A study of the troödont dinosaurs with the description of a new genus and four new species

Citation

Brown, B.; Schlaikjer, E. M. (1943). A study of the troödont dinosaurs with the description of a new genus and four new species. Bulletin of the American Museum of Natural History 82(5): 115-150.

Names first published here

• Hanssuesia sternbergi species as Troodon sternbergi
• Pachycephalosaurus genus
• Pachycephalosaurus wyomingensis species
• Sphaerotholus edmontonensis species

Cited by genera

• Denversaurus

  Equates the "Lance formation" label carried by Corson County specimens of this era with the Hell Creek beds.

• Foraminacephale

  Records the holotype's site as the east side of the Red Deer River below Berry Creek, collected by L. M. Lambe in 1901.

• Hanssuesia

  Original description as Troodon sternbergi on NMC 8817; later reassigned to Stegoceras and then to Hanssuesia by Sullivan (2003).

• Pachycephalosaurus
• Sphaerotholus

  Erects the basionym Troodon edmontonensis (now Sphaerotholus edmontonensis) on domes from the Edmonton (Horseshoe Canyon) Formation.