Concise hierarchy

(Kingdom) Animalia - (Phylum) Chordata

Phylogeny

Node-based clade		Ref: T. Rowe, 1988: 249. [implicit]
Reference phylogeny [PhyloCode]		Ref: T. Rowe, 1988: fig. 3. [implicit]

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

Mammalia (Clade) Linnaeus 1758 [Rowe 1988], nom. cl. inval.		Ref: T. Rowe, 1988: 249.
†Tritylodontidae (Family) Cope		Ref: T. Rowe, 1988: 249.

Original entries

†Haramiyidae (Family) Simpson, 1947		Ref: T. Rowe, 1988: fig. 4.
Mammaliaformes (Clade) Rowe 1988		Ref: T. Rowe, 1988: 250, figs. 3, 4.
†Tritheledontidae (Family) Broom		Ref: T. Rowe, 1988: fig. 4.
†Tritylodontidae (Family) Cope		Ref: T. Rowe, 1988: 249, 250, figs. 3, 4.

Current position

Probainognathia ([unranked]) Hopson, 1990

Ref: M.J. Benton, 2015: 438. [inferred rank] [implicit]

Alternative positions

Cynodontia (Clade) Owen 1861 [Gauthier, Kluge & Rowe 1988]	Ref: T. Rowe, 1988: 249. [new taxon]
Eucynodontia (Clade) Kemp 1982 [Rowe 1993]	Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): 113.

Historical positions

Eucynodontia (Clade) Kemp 1982 [Rowe 1993]	Ref: Z. Kielan-Jaworowska et al., 2004 (alt.): 113, table 3.3 (p. 134); figs. 3.13, 3.20.
Cynodontia (Clade) Owen 1861 [Gauthier, Kluge & Rowe 1988]	Ref: T. Rowe, 1988: 249-250, figs. 2-4. [new taxon]

Number of Subtaxa

2024	Available in Systema Naturae 2000	1c;27o;165f;1205g;5120s;4356ss;302v; ‡12f;52g;110s;33ss;1v; †54o;374f;4486g;1783s;65ss;1v
1989-present	Systema Naturae 2000	[1c;27o;137f]