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Monotypic taxon: Genus Thalarctos Gray, 1825 - polar bear (mammal)
 Entity: 

Authorship

Original name:  Gray, 1825:62.
Original rank: 
Original spelling: 

Types

Type: Thalarctos maritimus (Phipps, 1774)

Variants

Different rank: Thalarctos (Subgenus) Gray, 1825
Different spelling: Thalarcotos (Genus)
Different spelling: Thalassarctos (Genus) Gray, 1825 Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008].
Different spelling: Thalassarctus (Genus) Gloger, 1841 Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008].
Different spelling: Thalassiarchus (Genus) Kobelt, 1896 Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008].

Synonyms

Synonymous name: Ursus (Genus) Linnaeus, 1758 Ref: G.B. Corbet & J.E. Hill, 1991
In: Ursus (Genus) Linnaeus, 1758 Ref: W.C. Wozencraft, 2005: 589. [inferred]

Vernacular Names (English)

Full name: polar bear
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Last updated: 28 Aug 2026