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Under construction
Clade: Synapsida Osborn 1903 [Gauthier et al. 1989] (vertebrate)
 Entity: 

Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata

Defined by included crown clade (and all taxa more closely related to it than to any other extant taxon)

Mammalia (Clade) Linnaeus 1758 [Rowe 1988], nom. cl. inval. Ref: 340 ("mammals").

Current position

Amniota (Clade) Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Ref: R.V. Hill, 2005: fig. 5.

Historical positions

Amniota (Clade) Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Ref: J.S. Nelson, 2006: 467.
Amniota (Clade) Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Ref: R.V. Hill, 2005: fig. 5.
Amniota (Clade) Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Ref: M.J. Benton, 2004: fig. 1.2. [out of scope (coherent)]
Amniota (Clade) Haeckel, 1866 [Gauthier, Kluge & Rowe 1988] Ref: T. Rowe, 1988: fig. 2. [implicit]

Number of Subtaxa

2024 Available in Systema Naturae 2000 1c;27o;165f;1205g;5120s;4356ss;302v; ‡12f;52g;110s;33ss;1v; †54o;411f;4532g;1801s;65ss;1v
1989-present Systema Naturae 2000 [1c;27o;137f]
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Last updated: 1 Feb 2024