Concise hierarchy

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

Phylogeny

Node-based clade

Ref: Z. Kielan-Jaworowska et al., 2004: table 1.1 (p. 14: "Shuotherium + Crown Monotremata"). [implicit]

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

Monotremata (Order) Bonaparte, 1837		Ref: Z. Kielan-Jaworowska et al., 2004: table 1.1 (p. 14: "Crown Monotremata").
†Shuotherium (Genus) Chow & Rich, 1982		Ref: Z. Kielan-Jaworowska et al., 2004: table 1.1 (p. 14).

Generic clade

Yinotheria (Clade) Chow & Rich 1982 [Kielan-Jaworowska, Cifelli & Luo 2004]

Ref: Z. Kielan-Jaworowska et al., 2004: table 1.1 (p. 14). [inferred]

Current position

Prototheria (Subclass) Gill, 1872

Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 14). [indirect]

Alternative positions

Mammalia (Class) Linnaeus, 1758

Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 14).

Historical positions

Mammalia (Class) Linnaeus, 1758	Src: Z. Kielan-Jaworowska et al., 2004 (alt.): table 1.1 (p. 14).
Mammalia (Class) Linnaeus, 1758	Src: Z. Kielan-Jaworowska et al., 2004: table 6.1 (p. 206).

Number of Subtaxa

2024	Available in Systema Naturae 2000	1o;2f;3g;5s;9ss; †3o;5f;13g;15s
1989-present	Systema Naturae 2000: 21 Jul 2022	[1o;2f;3g;5s;9ss; †3o;5f;13g]