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Taxon:
Order †
Notoungulata
Roth, 1903
(mammal)
Taxa
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Hierarchy
Nomenclature
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Entity:
†Meridiungulata (Grandorder)
..†Amilnedwardsiidae (Family)
..†Astrapotheria (Order)
..†Heterolophodon (Genus)
..†Litopterna (Order)
..†Pyrotheria (Order)
..†Trilobodon (Genus)
..†Xenungulata (Order)
..†Notoungulata (Order)
....†Acoelodus (Genus)
....†Archaeotypotherium (Genus)
....†Carolodarwinia (Genus)
....†Epitypotherium (Genus)
....†Hegetotheria (Suborder)
....†Isotypotherium (Genus)
....†Lophiodonticulus (Genus)
....†Loxocoelus (Genus)
....†Notioprogonia (Suborder)
....†Orthogeniops (Genus)
....†Ortholophodon (Genus)
....†Perutheriidae (Family)
....†Pleurystylops (Genus)
....†Procolpodon (Genus)
....†Pyralophodon (Genus)
....†Pyramidon (Genus)
....†Senodon (Genus)
....†Tonostylops (Genus)
....†Toxodontia (Suborder)
....†Typotheria (Suborder)
Concise hierarchy
(Kingdom)
Animalia
-
(Phylum)
Chordata
-
(Class)
Mammalia
Subsequent positions
†
Meridiungulata
(Mirorder)
McKenna, 1975
Original entries
Questionably
†
Archaeotypotherium
(Genus)
Roth, 1903, nom. dub.
Questionably
†
Epitypotherium
(Genus)
Ameghino, 1904
Questionably
†
Hegetotheria
(Suborder)
Simpson, 1945
Questionably
†
Isotypotherium
(Genus)
Ameghino, 1904, nom. dub.
Questionably
†
Notioprogonia
(Suborder)
Simpson, 1934
Questionably
†
Procolpodon
(Genus)
Ameghino, 1904, nom. dub.
Questionably
†
Pyralophodon
(Genus)
Ameghino, 1904
Subsequent entries
†
Acoelodidae
(Family)
Ameghino, 1901
†
Acoelodus
(Genus)
Ameghino, 1897
†
Carolodarwinia
(Genus)
Ameghino, 1901, nom. dub.
†
Lophiodonticulus
(Genus)
Ameghino, 1902, nom. dub.
†
Loxocoelus
(Genus)
Ameghino, 1895
†
Orthogeniops
(Genus)
Ameghino, 1902, nom. dub.
†
Ortholophodon
(Genus)
Roth, 1902, nom. dub.
†
Pleurystylops
(Genus)
Ameghino, 1901, nom. dub.
†
Pyramidon
(Genus)
Roth, 1901, nom. dub.
†
Senodon
(Genus)
Ameghino, 1895
†
Tonostylops
(Genus)
Ameghino, 1902, nom. dub.
†
Toxodonta
(Suborder)
Haeckel, 1866
†
Toxodontia
(Suborder)
Owen, 1853
†
Typotheria
(Suborder)
Zittel, 1892
Current position
†
Meridiungulata
(Grandorder)
McKenna, 1975
Ref:
M.J. Benton, 1997
: App. (p. 402); Asher, 2018: fig. 7.9A.
Alternative positions
Eutheria
(Infraclass)
Gill, 1872
Ref:
R.L. Carroll, 1988
: 646.
†
Meridiungulata
(Mirorder)
McKenna, 1975
Ref:
M.C. McKenna & S.K. Bell, 1997
: 455.
†
Meridiungulata
(Superorder)
McKenna, 1975
Ref:
M.J. Benton, 2015
: 444; Asher, 2018: fig. 7.9A.
Protungulata
(Superorder)
Ref:
G.G. Simpson, 1945
Ungulatomorpha
(Superorder)
Archibald, 1996
Ref:
Z. Kielan-Jaworowska et al., 2004 (alt.)
: table 1.1 (p. 15).
Historical positions
†
Meridiungulata
(Superorder)
McKenna, 1975
Ref:
M.J. Benton, 2015
: 444.
†
Meridiungulata
(Superorder)
McKenna, 1975
Ref:
M.J. Benton, 2005
: 402.
Ungulatomorpha
(Superorder)
Archibald, 1996
Ref:
Z. Kielan-Jaworowska et al., 2004 (alt.)
: table 1.1 (p. 15).
Ungulatomorpha
(Superorder)
Archibald, 1996
Ref:
Z. Kielan-Jaworowska et al., 2004
: tables 1.2 (p. [17]), 13.1 (p. 495).
†
Meridiungulata
(Mirorder)
McKenna, 1975
Ref:
M.C. McKenna & S.K. Bell, 1997
: 455.
Mammalia
(Class)
Linnaeus, 1758
Ref:
1995
Eutheria
(Infraclass)
Gill, 1872
Ref:
R.L. Carroll, 1988
: 646.
Eutheria
(Infraclass)
Gill, 1872
Ref:
A.S. Romer & T.S. Parsons, 1986
Eutheria
(Infraclass)
Gill, 1872
Ref:
T.I. Storer et al., 1979
Protungulata
(Superorder)
Ref:
R. Altevogt et al., 1973 (1972)
: 699.
Protungulata
(Superorder)
Ref:
G.G. Simpson, 1945
Number of Subtaxa
2025
Available in Systema Naturae 2000
†15f;169g;5s
1989-present
Systema Naturae 2000
[; †14f;167g]
1997
M.C. McKenna & S.K. Bell
[; †14f;167g]
1988
R.L. Carroll
: 647
[; †14f]
©2004-2025 Universal Taxonomic Services
Last updated:
21 Sep 2025