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Under construction
Crown clade: Clade Placentalia Owen 1837 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] (mammal)
 Entity: 

Concise hierarchy

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

Current position

Eutheria (Infraclass) Gill, 1872 Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 15).

Alternative positions

Eutheria (Clade) Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] Ref: M.A. O'Leary et al., 2004: fig. 28.2.
Theria (Clade) Parker & Haswell 1897 [McKenna 1975] Ref: T. Rowe, 1988: fig. 3.

Historical positions

Theria (Clade) Parker & Haswell 1897 [McKenna 1975] Ref: K. de Queiroz et al., 2020: x. [unofficial]
Eutheria (Infraclass) Gill, 1872 Ref: S. Bi et al., 2018: fig. 4. [unofficial]
Eutheria (Clade) Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] Ref: M.A. O'Leary et al., 2013: table S4 (pp. 100, 101).
Eutheria (Clade) Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] Ref: M.A. O'Leary et al., 2004: fig. 28.2.
Eutheria (Infraclass) Gill, 1872 Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 15).
Theria (Clade) Parker & Haswell 1897 [McKenna 1975] Ref: T. Rowe, 1988: figs. 3, 4.

Phylogeny

Crown clade Ref: M.A. O'Leary et al., 2004: 491 ("crown clade").
Reference phylogeny [PhyloCode] Ref: M.A. O'Leary et al., 2004: fig. 28.2. [inferred]

First representative

Leptacodon proserpinae Van Valen, 1978 Ref: M.A. O'Leary et al., 2013: table S2 (p. 85)
Protungulatum donnae Sloan & Van Valen, 1965 Ref: M.A. O'Leary et al., 2013: table S2 (p. 85)
Purgatorius coracis Fox & Scott, 2011 Ref: M.A. O'Leary et al., 2013: table S2 (p. 85)

Defined by the most recent common ancestor (and all its descendants) of

Bos taurus Linnaeus, 1758 Ref: M.A. O'Leary et al., 2004: 491
Dasypus novemcinctus Linnaeus, 1758 Ref: M.A. O'Leary et al., 2004: 491
Elephas maximus Linnaeus, 1758 Ref: M.A. O'Leary et al., 2004: 491

Included, by definition, in node-based clade

Theria (Clade) Parker & Haswell 1897 [McKenna 1975] Ref: T. Rowe, 1988: 247, 251 ("placentals")
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Last updated: 4 Aug 2022