Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Mylodon

Osteichthyes - Mylodontidae

Taxonomy
Mylodon was named by Owen (1859) [named as a subgenus of Megalonyx by Owen 1840; raised to genus level]. It is not extant. Its type is Mylodon darwini. It is the type genus of Mylodontinae.

It was synonymized subjectively with Glossotherium by Simpson (1945), Hofstetter (1952), Kurten and Anderson (1980).

It was assigned to Edentata by Leidy (1860); to Mylomorpha by Ameghino (1885), Cope (1889); to Megatheriidae by Lydekker (1894), Hay (1902); to Mylodontidae by Owen (1859), Carroll (1988); to Mylodontinae by Hay (1930), Gaudin (1995); and to Mylodontini by Boscaini et al. (2019).

Species
M. ambiguus, M. darwini (syn. Gnathopsis oweni) (type species), M. freudenbergi, M. martinii, M. paranensis, M. renidens, M. sulcidens
Species lacking formal opinion data
M. darwinii, M. harlanii, M. listai
Entered
by J. Alroy on 2003-01-23; modified by M. Kouvari on 2019-09-04

Synonyms
Synonymy list
p. 659
YearName and author
1853Enbradys Leidy p. 241
1859Mylodon Owen
1860Mylodon Leidy p. 111
1885Mylodon Ameghino p. 118
1889Grypotherium Cope p. 659
1889Mylodon Cope p. 659
1894Mylodon Lydekker p. 77
1898Neomylodon Ameghino
1902Mylodon Hay p. 578
1930Mylodon Hay p. 411
1988Mylodon Carroll
1995Mylodon Gaudin
2019Mylodon Boscaini et al.

Is something missing? Join the Paleobiology Database and enter the data

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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Americatheria
—Xenarthra()
infraorderPilosaFlower 1883
—Folivora
—Eufolivora
familyMylodontidaeAmeghino 1889
subfamilyMylodontinaeGill 1872
tribeMylodontiniSaint-Andre 1994
genusMylodonOwen 1859

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.

G. †Mylodon Owen 1859
show all | hide all
†Mylodon ambiguus Ameghino 1885
†Mylodon darwini Owen 1839
hide
Invalid names: Gnathopsis oweni Leidy 1852 [synonym]
†Mylodon martinii Moreno 1888
†Mylodon paranensis Ameghino 1883
†Mylodon renidens Cope 1895
†Mylodon sulcidens Cope 1895
Invalid names: Eubradys [synonym], Grypotherium [synonym], Neomylodon Ameghino 1898 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-08-22 16:27:29
Modified: 2005-08-22 18:30:22
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1999, Carroll 1988, Hendy et al. 2009, Ji et al. 2002

Age range: base of the Late/Upper Oligocene to the top of the Holocene or 27.30000 to 0.00000 Ma

Collections (44 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Oligocene27.3 - 23.04Argentina (Santa Cruz) M. darwini (171151)
Santacrucian17.5 - 16.3Argentina (Santa Cruz) M. sp. (176565)
Late/Upper Pliocene3.6 - 2.58USA (Texas) M. sp. (191451)
Pleistocene2.58 - 0.0117Paraguay M. sp. (71292 191113)
Pleistocene2.58 - 0.0117Bolivia M. darwini (212468)
Pleistocene2.58 - 0.0117USA (Washington) M. sp. (235058)
Pleistocene2.58 - 0.0117USA (Louisiana) M. harlanii, M. renidens, M. sulcidens (161952)
Pleistocene2.58 - 0.0117USA (Texas) Megalonychidae indet. (207446) M. sp. (207454 207456)
Pleistocene2.58 - 0.0117USA (Mississippi) M. sp. (161194)
Pleistocene2.58 - 0.0117Argentina (Buenos Aires) M. darwini (212460 212462 212463) M. darwinii, M. darwini (212469) M. sp. (71315)
Pleistocene2.58 - 0.0117Brazil (Rio Grande do Sul) M. sp. (236301)
Ensenadan1.75 - 0.4Argentina (Buenos Aires) M. darwini (212461) M. sp. (199170)
Ensenadan1.75 - 0.4Bolivia M. darwini (71322)
Middle Pleistocene0.774 - 0.129Bolivia (Chuquisaca) M. darwini (70704)
Lujanian0.4 - 0.0117Argentina (Buenos Aires) M. darwini (212465)
Lujanian0.4 - 0.0117Argentina (Sante Fé) M. darwini (189512)
Lujanian0.4 - 0.0117Argentina M. darwini, Gnathopsis oweni (204208)
Lujanian0.4 - 0.0117Argentina (Entre Ríos) M. darwini (203956 212459)
Lujanian0.4 - 0.0117Argentina (Cordoba) M. darwini (197920)
Late/Upper Pleistocene (late glacial)0.129 - 0.0117Argentina (Santa Cruz) M. sp. (73844)
Late/Upper Pleistocene0.129 - 0.0117Guatemala (Peten) M. sp. (71312)
Late/Upper Pleistocene0.129 - 0.0117Chile M. darwini (225571) M. listai (71341 71342 71344)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Mendoza) M. listai (71311)
Late/Upper Pleistocene0.129 - 0.0117Uruguay (Canelones) M. darwini (231913)
Late/Upper Pleistocene0.129 - 0.0117Argentina M. darwinii (213470)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Chile (Magallanes) M. sp. (141367)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Buenos Aires) M. darwini (212464)
Late/Upper Pleistocene0.129 - 0.0117USA (Florida) M. sp. (104046)
Late/Upper Pleistocene0.129 - 0.0117Brazil (Rio Grande do Sul) M. darwini (147598)
Late/Upper Pleistocene - Holocene0.129 - 0.0Chile M. listai (71340)
Holocene0.0117 - 0.0Chile (Ultima Esperanza) M. darwinii (151088)
Holocene0.0117 - 0.0Argentina M. listai (71343)