Psittacotherium is an extinct genus of taeniodont from the Paleocene of North America.
- Mammoths, Sabertooths, and Hominids by Jordi Agusti and Mauricio Anton
- The Beginning of the Age of Mammals by Kenneth D. Rose
- Classification of Mammals by Malcolm C. McKenna and Susan K. Bell
- Evolution of Herbivory in Terrestrial Vertebrates: Perspectives from the Fossil Record by Hans-Dieter Sues