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Monophyletic taxon: Cohort Marsupialia Jameson, 1818 - marsupials (mammal)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata - (Class) Mammalia

Included, by definition, in node-based clade

Theria (Supercohort) Parker & Haswell, 1897 Ref: M.C. McKenna & S.K. Bell, 1997: 49 (note 1: "marsupials"); 51.

Original position

Theria (Supercohort) Parker & Haswell, 1897 Ref: M.C. McKenna & S.K. Bell, 1997: 51.

Original entries

Aenigmadelphys (Genus) Cifelli & Johanson, 1994 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Ameridelphia (Magnorder) Szalay, 1982 Ref: M.C. McKenna & S.K. Bell, 1997: 67.
Anchistodelphys (Genus) Cifelli, 1990 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Archimetatheria (Suborder) Szalay, 1993 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Australidelphia (Magnorder) Szalay, 1982 Ref: M.C. McKenna & S.K. Bell, 1997: 53.
Gashternia (Genus) Simpson, 1935 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Iugomortiferum (Genus) Cifelli, 1990 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Kokopellia (Genus) Cifelli, 1993 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Thylacotinga (Genus) Archer, Godthelp & Hand, 1993 Ref: M.C. McKenna & S.K. Bell, 1997: 52.
Yingabalanaridae (Family) Archer, Every, Godthelp, Hand & Scally, 1990 Ref: M.C. McKenna & S.K. Bell, 1997: 52.

Current position

Notometatheria (Clade) Kirsch, Lapointe & Springer 1997 Ref: É.V. Oliveira et al., 2021: fig. 6. [inferred rank]

Alternative positions

Marsupialiformes (Supercohort) Vullo, Gheerbrant, de Muizon & Néraudeau, 2009 Ref: Wilson et al., 2016: fig. 3 [inferred rank] [implicit]
Metatheria (Infraclass) Huxley, 1880 Ref: K.D. Rose, 2006: table 1.2 (p. [9]).
Metatheria (Supercohort) Huxley, 1880 Ref: M.J. Benton, 2015: 443.
Theria (Supercohort) Parker & Haswell, 1897 Ref: M.C. McKenna & S.K. Bell, 1997: 51. [new rank]
Theria (Infralegion) Parker & Haswell, 1897 Ref: M.J. Benton, 2005: 400.

Historical positions

Metatheria (Supercohort) Huxley, 1880 Ref: M.J. Benton, 2015: 443.
Metatheria (Infraclass) Huxley, 1880 Ref: K.D. Rose, 2006: table 1.2, fig. 4.2.
Theria (Infralegion) Parker & Haswell, 1897 Ref: M.J. Benton, 2005: 400, box 10.3.
Metatheria (Infraclass) Huxley, 1880 Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 15).
Metatheria (Infraclass) Huxley, 1880 Ref: Z. Kielan-Jaworowska et al., 2004: tables 1.2 (p. [17]), 12.1 (p. [443]).
Theria (Supercohort) Parker & Haswell, 1897 Ref: M.C. McKenna & S.K. Bell, 1997: 51. [new rank]

Number of Subtaxa

2024 Available in Systema Naturae 2000 7o;19f;90g;321s;207ss; ‡2f;3g;11s;2ss; †1o;19f;143g;53s;1ss
1989-present Systema Naturae 2000 [7o;20f;89g;321s;207ss; ‡1f;3g;11s;2ss; †2o;29f;238g]
2015 M.J. Benton: 443 [8o]
1997 M.C. McKenna & S.K. Bell [5o;15f;73g; ‡1f;3g; †2o;28f;237g]
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Last updated: 1 Feb 2024