Holotheria

Holotheres^[1] Temporal range: Late Triassic - Holocene, 220–0 Ma PreЄ Є O S D C P T J K Pg N

Life restoration of a Gobiconodon
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Synapsida
Class:	Mammalia
Clade:	Holotheria Wible et al., 1995
Subgroups^[1]
†Amphidontoidea †Amphilestidae †Chronoperatidae †Eutriconodonta †Kuehneotheria †Gobiconodonta †Tinodon? Trechnotheria

Holotheria are a diverse group of mammals that are descendants of the last common ancestor of Kuehneotherium and Theria (the group that includes marsupials and placental mammals).^[2]

Classification

According to McKenna/Bell (1997):^[1]

Class Mammalia
- Subclass Theriiformes
  - Infraclass Holotheria
    - Genus †Chronoperates?
    - Superlegion †Kuehneotheria
      - Genus †Woutersia
      - Family †Kuehneotheriidae
    - Superlegion Trechnotheria
      - Legion †Symmetrodonta*
        Genus †Casamiquelia?
        
        Genus †Thereuodon?
        
        Genus †Atlasodon?
        
        Genus †Eurylambda?
        
        Genus †Peralestes?
        
        Genus †Shuotherium?
        
        Order †Amphidontoidea
        Family †Amphidontidae
        
        Order †Spalacotherioidea
        Genus †Gobiotheriodon?
        
        Genus †Maotherium
        
        Genus †Zhangheotherium
        
        Family †Tinodontidae
        
        Family †Barbereniidae?
        Genus †Guirogatherium?
        
        Genus †Barberenia?
        
        Family †Spalacotheriidae
        Genus †Microderson
        
        Genus †Shalbaatar
        
        Genus †Spalacotherium
        
        Subfamily †Spalacolestinae
        Genus †Symmetrolestes
        
        Genus †Akidolestes
        
        Genus †Heishanlestes
        
        Genus †Spalacotheroides
        
        Genus †Spalacotheridium
        
        Genus †Spalacolestes
        
        Genus †Symmetrodontoides
      - Legion Cladotheria
        Genus †Butlerigale?
        
        Family †Ausktribosphenidae?
        
        Sublegion †Dryolestoidea
        Order †Dryolestida
        
        Order †Amphitheriida
        
        Sublegion Zatheria
        Infralegion †Peramura
        
        Infralegion Tribosphenida
        Genus †Ambondro?
        
        Genus †Hypomylos?
        
        Genus †Montanalestes?
        
        Genus †Tribactonodon?
        
        Supercohort †Aegialodontia
        Family †Aegialodontidae
        Genus †Aegialodon
        
        Genus †Kielantherium
        
        Supercohort Theria
        Order †Deltatheroida
        
        Order †Asiadelphia
        
        Cohort Marsupialia
        Magnorder Australidelphia
        
        Superorder Microbiotheria
        
        Superorder Eometatheria
        Order †Yalkaparidontia
        
        Order Notoryctemorphia
        
        Grandorder Dasyuromorphia
        
        Grandorder Syndactyli
        Order Peramelia
        
        Order Diprotodontia
        
        Magnorder Ameridelphia
        
        Cohort Placentalia
        Order †Bibymalagasia
        
        Magnorder Xenarthra
        
        Magnorder Epitheria

According to Wang, Clemens, Hu & Li, 1998^[3]

Class Mammalia
- Subclass Theriiformes
  - Infraclass Holotheria
    - Genus †Chronoperates?
    - Superlegion †Kuehneotheria
    - Superlegion Trechnotheria
      - Family †Amphidontidae
      - Superfamily †Spalacotheroidea
      - Legion Symmetrodonta
        Genus †Asfaltomylos?
        
        Genus †Atlasodon?
        
        Family †Ausktribosphenidae?
        
        Genus †Casamiquelia?
        
        Genus †Thereuodon?
        
        Genus †Eurylambda?
        
        Genus †Shuotherium
        
        Legion Cladotheria
        Genus †Butlerigale?
        
        Sublegion †Dryolestoidea
        Order †Dryolestida
        
        Order †Amphitheriida
        Genus †Amphitherium
        
        Sublegion Zatheria
        Genus †Arguitherium?
        
        Genus †Arguimus?
        
        Genus †Nanolestes?
        
        Genus †Vincelestes?
        
        Infralegion †Peramura
        
        Infralegion Tribosphenida

References

1 2 3 Mckenna. "Holotheria". Mikko's Phylogenetical Archive. Retrieved 19 July 2013.
↑ Wible, J. R., Rougier, G. W., Novacek, M. J. & McKenna, M. C. (2001). "Earliest eutherian ear region: A petrosal referred to Prokennalestes from the Early Cretaceous of Mongolia." American Museum Novitates, 3322.
↑ Wang, Clemens, Hu & Li. "Holotheria". Mikko's Phylogenetical Archive. Retrieved 19 July 2013.

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