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Homalodotheriidae

Mammalia - Notoungulata - Homalodotheriidae

Taxonomy
Homalodotheriidae was named by Gregory (1910). It is not extant. It was considered monophyletic by Martínez et al. (2020).

It was assigned to Homalodotheria by Gregory (1910); to Toxodonta by Simpson (1934); and to Toxodontia by Carroll (1988), Billet (2011), Deraco and GarcÍa-López (2016) and Martínez et al. (2020).

Synonymy list
YearName and author
1910Homalodotheriidae Gregory
1934Homalodotheriidae Simpson
1988Homalodotheriidae Carroll
2011Homalodotheriidae Billet
2016Homalodotheriidae Deraco and GarcÍa-López
2020Homalodotheriidae 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
familyHomalodotheriidaeGregory 1910
familyHomalodotheriidaeGregory 1910

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. †Homalodotheriidae Gregory 1910
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G. †Asmodeus Ameghino 1894
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†Asmodeus osborni Ameghino 1894
†Asmodeus petrasnerus Seoane and Cerdeño 2014
†Asmodeus scotti Ameghino 1894
G. †Asmodus
Subfm. †Chasicotheriinae Cabrera and Kraglievich 1931
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G. †Chasicotherium Cabrera and Kraglievich 1931
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†Chasicotherium rothi Cabrera and Kraglievich 1931
G. †Homalodotherium Huxley 1870
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†Homalodotherium canepai Bordas 1941
†Homalodotherium crassum Ameghino 1894
†Homalodotherium excursum Ameghino 1894
†Homalodotherium segoviae Ameghino 1891
G. †Trigonolophodon Roth 1903
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Maximum body mass: 340 kgg
Minimum body mass: 340 kgg
Body mass estimate: 340 kg
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: g = genus, o = order, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Lillegraven 1979, Vizcaíno et al. 2010, MacFadden et al. 1996, Ji et al. 2002, Hendy et al. 2009

Age range: base of the Mustersan to the top of the Chasicoan or 48.00000 to 9.00000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Mustersan48.0 - 42.0Argentina (Chubut) Trigonolophodon inflatus, Trigonolophodon elegans (175761)
Early/Lower Oligocene33.9 - 28.4Chile Trigonolophodon elegans (38072)
Deseadan29.0 - 21.0Argentina (Santa Cruz) Asmodeus osborni (50074)
Deseadan29.0 - 21.0Argentina (Mendoza) Asmodeus indet. (176466)
Deseadan29.0 - 21.0Argentina (Chubut) Asmodeus osborni (14211)
Burdigalian20.44 - 15.97Chile (Aisén) Homalodotherium sp. (71843)
Santacrucian17.5 - 16.3Argentina (Santa Cruz) Homalodotherium cunninghami (27313 176635 176636) Homalodotherium segoviae (176588) Homalodotherium sp. (142533 176564 176569 176571 210153 210154 210638 210787)
Friasian16.3 - 15.5Chile Homalodotherium sp. (176666)
Chasicoan10.0 - 9.0Argentina (Buenos Aires) Chasicotherium rothi (79180)