Kingdom [Animalia] Linnaeus, 1758 - animals
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Subdivision Bilateralia
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Class Mammalia Linnaeus, 1758 - mammals
Subclass Eutheria Gill, 1872
see Infraclass Eutheria Gill, 1872
Order Rodentia Bowdich, 1821 - rodents
Suborder Caviomorpha Wood & Patterson, 1955
see Parvorder Caviomorpha Wood & Patterson, 1955
Superfamily Octodontoidea Waterhouse, 1839
Family Echimyidae Gray, 1825 - spiny rats
Subfamily Echimyinae Gray, 1825
Genus Isothrix Wagner, 1845 - toros
Isothrix bistriata Wagner, 1845