Class Mammalia Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Suborder Hystricognathi Tullberg, 1899 see Infraorder Hystricognathi Tullberg, 1899 Family Erethizontidae Bonaparte, 1845 - New World porcupines Genus Sphiggurus Cuvier, 1825 see Subgenus Sphiggurus F. Cuvier, 1825 Sphiggurus vestitus (Thomas, 1899) see Coendou vestitus Thomas, 1899