Sphaerotholus buchholtzae Williamson and Carr 2003 (ornithischian)

Reptilia - Neornithischia - Pachycephalosauridae

Full reference: T. E. Williamson and T. D. Carr. 2003. A new genus of derived pachycephalosaurian from western North America. Journal of Vertebrate Paleontology 22(4):779-801

Belongs to Sphaerotholus according to N. R. Longrich et al. 2010

See also Mallon et al. 2015, Maryanska et al. 2004, Sullivan 2003, Williamson and Carr 2003 and Williamson et al. 2009

Sister taxa: Prenocephale prenes, Sphaerotholus edmontonense, Sphaerotholus brevis, Sphaerotholus goodwini

Type specimen: RTMP 87.113.3. Its type locality is western Carter County, which is in a Maastrichtian terrestrial horizon in the Hell Creek Formation of Montana.

Ecology: ground dwelling herbivore

Distribution: found only at western Carter County

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Specimen images are retrieved through the ePANDDA API.

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