Class Mammalia Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Suborder Hystricognathi Tullberg, 1899 see Infraorder Hystricognathi Tullberg, 1899 Family Dinomyidae Peters, 1873 - pacarana 1 Genus Dinomys Peters, 1873 - pacarana