Galeamopus hayi Holland 1924 (diplodocine)

Reptilia - Saurischia - Diplodocidae

Alternative combination: Diplodocus hayi

Belongs to Galeamopus according to E. Tschopp and O. Mateus 2017

See also Anonymous 1933, Bakker 1996, Bedell and Trexler 2005, Chure et al. 2006, Gilmore 1932, Holland 1924, Lucas et al. 2006, Mateus 2006, McIntosh 1981, McIntosh 1990, McIntosh 1990, McIntosh 2005, Steel 1970, Swinton 1970, Tschopp and Mateus 2013, Tschopp and Mateus 2013, Tschopp et al. 2015 and Upchurch et al. 2004

Sister taxon: Galeamopus pabsti

Type specimen: HMS 175 (= CM 662), a partial skeleton. Its type locality is Red Fork Powder River Quarry A, which is in a Kimmeridgian/Tithonian pond horizon in the Morrison Formation of Wyoming.

Ecology: ground dwelling herbivore

Average measurements (in mm): femur circumference 590.0, fibula circumference 279.0, humerus circumference 459.4, radius circumference 248.5, tibia circumference 444.0, ulna circumference 275.0

Estimated body mass: 14.8 tons based on femur circumference and humerus circumference

Distribution:

• Jurassic of United States (2: Wyoming collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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