Diplodocus longus Marsh 1878 (diplodocine)

Reptilia - Saurischia - Diplodocidae

Full reference: O. C. Marsh. 1878. Principal characters of American Jurassic dinosaurs. Part I. American Journal of Science and Arts 16:411-416

Belongs to Diplodocus according to S. G. Lucas et al. 2006

See also Anonymous 1933, Bakker 1996, Bedell and Trexler 2005, Blumberg and Sokoloff 1961, Carpenter 1997, Chure et al. 2006, Drevermann 1911, Fraas 1908, Gadow 1901, Galiano and Albersdörfer 2010, Galiano and Albersdörfer 2010, Gilmore 1932, Harris 2006, Hay 1902, Herne and Lucas 2006, Huene 1914, Huene 1919, Johnson 1931, Keller 1973, Knight 1900, Knoll et al. 2012, Lull 1919, Marsh 1878, Marsh 1896, Mateus 2006, McIntosh 1981, McIntosh 1990, McIntosh 1990, Osborn 1899, Pompeckj 1920, Remes 2007, Remes 2009, Salgado 1999, Sauvage 1880, Steel 1970, Stokes 1949, Swinton 1970, Tatarinov 1964, Tornier 1913, Tschopp and Mateus 2013, Tschopp et al. 2015, Upchurch et al. 2004, von Zittel 1911, Walcott 1900, Wings 2015, Winkler 1893, Woodward 1885, Woodward 1898 and Zittel 1890

Sister taxa: Diplodocus carnegii, Diplodocus hallorum

Type specimen: YPM 1920, a partial skeleton. Its type locality is Felch Quarry 1, Garden Park (YPM), which is in a Kimmeridgian/Tithonian channel sandstone/claystone in the Morrison Formation of Colorado.

Ecology: ground dwelling herbivore

Average measurements (in mm): femur circumference 562.5, fibula circumference 295.0, humerus circumference 451.8, radius circumference 254.4, tibia circumference 404.2, ulna circumference 291.2

Estimated body mass: 13.5 tons based on femur circumference and humerus circumference

Distribution:

• Jurassic of United States (5: Colorado, Utah, Wyoming collections)

Total: 5 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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