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Taxon: Genus †Allosaurus Marsh, 1877 (dinosaur)
 Entity: 

Authorship

Original name:  Marsh, 1877. Amer. J. Sci., (3) 14, 515.

Types

Type of: †Allosauridae (Family) Marsh, 1878 Ref: R.L. Carroll, 1988: App. (p. 621); 1 Jan 2019. [inferred]
Type of: †Allosauroidea (Superfamily) Marsh, 1878 Ref: M.T. Carrano et al., 2012: App. 1 (p. 292). [inferred]

Synonyms

Probably Senior subjective synonym: †Antrodemus (Genus) Leidy, 1870, nom. dub. Ref: G. Olshevsky, 1991: 112 ("?", "probably").
Questionably Synonymous name: †Antrodemus (Genus) Leidy, 1870, nom. dub. Ref: R.L. Carroll, 1988: App. (p. 621: "?"); PBDB(24 Sep 2021).
Synonymous name: †Labrosaurus (Genus) Marsh, 1879 Ref: PBDB: 24 Sep 2021.
Possibly Synonymous name: †Saurophagus (Genus) Stovall, 1941, nom. ined. Ref: G. Olshevsky, 1991: 113 ("may be", "(R. A. Long, pers. comm.)"); PBDB(16 May 2017). [implicit]
Possibly Synonymous name (subjective): †Antrodemus (Genus) Leidy, 1870, nom. dub. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS").
Possibly Synonymous name (subjective): †Apatodon (Genus) Marsh, 1877, nom. dub. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS"); PBDB(24 Sep 2021).
Possibly Synonymous name (subjective): †Creosaurus (Genus) Marsh, 1878, nom. dub. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS"); PBDB(21 Apr 2021).
Possibly Synonymous name (subjective): †Epanterias (Genus) Cope, 1878, nom. dub. Ref: G. Olshevsky (comp.), 2000-2021: 12 Jun 2021 ("PSS"); PBDB(21 Apr 2021).
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Last updated: 28 Aug 2026