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Taxon:
Genus †
Amphicoelias
Cope, 1877
(dinosaur)
Taxa
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Hierarchy
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Entity:
†Diplodocidae (Family)
..†Apatosaurinae (Subfamily)
..†Dinheirosaurus (Genus)
..†Diplodocinae (Subfamily)
..†Dyslocosaurus (Genus)
..†Microdontosaurus (Genus)
..†Amphicoelias (Genus)
....†Amphicoelias altus (Species)
....†Amphicoelias fragillimus (Species)
Authorship
Original name
:
Cope, 1877.
Pal. Bull.
(no. 27): 2.
Attributes
Nomen dubium (nom. dub.)
Ref:
G. Olshevsky (comp.), 2000-2021
: 30 Oct 2018.
Nomen dubium (nom. dub.)
Ref:
G. Olshevsky (comp.), 2000-2021
: 12 Jun 2021 ("
nomen dubium
").
Types
Type, by monotypy
:
†
Amphicoelias altus
Cope, 1878a
Synonyms
Questionably
Including
:
†
Barosaurus
(Genus)
Marsh, 1890
Ref:
G. Olshevsky, 1991
: 142 ("?").
©2004-2026 Universal Taxonomic Services
Last updated:
28 Aug 2026