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 Yinotheria †Shuotheridia Australosphenida

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. Mckenna. "Holotheria". Mikko's Phylogenetical Archive. Retrieved 19 July 2013.
2. 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.
3. Wang, Clemens, Hu & Li. "Holotheria". Mikko's Phylogenetical Archive. Retrieved 19 July 2013.