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Natura - nature ..actualia - actual entities ....Mundus - physical world ......naturalia - natural bodies ........Biota (Clade) ..........neomura ([unranked]) ............Eukaryota (Domain) - eukaryotes ..............discaria ([unranked]) ................dorsates ([unranked]) ..................podiates ([unranked]) ....................Amorphea (Clade) ......................Obazoa (Clade) ........................Opisthokonta (Clade) - animal-fungal clade ..........................Holozoa (Superkingdom) ............................filozoa ([unranked]) ..............................Animalia (Kingdom) - animals ................................Planulozoa (Clade) ..................................Bilateria (Subkingdom) - bilaterians ....................................Nephrozoa (Clade) ......................................Deuterostomia (Infrakingdom) ........................................Chordata (Phylum) - chordates ..........................................Craniata (Subphylum) ............................................Vertebrata (Infraphylum) - vertebrates ..............................................Pan-Gnathostomata (Clade) ................................................Gnathostomata (Superclass) - jawed vertebrates ..................................................Eugnathostomata ([unranked]) ....................................................Pan-Osteichthyes (Clade) ......................................................Osteichthyes (Clade) ........................................................Pan-Sarcopterygii ([unranked]) ..........................................................Sarcopterygii ([unranked]) ............................................................Dipnotetrapodomorpha ([unranked]) ..............................................................Rhipidistia ([unranked]) ................................................................Tetrapodomorpha ([unranked]) ..................................................................Osteolepidida (Clade) ....................................................................Eotetrapodiformes ([unranked]) ......................................................................Elpistostegalia ([unranked]) ........................................................................Stegocephali (Clade) ..........................................................................Labyrinthodontia (Clade) ............................................................................Tetrapoda (Clade) ..............................................................................Pan-Amniota (Clade) ................................................................................Batrachosauria ([unranked]) ..................................................................................Amniota (Clade) ....................................................................................Synapsida (Clade) ......................................................................................Therapsida (Clade) ........................................................................................Theriodontia ([unranked]) ..........................................................................................Eutheriodontia ([unranked]) ............................................................................................Cynodontia (Clade) ..............................................................................................Epicynodontia (Clade) ................................................................................................Eucynodontia (Clade) ..................................................................................................Probainognathia ([unranked]) ....................................................................................................Mammaliamorpha (Clade) ......................................................................................................Mammaliaformes (Clade) ........................................................................................................Amphilestheria (Clade) ..........................................................................................................Holotheria (Clade) ............................................................................................................Mammalia (Class) - mammals ..............................................................................................................Theriimorpha (Clade) ................................................................................................................Theriiformes (Clade) ..................................................................................................................Trechnotheria (Clade) ....................................................................................................................Cladotheria (Clade) ......................................................................................................................Zatheria (Clade) ........................................................................................................................Prototribosphenida (Clade) ..........................................................................................................................Boreosphenida (Clade) ............................................................................................................................Theria (Subclass) ..............................................................................................................................Eutheria (Infraclass) ................................................................................................................................Placentalia (Cohort) - placentals ..................................................................................................................................Boreoeutheria (Magnorder) ....................................................................................................................................Euarchontoglires (Superorder) ......................................................................................................................................Glires (Grandorder) ........................................................................................................................................Simplicidentata (Mirorder) ..........................................................................................................................................Rodentia (Order) - rodents ............................................................................................................................................Hystricomorpha (Suborder) ..............................................................................................................................................Hystricognathi (Infraorder) ................................................................................................................................................Caviomorpha (Parvorder) ..................................................................................................................................................Octodontoidea (Superfamily) ....................................................................................................................................................Abrocomidae (Family) - chinchilla-rats ....................................................................................................................................................Capromyidae (Family) - hutias and nutria ....................................................................................................................................................†Caviocricetus (Genus) ....................................................................................................................................................Ctenomyidae (Family) - tuco-tucos ....................................................................................................................................................†Dicolpomys (Genus) ....................................................................................................................................................Echimyidae (Family) - spiny rats ....................................................................................................................................................†Morenella (Genus) ....................................................................................................................................................Myocastoridae (Family) ....................................................................................................................................................Octodontidae (Family) - octodonts ....................................................................................................................................................[Petromyidae] (Family) ....................................................................................................................................................†Plataeomys (Genus) ....................................................................................................................................................‡Heptaxodontidae (Family) ......................................................................................................................................................‡Amblyrhiza (Genus) ......................................................................................................................................................[‡Clidomyinae] (Subfamily) ......................................................................................................................................................‡Clidomys (Genus) ......................................................................................................................................................‡Elasmodontomys (Genus) ......................................................................................................................................................[‡Heptaxodon] (Genus) ......................................................................................................................................................[‡Heptaxodontinae] (Subfamily) ......................................................................................................................................................†Pentastylomys (Genus) ......................................................................................................................................................†Tetrastylomys (Genus)

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Last updated: 28 Aug 2026