Concise hierarchy

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

Subsequent positions

Ungulata (Grandorder) Linnaeus, 1766

Original entries

Questionably †Uintatheriidae (Family) Flower, 1876

Current position

Boreoeutheria (Magnorder) Springer & de Jong, 2001

Ref: M.J. Benton, 2005: 401.

Alternative positions

Boreoeutheria (Superorder) Springer & de Jong, 2001	Ref: M.J. Benton, 2015: 444.
Eutheria (Infraclass) Gill, 1872	Ref: R.L. Carroll, 1988: 631.
Paenungulata (Superorder) Simpson, 1945	Ref: G.G. Simpson, 1945
Ungulata (Superorder) Linnaeus, 1766	Ref: R.L. Carroll, 1988: table A-1 (p. 629) (Novacek, 1986). [by reference]
Ungulata (Grandorder) Linnaeus, 1766	Ref: M.C. McKenna & S.K. Bell, 1997: 358.

Historical positions

Boreoeutheria (Superorder) Springer & de Jong, 2001	Ref: M.J. Benton, 2015: 444.
Boreoeutheria (Magnorder) Springer & de Jong, 2001	Ref: M.J. Benton, 2005: 401.
Ungulata (Grandorder) Linnaeus, 1766	Ref: M.C. McKenna & S.K. Bell, 1997: 358.
Mammalia (Class) Linnaeus, 1758	Ref: 1995
Eutheria (Infraclass) Gill, 1872	Ref: R.L. Carroll, 1988: 631.
Ungulata (Superorder) Linnaeus, 1766	Ref: R.L. Carroll, 1988: table A-1 (p. 629) (Novacek, 1986). [by reference]
Eutheria (Infraclass) Gill, 1872	Ref: A.S. Romer & T.S. Parsons, 1986
Eutheria (Infraclass) Gill, 1872	Ref: T.I. Storer et al., 1979
†Amblypoda (Superorder) Cope, 1884	Ref: R. Altevogt et al., 1973 (1972): 699.
Paenungulata (Superorder) Simpson, 1945	Ref: G.G. Simpson, 1945

Number of Subtaxa

2024	Available in Systema Naturae 2000	†1f;7g
1989-present	Systema Naturae 2000	[; †1f;7g]
1997	M.C. McKenna & S.K. Bell	[; †1f;6g]
1997	M.C. McKenna & S.K. Bell	[; †1f;6g]
1988	R.L. Carroll: 631	[; †2f]