Zatheria

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

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

Phylogeny[edit]

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


Mammaliaformes 

Morganucodontidae

Mammalia 

PrototheriaMonotremata

Theriiformes

Allotheria→†Multituberculata

Holotheria

Kuehneotheria

Trechnotheria

Amphiodon

Symmetrodonta

Zhangheotherium

 Cladotheria 

Dryolestoidea

 Zatheria 

Peramura

Tribosphenida

Aegialodontia

 Theria 

MetatheriaMarsupialia

EutheriaPlacentalia

Further reading[edit]

  • McKenna, Bell: Classification of Mammal: Above the Species Level

References[edit]

  1. ^ Rowe, Timothy (1988). "Definition, diagnosis, and origin of Mammalia". Journal of Vertebrate Paleontology. 8 (3): 241–264. doi:10.1080/02724634.1988.10011708. ISSN 0272-4634.
  2. ^ McKenna, Malcolm C.; Bell, Susan K. (1997). Classification of Mammals Above the Species Level. Columbia University Press. pp. 9–10. ISBN 978-0-231-11012-9. Retrieved 16 March 2015.

External links[edit]