Class Mammalia Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Suborder Hystricognathi Tullberg, 1899 see Infraorder Hystricognathi Tullberg, 1899 Family Octodontidae Waterhouse, 1840 - octodonts Genus Octodon Bennett, 1832 - degus 1 Octodon bridgesi Waterhouse, 1845 - Bridges's degu 2 Octodon degus (Molina, 1782) - degu 3 Octodon lunatus Osgood, 1943 - moon-toothed degu