Class [Mammalia] Linnaeus, 1758 - mammals Order Rodentia Bowdich, 1821 - rodents Family Echimyidae Gray, 1825 - spiny rats Genus Dactylomys Geoffroy Saint-Hilaire, 1838 - coro-coros 1 Dactylomys boliviensis Anthony, 1920 2 Dactylomys dactylinus (Desmarest, 1817) 3 Dactylomys peruanus J.A. Allen, 1900