.0Argentina (Chubut) Eomorphippus obscurus, Pseudostylops subquadratus (176286) Eomorphippus sp. (186802) Pseudostylops subquadratus (23371)
Middle Eocene47.8 - 37.71Argentina (Salta) Coquenia sp., Coquenia bondi (132937)
Bartonian41.3 - 38.0Argentina (Jujuy) Martinmiguelia fernandezi (176665)
Bartonian41.3 - 38.0Argentina (Salta) Leontiniidae indet. (176664)
Late/Upper Eocene37.2 - 33.9Peru (San Martin) Leontiniidae indet. (225588)
Tinguirirican36.0 - 29.0Argentina (Chubut) Eomorphippus obscurus, Eomorphippus pascuali (176195) Eomorphippus pascuali (176196) Eomorphippus sp., Eomorphippus obscurus, Eomorphippus pascuali (176200)
Early/Lower Oligocene33.9 - 28.4Chile Eomorphippus pascuali, Termastherium flacoensis, Eomorphippus sp., Notohippidae indet. (38072)
Early/Lower Oligocene33.9 - 28.4Argentina (Chubut) Eomorphippus obscurus, Eomorphippus pascuali (38611) Eomorphippus obscurus, Eurystomus stehlini, Lonkus rugei (38653) Leontinia gaudryi, Teushentherium camaronensis (186572)

Youngest occurrences
Time interval Ma Country or state PBDB collection number
Late/Upper Pleistocene0.129 - 0.0117Brazil (Pernambuco) Toxodon platensis (230715) Toxodon sp. (195186)
Late/Upper Pleistocene0.129 - 0.0117Brazil (Rio Grande do Sul) Toxodon sp. (28519) Toxodon sp., Toxodontinae indet. (147598) Toxodontidae indet. (124715)
Late/Upper Pleistocene0.129 - 0.0117Panama (Herrera) Mixotoxodon larensis (71278)
Late/Upper Pleistocene - Holocene0.129 - 0.0Brazil (Rio Grande do Norte) Toxodontidae indet. (148309)
Late/Upper Pleistocene - Holocene0.129 - 0.0Brazil (Bahia) Toxodon platensis (212472) Toxodontidae indet. (212449)
Late/Upper Pleistocene - Holocene0.129 - 0.0Brazil (Sergipe) Toxodontinae indet. (147191)
Late/Upper Pleistocene - Holocene0.129 - 0.0Argentina (Santiago del Estero) Toxodon sp. (216693)
Late/Upper Pleistocene - Holocene0.129 - 0.0Argentina (Buenos Aires) Toxodon platensis (191127)
Holocene0.0117 - 0.0Brazil (Acre) Toxodontidae indet. (217862 217869)
Holocene0.0117 - 0.0Brazil (Bahia) Toxodontinae indet. (147605)