After Upchurch, 1998, Salgado, Garrido, S.E. Cocca & J.R. Cocca, 2004, and Rauhut, Remes, Fechner, Cladera & Puerta, 2005, with Rebbachisaurid phylogeny from Sereno et al., 2007
Alternative phylogeny of Diplodocimorpha after J.A. Wilson & Sereno, 1998, and J.A. Wilson, 2002
<==o †Diplodocimorpha Upchurch, 1998 [non? Calvo & Salgado, 1995] |?-o †Amphicoelias Cope, 1877d; L.Jur. WNAm. | |-- †A. altus Cope, 1877d [AMNH 5764] | `?- †A. fragillimus Cope, 1878c [AMNH 5777, type lost] `--o Diplodocoidea Marsh, 1884 sensu Upchurch, 1995 |--o †Rebbachisauroidea Apesteguía, 2007 [Rebbachisauridae sensu Sereno, 2007] | |?- †Rayososaurus agrioensis Bonaparte, 1996 | |-- †Nopcsaspondylus alarconensis Apesteguía, 2007 | |-- †Histriasaurus boscarollii Dalla Vecchia, 1998 | `--o †Rebbachisauridae Bonaparte, 1997 | `--+-- †Rebbachisaurus garasbae Lavocat, 1954 | `--+--+-- ̸Demandasaurus darwini Fernández-Baldor, Canudo, Huerta, Montero, Suberbiola & Salgado, 2011 [“Spanish rebbachisaurid”] | | `-- †Nigersaurus taqueti Sereno et al., 1999 [incl. †Rebbachisaurus tamesnensis Lapparent, 1960a] | `--+-- †Zapalasaurus bonapartei Salgado, de Souza Carvalho, & Garrido, 2006 | `--+-- †Limaysaurus tessonei (Calvo & Salgado, 1995) Salgado, Garrido, Cocca, S. E. & Cocca, J. R., 2004 [Rebbachisaurus tessonei Calvo & Salgado, 1995; Limaysaurus tessonei Calvo & Salgado, 1995 (nomen nudum)] | `-- †Cathartesaura anaerobica Gallina & Apesteguía, 2005 `--+-- †Amazonsaurus maranhensis de Souza Carvalho, dos Santos Avilla & Salgado, 2003 `--o †Flagellicaudata Harris & Dodson, 2004 |--+-- †Suuwassea emilieae Harris & Dodson, 2004 | `-- †Diplodocidae Marsh, 1884 (diplodocids; diplodokukset, piiskahännät) `--o †Dicraeosauridae Janensch, 1929b [Diplodocidae: Dicraeosaurinae Janensch, 1929b] |?- †Dyslocosaurus polyonychius McIntosh, Coombs & Russell, 1992 |-- †Amargasaurus cazaui Salgado & Bonaparte, 1991 `--+-- †Brachytrachelopan mesai Rauhut, Remes, Fechner, Cladera & Puerta, 2005 `--o †Dicraeosaurus Janensch, 1914 |-- †D. hansemanni Janensch, 1914 `-- †D. sattleri Janensch, 1914
After Tschopp, Mateus & Benson, 2015<==o †Diplodocoidea |--o †Rebbachisauridae | |-- †Zapalasaurus | `--+--+-- †Demandasaurus | | `-- †Nigersaurus | `--+-- †Limaysaurus | `-- †Cathartesaura `--+-- †Haplocanthosaurus priscus `--+--+-- †Cetiosauriscus stewartii | `-- †Barosaurus affinis `--o †Flagellicaudata |-- †Diplodocidae `--o †Dicraeosauridae |-- †Dyslocosaurus `--+-- †Suuwassea `--+-- †Brachytrachelopan `--+-- †Amargasaurus `-- †Dicraeosaurus Reference(s):
|
After Gallina, Apesteguía, Haluza & Canale, 2014 (based on datamatrix from Mannion et al., 2011)<==o †Diplodocoidea |-- †Haplocanthosaurus `--o Diplodocoidea |?- †Amazonsaurus |--o †Rebbachisauridae | |-- †Rayososaurus | |-- †Histriasaurus | |-- †Rebbachisaurus | |-- †Zapalasaurus | `--+--+-- †Cathartesaura | | `-- †Limaysaurus | `--+-- †Demandasaurus | `-- †Nigersaurus `--o †Flagellicaudata |--o †Dicraeosauridae | |-- †Suuwassea emilieae | `--+-- †Amargasaurus | `--+-- †Brachytrachelopan | `-- †Dicraeosaurus `-- †Diplodocidae Reference(s):
|
After Remes, 2006<==o †Diplodocoidea |-- †Haplocanthosaurus `--+--+-- †Nigersaurus | |-- †Rayososaurus | `-- †Rebbachisaurus `--+--+-- †Dicraeosaurus | `-- †Amargasaurus `--+-- †Suuwassea |-- †Apatosaurus `--o †Diplodocinae |-- †Tornieria `--+-- †Barosaurus `-- †Diplodocus Reference(s):
|
After J.A. Wilson & Sereno, 1998, J.A. Wilson, 2002, and Sereno et al., 2007<==o †Diplodocoidea |-- †Haplocanthosaurus `--o Diplodocoidea |?- †Amazonsaurus |--o †Rebbachisauridae | |?- †Rayososaurus | |-- †Histriasaurus | `--+-- †Rebbachisaurus | `--+--+-- “Spanish rebbachisaurid” | | `-- †Nigersaurus | `--+-- †Zapalasaurus | `--+-- †Limaysaurus | `-- †Cathartesaura `--o †Flagellicaudata |-- †Suuwassea emilieae |-- †Diplodocidae `--o †Dicraeosauridae |-- †Amargasaurus `--+-- †Brachytrachelopan `-- †Dicraeosaurus Note:The only difference in analysis done by Upchurch (1998) and Wilson (2002) is the position of genus Haplocanthosaurus. In Upchurch's analysis it lies below the Diplodocimorpha-Macronaria dichonomy, i.e. outside of the Neosauropoda. Wilson places Haplocantosaurus within the Diplodocimorpha [his Diplodocoidea] as the most primitive member of the clade. Rebbachisaurid phylogeny is based on Sereno et al., 2007 |
Reference(s):
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