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Thylacosmilus
Taxonomy
Thylacosmilus was named by Riggs (1933). It is not extant. Its type is Thylacosmilus atrox.
It was assigned to Thylacosmilinae by Riggs (1933); to Thylacosmilidae by de Muizon (1994), McKenna and Bell (1997) and de Muizon (1999); and to Thylacosmilinae by Engelman et al. (2020).
It was assigned to Thylacosmilinae by Riggs (1933); to Thylacosmilidae by de Muizon (1994), McKenna and Bell (1997) and de Muizon (1999); and to Thylacosmilinae by Engelman et al. (2020).
Species
T. atrox (syn. T. lentis, Achlysictis lelongi) (type species)
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1891 | Achlysictis Ameghino |
| 1933 | Thylacosmilus Riggs |
| 1994 | Thylacosmilus de Muizon |
| 1997 | Achlysictis McKenna and Bell |
| 1997 | Thylacosmilus McKenna and Bell |
| 1999 | Thylacosmilus de Muizon p. 507 |
| 2020 | Thylacosmilus Engelman et al. |
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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. †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]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, subc = subclass, c = class, subp = subphylum | |||||
| References: Goin 1997, Clemens 1979, Hendy et al. 2009, Lillegraven 1979, Carroll 1988 | |||||
Age range: base of the Huayquerian to the top of the Chapadmalalan or 9.00000 to 3.00000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Huayquerian | Argentina (Entre Rios) | Achlysictis lelongi (55600) | |
| Huayquerian | Argentina (La Pampa) | Achlysictis lelongi (87198 140932 151500) | |
| Huayquerian - Montehermosan | Argentina (Catamarca) | T. atrox, T. lentis (206027) T. lentis (203948) | |
| Montehermosan | Argentina (Buenos Aires) | Achlysictis lelongi (198863) | |
| Montehermosan - Chapadmalalan | Argentina (Catamarca) | Achlysictis atrox (157795) | |
| Chapadmalalan | Argentina (Buenos Aires) | T. atrox (206598) | |
| Late/Upper Pliocene | Argentina (Cordoba) | Achlysictis lelongi (191133) |