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Taxon: Trechnotheria McKenna 1975 (mammal) [unverified]
 Entity: 

Concise hierarchy

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

Phylogeny

Node-based clade Ref: Z.-X. Luo et al., 2002: 26. [implicit]

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

Theria (Clade) Parker & Haswell 1897 [McKenna 1975] Ref: Z.-X. Luo et al., 2002: 26 ("crown Theria").
Zhangheotherium (Genus) Hu et al., 1997 Ref: Z.-X. Luo et al., 2002: 26.

Generic clade

Trechnotheria (Clade) McKenna 1975 Ref: Z.-X. Luo et al., 2002: 26. [inferred]

Current position

Theriiformes (Clade) Rowe 1988 Ref: M.J. Benton, 2005: 400. [inferred rank] [implicit]

Alternative positions

Acrotheria (Subclass) Averianov & Lopatin, 2011 Ref: A.O. Averianov & A.V. Lopatin, 2011: fig. [new position]
Mammalia (Class) Linnaeus, 1758 Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 14).

Historical positions

Mammalia (Clade) Linnaeus 1758 [Rowe 1988], nom. cl. inval. Src: A.O. Averianov et al., 2013: 321, fig. 2. [inferred]
Acrotheria (Subclass) Averianov & Lopatin, 2011 Src: A.O. Averianov & A.V. Lopatin, 2011: fig. [new position]
Mammalia (Class) Linnaeus, 1758 Src: Z. Kielan-Jaworowska et al., 2004 (alt.): tables 1.1 (p. 14), 9.1 (p. 344).

Number of Subtaxa

2024 Available in Systema Naturae 2000 26o;163f;1202g;5115s;4347ss;302v; ‡12f;52g;110s;33ss;1v; †39o;320f;4274g;1530s;65ss;1v
1989-present Systema Naturae 2000 [26o;135f; ‡1o;10f;52g; †36o;299f;4343g]
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Last updated: 1 Feb 2024