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Monophyletic taxon: Cohort Placentalia Owen, 1837 - placentals (mammal)
 Entity: 

Authorship

SN2000 author citation:  (Owen, 1837) M.C. McKenna & S.K. Bell, 1997
Original name:  Owen, 1837:903.
Subsequent rank (orig. spell.):  McKenna, M.C. & Bell, S.K. 1997. Classif. Mamm.: 80 ("Owen, 1837:903, new rank").

Variants

Basionym: Placentalia ([unranked]) Owen, 1837 Ref: M.C. McKenna & S.K. Bell, 1997: 80 (note 1). [new]
Clade-based name: Placentalia (Clade) Owen 1837 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] Ref: M.C. McKenna & S.K. Bell, 1997: 80. [new] [inferred]
Current rank: Placentalia (Infraclass) Owen, 1837 Ref: D.E. Wilson & D.M. Reeder, 2011: 56. [inferred]
Former rank: Placentalia (Infraclass) Owen, 1837 Ref: K.D. Rose, 2006: table 1.2. [inferred]

Synonyms

Synonymous name: Eutheria (Subclass) Gill, 1872 Ref: M.C. McKenna & S.K. Bell, 1997: 80. [new] [implicit]
Synonymous name: Eutheria (Infraclass) Gill, 1872 Ref: M.C. McKenna & S.K. Bell, 1997: 80 (incl. note 2). [new]
Synonymous name: Eutheria (Supercohort) Gill, 1872 Ref: M.C. McKenna & S.K. Bell, 1997: 80 (incl. note 2). [new]
Including: Epitheria (Magnorder) McKenna, 1975
Alternative name: Eutheria (Clade) Gill 1872 [O'Leary, Allard, Novacek, Meng & Gatesy 2004] Ref: M.J. Benton, 2005: 400.

Vernacular Names (English)

Full name: placentals
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Last updated: 28 Aug 2026