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Taxon:
Genus †
Diplodocus
Marsh, 1878
(dinosaur)
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Hierarchy
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Entity:
†Diplodocinae (Subfamily)
..†Ardetosaurus (Genus)
..†Barosaurus (Genus)
..†Galeamopus (Genus)
..†Kaatedocus (Genus)
..†Leinkupal (Genus)
..†Supersaurus (Genus)
..†Tornieria (Genus)
..†Diplodocus (Genus)
....†Diplodocus carnegii (Species)
....†Diplodocus hallorum (Species)
....†Diplodocus longus (Species)
Authorship
Original name
:
Marsh, 1878. Amer. J. Sci., (3) 16, 414; Marsh 1884, Amer. J. Sci., (3) 27, 161-168.
Types
Type of
:
†
Diplodocidae
(Family)
Marsh, 1884
Ref:
R.L. Carroll, 1988
: App. (p. 621); 13 Oct 2025.
[inferred]
Type of
:
†
Diplodocinae
(Subfamily)
Marsh, 1884
Type, by monotypy
:
†
Diplodocus longus
Marsh, 1878
Homonyms
Junior homonym (allowed)
:
Diplodocus
(Minor planet)
Ref:
S.J. Brands (comp.), 1989-present
: 18 Sep 2016.
Synonyms
Including
:
†
Seismosaurus
(Genus)
Gillette, 1991
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Last updated:
28 Aug 2026