Class [Mammalia] Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Family Erethizontidae Bonaparte, 1845 - New World porcupines Genus Echinoprocta Gray, 1865 - Upper Amazonian porcupine see Genus Coendou Lacépède, 1799 1 Echinoprocta rufescens (Gray, 1865) - Upper Amazonian porcupine see Coendou rufescens (Gray, 1865)