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Tremarctos
Taxonomy
Tremarctos was named by Gervais (1855) [type South American T. ornatus]. It is extant.
It was assigned to Tremarctini by Chorn and Hoffman (1978), Hunt (1998); to Tremarctinae by Bjork (1970), Kurten and Anderson (1980), Trajano and Ferrarezzi (1995), Waits et al. (1999); to Ursidae by Gervais (1855), Ewer (1973), Carroll (1988), Albright et al. (2019); and to Arctotheriini by Jiangzuo and Flynn (2020).
It was assigned to Tremarctini by Chorn and Hoffman (1978), Hunt (1998); to Tremarctinae by Bjork (1970), Kurten and Anderson (1980), Trajano and Ferrarezzi (1995), Waits et al. (1999); to Ursidae by Gervais (1855), Ewer (1973), Carroll (1988), Albright et al. (2019); and to Arctotheriini by Jiangzuo and Flynn (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1855 | Tremarctos Gervais |
| 1970 | Tremarctos Bjork |
| 1973 | Tremarctos Ewer |
| 1978 | Tremarctos Chorn and Hoffman p. 3 |
| 1980 | Tremarctos Kurten and Anderson p. 178 |
| 1988 | Tremarctos Carroll |
| 1995 | Tremarctos Trajano and Ferrarezzi p. 559 |
| 1998 | Tremarctos Hunt, Jr. p. 185 |
| 1999 | Tremarctos Waits et al. p. 86 |
| 2019 | Tremarctos Albright et al. p. 176 |
| 2020 | Tremarctos Jiangzuo and Flynn |
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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. Tremarctos Gervais 1855
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†Tremarctos floridanus Gidley 1928 [Florida cave bear]
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Invalid names: Tremarctos mexicanus Stock 1950 [synonym]
Tremarctos ornatus Cuvier 1825 [spectacled bear]
Diagnosis
No diagnoses are available