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Thylacosmilidae

Osteichthyes - Sparassodonta - Thylacosmilidae

Taxonomy
Thylacosmilidae was named by Riggs (1933). It is not extant. Its type is Thylacosmilus. It was considered monophyletic by de Muizon (1999).

It was assigned to Didelphoidea by McKenna and Bell (1997); to Borhyaenoidea by de Muizon (1994), de Muizon (1999); and to Sparassodonta by Goin et al. (2013).

Synonymy list
YearName and author
1933Thylacosmilidae Riggs
1994Thylacosmilidae de Muizon
1997Thylacosmilidae McKenna and Bell
1999Thylacosmilidae de Muizon p. 507
2013Thylacosmilidae Goin et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
RankNameAuthor
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
—Marsupialiformes
orderSparassodonta()
familyThylacosmilidaeRiggs 1933
familyThylacosmilidaeRiggs 1933

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. †Thylacosmilidae Riggs 1933
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G. †Anachlysictis Goin 1997
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G. †Patagosmilus Forasiepi and Carlini 2010
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†Patagosmilus goini Forasiepi and Carlini 2010
G. †Thylacosmilus Riggs 1933
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†Thylacosmilus atrox Riggs 1933
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Invalid names: Achlysictis lelongi Ameghino 1891 [synonym], Thylacosmilus lentis Riggs 1933 [synonym]
Invalid names: Achlysictis Ameghino 1891 [synonym], Hyaenodontops Ameghino 1908 [synonym], Notosmilus Kraglievich 1960 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubo
Locomotion: actively mobilec
Life habit: scansorialsubc
Diet: carnivoresubo
Reproduction: viviparoussubc
Created: 2013-05-24 23:51:13
Modified: 2013-05-24 08:51:13
Source: subo = suborder, subc = subclass, c = class, subp = subphylum
References: Clemens 1979, Goin 1997, Lillegraven 1979, Hendy et al. 2009, Carroll 1988

Age range: base of the Colhuehuapian to the top of the Chapadmalalan or 21.00000 to 3.00000 Ma

Collections (17 total)


Time interval Ma Country or state Original ID and collection number
Colhuehuapian21.0 - 17.5Argentina (Chubut) Thylacosmilidae indet. (141368)
Colloncuran15.5 - 13.8Argentina (Río Negro) Patagosmilus goini (142148)
Laventan13.8 - 11.0Colombia (Huila) Anachlysictis gracilis (143792 187121)
Laventan - Mayoan13.8 - 10.0Colombia Anachlysictis gracilis (13741)
Huayquerian8.0 - 5.0Argentina (Entre Rios) Achlysictis lelongi (55600)
Huayquerian8.0 - 5.0Argentina (La Pampa) Achlysictis lelongi (87198 151500)
Huayquerian - Montehermosan8.0 - 3.8Argentina (Catamarca) Thylacosmilus atrox, Thylacosmilus lentis (206027) Thylacosmilus lentis (203948)
Messinian7.246 - 5.333Argentina (La Pampa) Achlysictis lelongi, Thylacosmilus atrox (140932)
Montehermosan5.0 - 3.8Argentina (Buenos Aires) Achlysictis lelongi (198863)
Montehermosan - Chapadmalalan5.0 - 3.0Argentina (Catamarca) Achlysictis atrox (157795)
Chapadmalalan3.8 - 3.0Argentina (Buenos Aires) T. sp. (199154 199156) Thylacosmilus atrox (206598)
Late/Upper Pliocene3.6 - 2.58Argentina (Cordoba) Achlysictis lelongi (191133)