This document provides a taxonomy of lagomorphs and rodents, describing their classification and listing examples of families and species. It divides rodents into 5 suborders including Sciuromorpha, Castorimorpha, Myomorpha, Anomaluromorpha, and Hystricomorpha. Examples of rodent families and species are provided for each suborder. Lagomorphs are also classified, including the families Leporidae (hares and rabbits), Ochotonidae (pikas), and Prolagidae.