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. 2015 Apr 7;3:e857. doi: 10.7717/peerj.857

Table 2. Type specimens and localities of diplodocid species, ordered according to date of description.

Species Holotype Comments holotype Type locality Stratigraphic age Other type material
Dystrophaeus viaemalae Cope, 1877b USNM 2364 East Canyon Quarry, San Juan County, UT, USA Oxfordian; low in Morrison Form.
Amphicoelias altus Cope, 1877a AMNH 5764 Cope Quarry 12, Garden Park, Fremont County, CO, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
‘Amphicoelias’ latus Cope, 1877a AMNH 5765 Cope Quarry 15, Oil Tract, Garden Park, Fremont County, CO, USA Kimmeridgian; Salt Wash Member, Morrison Form.
Apatosaurus ajax Marsh, 1877a YPM 1860 braincase might be from another specimen (YPM 1840) Lakes Quarry 10, Morrison, Gunnison County, CO, USA Kimmeridgian/Tithonian, Upper Brushy Basin Member, Morrison Form.
Apatosaurus grandis Marsh, 1877a YPM 1901 Reed’s Quarry 1, Como Bluff, Albany County, WY USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form. YPM 1905 (paratype)
Amphicoelias fragillimus Cope, 1878 AMNH 5777 lost, not included into phylogenetic analysis Cope Quarry 3, Garden Park, Fremont County, CO, USA Tithonian; Morrison Form.
Atlantosaurus immanis Marsh, 1878 YPM 1840 Lakes Quarry 10, Morrison, Gunnison County, CO, USA Kimmeridgian/Tithonian, Upper Brushy Basin Member, Morrison Form.
Diplodocus longus Marsh, 1878 YPM 1920 Felch Quarry 1, Garden Park, Fremont County , CO, USA Kimmeridgian/Tithonian; Lower Middle part of Morrison Form.
Brontosaurus excelsus Marsh, 1879 YPM 1980 Reed’s Quarry 10, Albany County, WY, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
Apatosaurus laticollis Marsh, 1879 YPM 1861 Lakes Quarry 10, Morrison, Gunnison County, CO, USA Kimmeridgian/Tithonian, Upper Brushy Basin Member, Morrison Form.
Brontosaurus amplus Marsh, 1881 YPM 1981 Reed’s Quarry 10, Albany County, WY, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
Diplodocus lacustris Marsh, 1884 YPM 1922 Lakes Quarry 5, Morrison, Gunnison County, CO, USA Kimmeridgian/Tithonian; Upper Middle part of Morrison Form.
Barosaurus lentus Marsh, 1890 YPM 429 Hatch Ranch, Piedmont Butte, Meade County, SD, USA Kimmeridgian/Tithonian; Morrison Form.
Barosaurus affinis Marsh, 1899 YPM 419 Hatch Ranch, Piedmont Butte, Meade County, SD, USA Kimmeridgian/Tithonian; Morrison Form.
Diplodocus carnegii Hatcher, 1901 CM 84 Sheep Creek Quarry D(3), Albany County, WY, USA Kimmeridgian/Tithonian; Middle part of Morrison Form. CM 94 (cotype)
Elosaurus parvus Peterson & Gilmore, 1902 CM 566 young juvenile Sheep Creek Quarry 4, Albany County, WY, USA Kimmeridgian; Morrison Form.
Gigantosaurus africanus Fraas, 1908 SMNS 12141a, 12145a, 12143, 12140, 12142 individual also contains: SMNS 12145c, MB.R.2728, MB.R.2672, MB.R.2713 Tendaguru Quarry A, Tanzania Tithonian; Upper Dinosaur Member, Tendaguru Form.
Apatosaurus louisae Holland, 1915a CM 3018 might include skull CM 11162 Dinosaur National Monument Quarry, Uintah County, UT, USA Kimmeridgian/Tithonian; Morrison Form.
Apatosaurus minimus Mook, 1917 AMNH 675 Bone Cabin Quarry, Albany County, WY, USA Tithonian; Morrison Form.
Diplodocus hayi Holland, 1924 HMNS 175 previously CM 662, ic and some other bones still housed at CM Red Fork Powder River Quarry A, Johnson County, WY, USA Kimmeridgian/Tithonian; Morrison Form.
Apatosaurus alenquerensis Lapparent & Zbyszewski, 1957 no holotype assigned Moinho do Carmo, Alenquer, Lourinhã, Portugal Kimmeridgian/Tithonian; Sobral Member, Lourinhã Form. MIGM 2, 4931, 4956-57, 4970, 4975, 4979-80, 4983-84, 5780-81, 30370-88 (lectotype)
Barosaurus gracilis Russell, Béland & McIntosh, 1980 no type initially used to distinguish two morphotypes of ’B.’ africanus (Janensch, 1961)
Cetiosauriscus stewarti Charig, 1980 NHMUK R.3078 Peterborough brick-pit, England Callovian; Oxford Clay Form.
Supersaurus vivianae Jensen, 1985 BYU 12962 Dry Mesa Quarry, Mesa County, CO, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
Dystylosaurus edwini Jensen, 1985 BYU 4503 old specimen number: BYU 5750 Dry Mesa Quarry, Mesa County, CO, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
Seismosaurus halli Gillette, 1991 NMMNH 3690 NMMNH locality L-344, Sandoval Countdown, NM, USA Kimmeridgian; Brushy Basin Member, Morrison Form.
Dyslocosaurus polyonychius McIntosh, Coombs & Russell, 1992 AC 663 not sure if same individual, or even same locality unknown, probably close to Lance Creek, Eastern WY, USA Morrison, or Lance Form.
Apatosaurus yahnahpin Filla & Redman, 1994 Tate-001 Bertha Quarry, Albany County, WY, USA Kimmeridgian/Tithonian; low in Morrison Form.
Dinheirosaurus lourinhanensis Bonaparte & Mateus, 1999 ML 414 Praia de Porto Dinheiro, Lourinhã, Portugal Late Kimmeridgian; Amoreira-Porto Novo Member, Lourinhã Form.
Losillasaurus giganteus Casanovas, Santafé & Sanz, 2001 MCNV Lo-5 individual contains MCNV Lo-1 to Lo-26 La Cañada, Barranco de Escáiz, Valencia, Spain Tithonian/Barresian; Villar del Arzobispo Form. MCNV Lo-10 and Lo-23 (paratypes)
Suuwassea emilieae Harris & Dodson, 2004 ANS 21122 Rattlesnake Ridge Quarry, Carbon County, MT, USA Late Kimmeridgian; Lower Morrison Form.
Australodocus bohetii Remes, 2007 MB.R.2455 individual also contains MB.R.2454 Tendaguru Quarry G, Tanzania Tithonian; Upper Dinosaur Member, Tendaguru Form. MB.R.2454 (paratype)
Kaatedocus siberi Tschopp & Mateus, 2012 SMA 0004 Howe Quarry, Bighorn County, WY, USA Kimmeridgian/Tithonian; Brushy Basin Member, Morrison Form.
Leinkupal laticauda Gallina et al., 2014 MMCH-Pv 63-1 national route 237, 40 km S of Picún Leufú, Neuquén, Argentina Lower Cretaceous, Bajada Colorada Formation MMCH-Pv 63-2 to 63-8 (paratypes)