Concise hierarchy

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

Phylogeny

Paraphyletic/Ancestral (para)

Ref: A.O. Averianov & A.V. Lopatin, 2011: 34.

Subsequent positions

Acrotheria (Subclass) Averianov & Lopatin, 2011		Ref: A.O. Averianov & A.V. Lopatin, 2011: 34.
Theriiformes (Subclass) Rowe, 1988		Ref: M.C. McKenna & S.K. Bell, 1997: 41.

Original entries

Questionably †Austrotriconodontidae (Family) Bonaparte, 1992
Questionably †Hallautherium (Genus) Clemens, 1980

Subsequent entries

†Amphilestidae (Family) Osborn, 1888
†Gobiconodonta (Order) Averianov & Lopatin, 2011		Ref: A.O. Averianov & A.V. Lopatin, 2011: 34.
†Triconodontidae (Family) Marsh, 1887

Current position

Acrotheria (Subclass) Averianov & Lopatin, 2011

Ref: A.O. Averianov & A.V. Lopatin, 2011: 34. [new position]

Alternative positions

Theriiformes (Subclass) Rowe, 1988

Ref: M.C. McKenna & S.K. Bell, 1997: 41.

Historical positions

Acrotheria (Subclass) Averianov & Lopatin, 2011	Ref: A.O. Averianov & A.V. Lopatin, 2011: 34. [new position]
Theriiformes (Subclass) Rowe, 1988	Ref: M.C. McKenna & S.K. Bell, 1997: 41.

Number of Subtaxa

1989-present	Systema Naturae 2000	†4f;20g
2011	A.O. Averianov & A.V. Lopatin: 34	[; †4o]
1997	M.C. McKenna & S.K. Bell	[; †3f;17g]