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Diplodocidae (diplodocid)

Reptilia -

Taxonomy
Diplodocidae was named by Marsh (1884).

It was synonymized subjectively with Amphicoeliidae by Kuhn (1966); it was synonymized subjectively with Atlantosauridae by Bonaparte (1978); it was reranked as the unranked clade Diplodocidae by Tschopp et al. (2015) and Mannion et al. (2019).

It was assigned to Sauropoda by Vetter (1884); to Opisthocoelia by Hay (1902); to Diplodocia by Tornier (1913); to Allophagi by Jaekel (1914); to Homalosauropodidae by Huene (1948) and Young (1958); to Sauropoda by Bakker (1986); to Neosauropoda by Wilson and Sereno (1994) and Salgado et al. (1997); to Sauropoda by McIntosh (1997); to Sauropoda by Marsh (1884), Marsh (1884), Marsh (1885), Marsh (1895), Marsh (1896), Marsh (1898), Huene (1908), Huene (1908), Huene (1909), von Zittel (1911), Huene (1914), Nopcsa (1923), Huene (1927), Huene (1927), Huene (1959), Galton (1977), Russell (1984), Bonaparte (1986), Carroll (1988), McIntosh (1990), Benton (1990) and Bonaparte (1999); to Diplodocimorpha by Calvo and Salgado (1995) and Salgado (1999); to Sauropoda by Dollo (1884), Dollo (1889), Zittel (1890), Winkler (1893), Mansel-Pleydell (1902), Joubert (1908), Arldt (1909), Matthew (1915), Lull (1924), Nopcsa (1928), Roxo (1937), Kuhn (1946), Lapparent (1947), Bonaparte (1980), McIntosh (1981) and Chure et al. (2006); to Diplodocoidea by Upchurch (1995), Upchurch (1995), Hunt et al. (1995), Wilson and Smith (1996), Sereno (1997), Upchurch (1997), Dong (1998), Sereno (1998), Wilson and Sereno (1998), Sereno (1999), Sereno et al. (1999), Wilson (2002), Upchurch et al. (2004), Apesteguía (2005), Remes (2006), Royo-Torres et al. (2007), Suteethorn et al. (2010) and Wilson and Allain (2015); and to Flagellicaudata by Gallina and Apesteguía (2005), Taylor and Naish (2005), Rauhut et al. (2005), Salgado et al. (2006), Remes (2007), Remes (2009), Whitlock (2011), Ibiricu et al. (2012), Tschopp and Mateus (2013), Gallina et al. (2014), Tschopp et al. (2015) and Mannion et al. (2019).

Synonymy list
YearName and author
1884Diplodocidae Dollo p. 298
1884Diplodocidae Marsh
1884Diplodocidae Vetter p. 357
1885Diplodocidae Marsh p. 764
1889Diplodocidae Dollo p. 677
1890Diplodocidae Zittel p. 714
1893Diplodocidae Winkler p. 101
1895Diplodocidae Marsh
1896Diplodocidae Marsh p. 241
1898Diplodocidae Marsh p. 158
1902Diplodocidae Hay p. 486
1902Diplodocidae Mansel-Pleydell p. lxxv
1908Diplodocidae Huene p. 297
1908Diplodocidae Joubert p. 270
1909Diplodocidae Arldt p. 262
1909Diplodocidae Huene p. 14
1911Diplodocidae von Zittel p. 288
1913Diplodocidae Tornier p. 370
1914Diplodocidae Huene p. 38
1914Diplodocidae Jaekel p. 197
1915Diplodocidae Matthew p. 32
1923Diplodocidae Nopcsa p. 126
1924Diplodocidae Lull p. 236
1927Diplodocidae Huene p. 124
1928Diplodocidae Nopcsa p. 184
1937Diplodocidae Roxo p. 65
1946Diplodocidae Kuhn p. 66
1947Diplodocidae Lapparent p. 17
1948Diplodocidae Huene p. 93
1958Diplodocidae Young p. 25
1959Diplodocidae Huene p. 122
1977Diplodocidae Galton p. 230
1980Diplodocidae Bonaparte p. 82
1981Diplodocidae McIntosh p. 17
1984Diplodocidae Russell p. 29
1986Diplodocidae Bakker p. 461
1986Diplodocidae Bonaparte p. 253
1988Diplodocidae Carroll
1990Diplodocidae Benton p. 19
1990Diplodocidae McIntosh p. 388
1994Diplodocidae Wilson and Sereno p. 52A
1995Diplodocidae Calvo and Salgado p. 14
1995Diplodocidae Hunt et al. pp. 263-264
1995Diplodocidae Upchurch p. 253
1996Diplodocidae Wilson and Smith p. 73A
1997Diplodocidae McIntosh p. 656
1997Diplodocidae Salgado et al. p. 25 fig. 19
1997Diplodocidae Sereno p. 453
1997Diplodocidae Upchurch p. 82A
1998Diplodocidae Dong p. 84
1998Diplodocidae Sereno p. 63
1998Diplodocidae Wilson and Sereno p. 17
1999Diplodocidae Bonaparte p. 141
1999Diplodocidae Salgado p. 204
1999Diplodocidae Sereno p. 2138 fig. 2
1999Diplodocidae Sereno et al. p. 1346 fig. 4
2002Diplodocidae Wilson p. 240 fig. 13
2004Diplodocidae Upchurch et al. p. 264
2005Diplodocidae Apesteguía p. 256
2005Diplodocidae Gallina and Apesteguía p. 159 fig. 5
2005Diplodocidae Rauhut et al. p. 672 fig. 2
2005Diplodocidae Taylor and Naish pp. 3-4
2006Diplodocidae Chure et al. p. 236
2006Diplodocidae Remes p. 664 fig. 9
2006Diplodocidae Salgado et al. p. 704 fig. 9
2007Diplodocidae Remes p. 654
2007Diplodocidae Royo-Torres et al. p. 184
2009Diplodocidae Remes p. 26
2010Diplodocidae Suteethorn et al.
2011Diplodocidae Whitlock
2012Diplodocidae Ibiricu et al. p. 220
2013Diplodocidae Tschopp and Mateus p. 877 fig. 11
2014Diplodocidae Gallina et al. p. 2 fig. 4
2015Diplodocidae Tschopp et al.
2015Diplodocidae Wilson and Allain p. 25 fig. 16
2019Diplodocidae Mannion et al.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Sauropsida
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Eosuchia()
Neodiapsida
RankNameAuthor
SauriaGauthier 1984
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Saurischia()
Eusaurischia
Sauropodomorpha(Huene 1932)
Massopoda
Sauropodiformes
Sauropoda()
Eusauropoda
Neosauropoda
Diplodocoidea()
Diplodocimorpha
Flagellicaudata
Diplodocidae()
Diplodocidae()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
ReferenceDiagnosis
K. A. v. Zittel 1890Zähne eylindrisch, schlank, auf den vorderen Theil der Kiefer beschränkt. Schwanzicirhel lang, amphieöl, unten tief ausgehöhlt; Haemapophysen mit einem nach vorn und einem nach hinten gerichteten Ast. Sitzbein gerade, die distalen Enden nicht verbreitert, in der Symphyse zusammenstossend.
B. F. Nopcsa 1928teeth reduced; anterior limbs short; anterior dorsal spines bified
F. v. Huene 1948Nasal openings between the highly situated orbits; 15 cervicals, 10 dorsals; bifid neural spines; double-spined haemapophyses; lower arm elongated; metacarpus arranged in a cylinder. Upper Jurassic to Lower Cretaceous.