Orodus is an extinct genus of cartilaginous fish that lived from the late Pennsylvanian to the early Permian in what is now North America. Growing up to 2 m (7 ft) in length, it was quite large for sharks of its time.
- Wildlife of Gondwana: Dinosaurs and Other Vertebrates from the Ancient Supercontinent (Life of the Past) by Pat Vickers Rich, Thomas Hewitt Rich, Francesco Coffa, and Steven Morton
- Biology of Sharks and Their Relatives (Marine Biology) by Jeffrey C. Carrier, John A. Musick, and Michael R. Heithaus
- Kansas Geology: An Introduction to Landscapes, Rocks, Minerals, and Fossils by Rex Buchanan
- Major Events in Early Vertebrate Evolution (Systematics Association Special Volume) by Per Erik Ahlberg