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Taxon: Genus †Tyrannosaurus Osborn, 1905 (dinosaur)
 Entity: 

Authorship

Original name, rank & spelling:  Osborn, H.F. 1905. Bull. Amer. Mus. Nat. Hist. 21 art. 14, (sep. 4 Oct 1905): 262 ("Tyrannosaurus rex gen. et sp. nov."). ≡

Types

Type of: †Tyrannosauridae (Family) Osborn, 1906 Ref: R.L. Carroll, 1988: App. (p. 621); [<12 Oct 2025]. [inferred]
Type of: †Tyrannosaurinae (Subfamily) Osborn, 1906 Ref: B. Grzimek et al. (eds.), 1973 (1971): 595. [inferred]
Type of: †Tyrannosaurini (Tribe) Osborn, 1906
Type of: †Tyrannosauroidea (Superfamily) Osborn, 1906

Homonyms

Junior homonym (allowed): Tyrannosaurus (Minor planet) Ref: S.J. Brands (comp.), 1989-present: 18 Sep 2016.

Synonyms

Synonymous name: †Dinotyrannus (Genus) Olshevsky, 1995 Ref: PBDB: 27 Oct 2013.
Synonymous name: †Dynamosaurus (Genus) Osborn, 1905 Ref: PBDB: 17 Sep 2021.
Synonymous name: †Stygivenator (Genus) Olshevsky, 1995 Ref: PBDB: 13 Feb 2019.
Synonymous name: †Tarbosaurus (Genus) Maleev, 1955 Ref: R.L. Carroll, 1988: App. (p. 621).
Synonymous name: †Tyrannosauripus (Genus) Lockley & Hunt, 1994 Ref: PBDB: 30 Apr 2013.
Questionably Synonymous name (subjective): †Alamotyrannus (Genus) Dalman & Lucas, 2013, nom. ined. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS").
Possibly Synonymous name (subjective): †Manospondylus (Genus) Cope, 1892, nom. dub. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS"); PBDB(24 Jun 2020).
Probably Including: †Nanotyrannus (Genus) Bakker, Williams & Currie, 1988, nom. dub. Ref: S.L. Brusatte & T.D. Carr, 2016: 6.
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Last updated: 28 Aug 2026