Cladotheria

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Cladotherians
Temporal range: Middle Jurassic - Holocene, 165–0 Ma
Kangaroo and joey03.jpg
Kangaroo with her joey
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Clade: Synapsida
Class: Mammalia
Superlegion: Trechnotheria
Legion: Cladotheria
McKenna, 1975
Subgroups

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Cladotheria is a group (legion) of mammals that includes the ancestor of Dryolestoidea, Peramuridae and Zatheria (living therians plus all of its ancestors).

Phylogeny

Below is a cladogram from Rowe (1988) and McKenna and Bell (1997) showing one hypothesis of mammal relationships:[1][2]

Mammaliaformes 

†Morganucodontidae

Mammalia 

Prototheria→Monotremata

Theriiformes

†Allotheria→†Multituberculata

Holotheria

†Kuehneotheria

Trechnotheria

†Zhangheotherium †("Symmetrodonta")

 Cladotheria 

†Dryolestoidea

 Zatheria 

†Peramura

Tribosphenida

†Aegialodontia

 Theria 

Metatheria→Marsupialia


Eutheria→Placentalia










Further reading

Zofia Kielan-Jaworowska, Richard L. Cifelli, and Zhe-Xi Luo, Mammals from the Age of Dinosaurs: Origins, Evolution, and Structure (New York: Columbia University Press, 2004), 14, 531.

References

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External links


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