Zatheria

Zatheria Temporal range: Middle Jurassic - Holocene, 165–0 Ma PreЄ Є O S D C P T J K Pg N
Kangaroo with her joey
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Clade:	Cladotheria
Clade:	Zatheria McKenna, 1975
Subgroups
†Arguitheriidae †Arguitherium †Arguimuridae †Arguimus †Vincelestidae †Vincelestes †Peramura †Peramuridae Tribosphenida

Zatheria is a group (sublegion) of mammals that includes the common ancestor of Arguitheriidae, Arguimuridae, Vincelestidae, Peramuridae and Tribosphenida (living therians plus all of its ancestors).

Below is a cladogram from Rowe (1988) and McKenna and Bell (1997) showing one hypothesis of mammal relationships:

†Morganucodontidae

Prototheria→Monotremata

†Allotheria→†Multituberculata

†Kuehneotheria

†Zhangheotherium †("Symmetrodonta")

†Dryolestoidea

†Peramura

†Aegialodontia

Metatheria→Marsupialia

Eutheria→Placentalia

...
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