Achelousaurus Sampson 1994 (ceratopsid)

Reptilia - Neornithischia - Ceratopsidae

Full reference: S. D. Sampson. 1994. Two new horned dinosaurs (Ornithischia: Ceratopsidae) from the Upper Cretaceous Two Medicine Formation, Montana, USA. Journal of Vertebrate Paleontology 14(3, suppl.):44A

Parent taxon: Centrosaurinae according to D. C. Evans and M. J. Ryan 2015

See also Dodson 1997, Dodson et al. 2004, Farke 2004, Farke et al. 2011, Fiorillo and Tykoski 2012, Horner et al. 2001, Longrich 2010, McDonald and Horner 2010, Ryan 2007, Ryan and Russell 2005, Sampson 1994, Sampson 1995, Vickaryous and Ryan 1997 and Xu et al. 2010

Sister taxa: Albertaceratops, Avaceratops, Brachyceratops, Centrosaurus, Coronosaurus, Diabloceratops, Einiosaurus, Machairoceratops, Monoclonius, Nasutoceratops, Nasutoceratopsini, Pachyrhinosaurini, Pachyrhinosaurus, Rubeosaurus, Sinoceratops, Spinops, Styracosaurus, Wendiceratops, Xenoceratops

Subtaxa: Achelousaurus horneri

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Ecology: ground dwelling herbivore


• Cretaceous of United States (2: Montana 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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