TABLE 1. List of all currently valid rebbachisaurid species. *Bellardini et al. (2023) incorrectly state that the holotype of H. boscarollii is ‘lost’; the vertebra still exist and is available for study (T.T.P. van der Linden, personal obs., 2025; F. Vidaković, personal comm., 2025).
| Taxon | Holotype | Comment | Reference |
| Maraapunisaurus fragillimus (Cope, 1878) | AMNH FARB 5777 | Type species | Carpenter, 2018 |
| Rebbachisaurus garasbae Lavocat, 1954 | MNHN-MRS 1958 | Type species | Lerzo et al., 2024a, 2024b |
| Limaysaurus tessonei (Calvo and Salgado, 1995) | MUCPv-205 | Type species | Lerzo et al., 2024a, 2024b |
| Rayososaurus agrioensis Bonaparte, 1996 | MACN-N 41 | Type species | Lerzo et al., 2024a, 2024b |
| Histriasaurus boscarollii Dalla Vecchia, 1998 | WN V-6* | Type species | Lerzo et al., 2024a, 2024b |
| Agustinia ligabuei Bonaparte, 1999 | MCF-PVPH-110 | Type species | Bellardini et al., 2022b; Lerzo et al., 2024a, 2024b |
| Nigersaurus taqueti Sereno, Beck, Dutheil, Larsson, Lyon, Moussa, Sadleir, Sidor, Varricchio, G.P. Wilson, and J.A. Wilson, 1999 | MNN GAD512 | Type species | Lerzo et al., 2024a, 2024b |
| Amazonsaurus maranhensis Carvalho, Santos Avilla, and Salgado, 2003 | MN & UFRJ-DG; multiple specimen numbers, see Carvalho et al., 2003 | Type species | Lerzo et al., 2024a, 2024b |
| Cathartesaura anaerobica Gallina and Apesteguía, 2005 | MPCA-232 | Type species | Lerzo et al., 2024a, 2024b |
| Zapalasaurus bonapartei Salgado, Carvalho, and Garrido, 2006 | Pv-6127-MOZ | Type species | Lerzo et al., 2024a, 2024b |
| Xenoposeidon proneneukos Taylor and Naish, 2007 | NHMUK R2095 | Type species | Taylor, 2018; Salgado et al., 2022 |
| Nopcsaspondylus alarconensis Apesteguía, 2007 | The holotype is lost and never got an inventory number | Type species | Salgado et al., 2022 |
| Demandasaurus darwini Torcida Fernández-Baldor, Canudo, Huerta, Montero, Suberbiola, and Salgado, 2011 | MDS-RII; multiple specimen numbers, see Torcida Fernández-Baldor et al., 2011 | Type species | Lerzo et al., 2024a, 2024b |
| Comahuesaurus windhauseni Carballido, Salgado, Pol, Canudo, and Garrido, 2012 | MOZ-Pv 6722 | Type species | Lerzo et al., 2024a, 2024b |
| Tataouinea hannibalis Fanti, Cau, Hassine, and Contessi, 2013 | ONM DT; multiple specimen numbers, see Fanti et al., 2013 | Type species | Lerzo et al., 2024a, 2024b |
| Katepensaurus goicoecheai Ibiricu, Casal, Martínez, Lamanna, Luna, and Salgado, 2013 | UNPSJB-PV; multiple specimen numbers, see Casal et al., 2013 | Type species | Lerzo et al., 2024a, 2024b |
| Lavocatisaurus agrioensis Canudo, Carballido, Garrido, and Salgado, 2018 | MOZ-Pv1232 | Type species | Lerzo et al., 2024a, 2024b |
| Itapeuasaurus cajapioensis Lindoso, Araújo Medeiros, Souza Carvalho, Araújo Pereira, Dienes Mendes, Vidoi Iori, Pinheiro Sousa, Souza Arcanjo, and Costa Madeira Silva, 2019 | UFMA; multiple specimen numbers, see Lindoso et al., 2019 | Type species | Lerzo et al., 2024a, 2024b |
| Sidersaura marae Lerzo, Gallina, Canale, Otero, Carballido, Apesteguía, and Makovicky, 2024 | MMCh-PV 70 | Type species | Lerzo et al., 2024a, 2024b |
| Campananeyen fragilissimus Lerzo, Torcida Fernández-Baldor, Canale, Whitlock, Otero, and Gallina, 2024 | MMCh-PV 71 | Type species | Lerzo et al., 2024b |
| Cienciargentina sanchezi Simón and Salgado, 2025 | MMCh-PV 45 | Type species | Simón and Salgado, 2025 |
TABLE 2. List of all currently valid dicraeosaurid species.
