Mammalia
Class within Chordata
Afrosoricida
Amphitheriida
Anagaloidea
Apatotheria
Arctocyonia
Arctostylopida
Artiodactyla
Carnivora
Chiroptera
Cimolesta
Cingulata
Creodonta
Dasyuromorphia
Dermoptera
Didelphimorphia
Dinocerata
Diprotodontia
Dryolestida
Eulipotyphla
Eutriconodonta
Gobiconodonta
Haplorhini
Hyaenodonta
Hyracoidea
Lagomorpha
Litopterna
Macroscelidea
Mesonychia
Microbiotheria
Monotremata
Multituberculata
Notoryctemorphia
Notoungulata
Paucituberculata
Pecora
Peramelemorphia
Peramura
Perissodactyla
Pholidota
Pilosa
Plesiadapiformes
Polydolopimorpha
Polydolopimorphia
Primates
Proboscidea
Rodentia
Scandentia
Sirenia
Sparassodonta
Symmetrodonta
Tubulidentata
Xenarthra
Yalkaparidontia