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Arctotherium

Mammalia - Carnivora - Ursidae

Taxonomy
Arctotherium was named by Bravard (1857).

It was synonymized subjectively with Arctodus by Schultz and Howard (1935) and Kurten (1967).

It was assigned to Ursina by Ameghino (1885); to Ursidae by Ameghino (1902); to Tremarctinae by Trajano and Ferrarezzi (1995) and Soibelzon et al. (2008); and to Arctotheriini by Jiangzuo and Flynn (2020).

Synonymy list
YearName and author
1857Arctotherium Bravard
1885Arctotherium Ameghino p. 20
1902Arctotherium Ameghino
1995Arctotherium Trajano and Ferrarezzi p. 555
2008Arctotherium Soibelzon et al. p. 3
2020Arctotherium Jiangzuo and Flynn

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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()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
RankNameAuthor
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
—CarnivoramorphaWyss and Flynn 1993
—CarnivoraformesFlynn et al.
orderCarnivora
suborderCaniformiaKretzoi 1943
infraorderCanoidea(Simpson 1931)
superfamilyArctoideaFlower 1869
—Ursida
superfamilyUrsoideaFischer de Waldheim 1817
familyUrsidaeGray 1825
subfamilyUrsinaeSwainson 1835
tribeArctotheriini
genusArctotheriumBravard 1857

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. †Arctotherium Bravard 1857
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Subg. †Arctotherium (Arctotherium) Bravard 1857
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†Arctotherium angustidens Gervais and Ameghino 1880
†Arctotherium tarijense Ameghino 1902
†Arctotherium wingei Ameghino 1902
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Diet 2: carnivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:10
Modified: 2005-08-22 19:31:30
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Ji et al. 2002, Nowak 1991, Hendy et al. 2009, Lillegraven 1979

Age range: base of the Early/Lower Pleistocene to the top of the Lujanian or 2.58800 to 0.01200 Ma

Collections (27 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.9 - 1.8El Salvador A. sp. (107827)
Late/Upper Pliocene - Early/Lower Pleistocene3.6 - 0.781Venezuela (Monagas) A. wingei (144977)
Early/Lower Pleistocene2.588 - 0.781Bolivia (Tarija ) A. tarijense, A. wingei (70673)
Early/Lower Pleistocene2.588 - 0.781Bolivia A. tarijense, A. wingei (142016)
Early/Lower Pleistocene2.588 - 0.781Argentina (Buenos Aires) A. bonariense (227779)
Pleistocene2.588 - 0.0117Argentina (Buenos Aires) A. sp. (212469)
Pleistocene2.588 - 0.0117Brazil (Mato Grosso do Sul) A. sp. (230757)
Pleistocene - Holocene2.588 - 0.0Brazil (Ceará) A. brasiliense (107828)
Ensenadan1.75 - 0.4Bolivia A. sp. (71322)
Ensenadan1.75 - 0.4Argentina (Buenos Aires) A. angustidens (212113)
Lujanian0.781 - 0.012Argentina (Entre Ríos) A. bonariensis (203955)
Lujanian0.781 - 0.012Argentina (Cordoba) A. sp. (197916)
Lujanian0.781 - 0.012Argentina (Buenos Aires) Arctodus sp. (71303)
Middle Pleistocene0.774 - 0.129Bolivia (Chuquisaca) Arctodus sp. (70704)
Late/Upper Pleistocene0.129 - 0.0117Venezuela (Falcon) A. sp. (71283) A. wingei (145376)
Late/Upper Pleistocene0.129 - 0.0117Mexico (Quintana Roo) A. sp. (212361)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117Chile (Magallanes) Pararctotherium sp. (141367)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Catamarca) A. sp. (216694)
Late/Upper Pleistocene0.129 - 0.0117Chile A. sp. (225572)
Late/Upper Pleistocene0.129 - 0.0117Brazil (Piaui) A. bonaerense (71335) A. brasiliense, Arctodus brasiliensis (71334)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Santiago del Estero) A. sp. (191153)
Late/Upper Pleistocene - Holocene0.129 - 0.0Brazil (Bahia) A. brasiliense (71313)
Late/Upper Pleistocene - Holocene0.129 - 0.0Argentina (Buenos Aires) A. sp. (191127)
Late/Upper Pleistocene - Holocene0.129 - 0.0Venezuela (Monagas) A. wingei (145377)
Late/Upper Pleistocene - Holocene0.129 - 0.0Brazil (Rio Grande do Norte) A. sp. (148309)