| Taxon | Holotype | Comment | Reference |
| Smitanosaurus agilis (Marsh, 1889) | USNM 5384 | Type species | Whitlock and Wilson-Mantilla, 2020 |
| Dicraeosaurus hansemanni Janensch, 1914 | MB.R. 4886; skelett “m” from Quarry m | Type species | Bajpai et al., 2023 |
| Dicraeosaurus sattleri Janensch, 1914 | Skelett “M” from quarry M; multiple MB.R. specimen numbers | Schwarz-Wings and Böhme, 2014 | |
| Amargasaurus cazaui Salgado and Bonaparte, 1991 | MACN-N 15 | Type species | Gallina et al., 2022 |
| Suuwassea emilieae Harris and Dodson, 2004 | ANS 21122 | Type species | Harris and Dodson, 2004; Lovelace et al., 2007; Whitlock, 2011a; Tschopp et al., 2015; Whitlock and Wilson-Mantilla, 2020 |
| Brachytrachelopan mesai Rauhut, Remes, Fechner, Cladera and Puerta, 2005 | MPEF-PV 1716 | Type species | Whitlock and Wilson-Mantilla 2020; Bajpai et al., 2023 |
| Amargatitanis macni Apesteguía, 2007 | MACN PV N53 | Type species | Gallina et al., 2022 |
| Lingwulong shenqi Xu, Upchurch, Mannion, Barrett, Regalado-Fernandez, Mo, Ma, and Liu, 2018 | LM V001a | Type species | Xu et al., 2018; Bajpai et al., 2023 |
| Pilmatueia faundezi Coria, Windholz, Ortega, and Currie, 2019 | MLL-Pv-005 | Type species | Coria et al., 2019; Whitlock and Wilson-Mantilla 2020 |
| Bajadasaurus pronuspinax Gallina, Apesteguía, Canale, and Haluza, 2019 | MMCh-PV 75 | Type species | Gallina et al., 2019, 2022 |
| Tharosaurus indicus Bajpai, Datta, Pandey, Ghosh, Kumar, and Bhattacharya, 2023 | RWR-241 (A-K) | Type species | Bajpai et al., 2023 |
TABLE 3. List of all currently valid apatosaurine species.
| Taxon | Holotype | Comment | Reference |
| Apatosaurus ajax Marsh, 1877a | YPM VP.001860 | Type species | Tschopp et al., 2015; Mannion et al., 2021 |
| Apatosaurus louisae Holland, 1916 | CM 3018 | Tschopp et al., 2015; Mannion et al., 2021 | |
| Brontosaurus excelsus Marsh, 1879 | YPM VP.001980 | Type species | Tschopp et al., 2015; Mannion et al., 2021 |
| Brontosaurus parvus (Peterson and Gilmore, 1902) | CM 566 | Tschopp et al., 2015; Mannion et al., 2021 | |
| Brontosaurus yahnahpin (Filla and Redman, 1994) | TATE-001 | Tschopp et al., 2015; Mannion et al., 2021 |
TABLE 4. List of all currently valid diplodocine species.
| Taxon | Holotype | Comment | Reference (position in clade) |
| Diplodocus longus Marsh, 1878 | YPM VP.001920 | Type species | Tschopp et al., 2015 |
| Barosaurus lentus Marsh, 1890 | YPM VP.000429 | Type species | Mannion et al., 2021 |
| Diplodocus carnegii Hatcher, 1901 | CM 84 | Tschopp et al., 2015; Mannion et al., 2021 | |
| Tornieria africana (Fraas, 1908) | SMNS 12141a | Type species | Tschopp et al., 2015 |
| Galeamopus hayi (Holland, 1924) | HMNS 175 | Type species | Tschopp et al., 2015; Mannion et al., 2021 |
| Supersaurus vivianae Jensen, 1985 | BYU 12962 | Type species | Lovelace et al., 2007; Tschopp et al., 2015; Mannion et al., 2021 |
| Diplodocus hallorum (Gillette, 1991) | NMMNH 3690 | Tschopp et al., 2015 | |
| Supersaurus lourinhanensis (Bonaparte and Mateus, 1999) | ML 414 | Tschopp et al., 2015 | |
| Kaatedocus siberi Tschopp and Mateus, 2013 | NMZ 1000004 (SMA 0004) |
Type species | Whitlock and Wilson Mantilla 2020; Mannion et al., 2021 |
| Leinkupal laticauda Gallina, Apesteguía, Haluza, and Canale, 2014 | MMCh-PV 63-1 | Type species | Tschopp et al., 2015; Gallina et al., 2022 |
| Galeamopus pabsti Tschopp and Mateus, 2017 | NMZ 1000011 (SMA 0011) |
Tschopp and Mateus, 2017; Mannion et al., 2021 | |
| Ardetosaurus viator van der Linden, Tschopp, Sookias, Wallaard, Holwerda, and Schulp, 2024 | MAB011899 | Type species | van der Linden et al., 2024 |
TABLE 5. List of all currently valid diplodocoid species with uncertain phylogenetic placements.
| Taxon | Holotype | Comment | Reference |
| Dystrophaeus viaemalae Cope, 1877a | USNM 2364 | Type species | Tschopp et al., 2015 |
| Amphicoelias altus Cope, 1877b | AMNH FARB 5764 | Type species | Mannion et al., 2021 |
| Haplocanthosaurus priscu s Hatcher, 1903 | CM 572 | Type species | Tschopp et al., 2015; Mannion et al., 2021; Boisvert et al., 2024 |
| Haplocanthosaurus delfsi McIntosh and Williams, 1981 | CMNH 10380 | Mannion et al., 2021 | |
| Dyslocosaurus polyonychius McIntosh, Coombs, and Russell, 1992 | AC 663 | Type species | Tschopp et al., 2015 |
