PBDB Taxon

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Notostylops

Mammalia - Notoungulata - Notostylopidae

Taxonomy

Notostylops was named by Ameghino (1897). Its type is Notostylops murinus.

It was assigned to Notostylopidae by Ameghino (1897), Simpson (1948) and Carroll (1988).

Species

Catastylops deflexus, Entelostylops cestillus, Eostylops diversidens, N. appressus, N. bicinctus, N. murinus (syn. N. aspectans, Isostylops fretus, N. promurinus, N. irregularis, Pliostylops magnificus, N. brachycephalus, N. escaridus, Entelostylops completus, N. chicoensis, Entelostylops tripartitus, Anastylops vallatus, N. complexus, Dimerostephanos chicoensis, N. ampullaceus) (type species), N. pendens, N. pigafettai

Synonyms

Notostylops bicinctus was named by Ameghino (1897). It is a 3D body fossil. Its type locality is Barranca south of Lago Colhue-Huapi, Gran Barranca, which is in a Bartonian terrestrial claystone in the Sarmiento Formation of Argentina.

It was considered a nomen vanum by Simpson (1948).
Catastylops was named by Ameghino (1901).

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Notostylopidae by Ameghino (1901).
Pliostylops was named by Ameghino (1901).

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Notostylopidae by Ameghino (1901).
Eostylops was named by Ameghino (1901).

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Pantostylopidae by Ameghino (1901).
Eostylops diversidens was named by Ameghino (1901). It is a 3D body fossil. Its type locality is Colhué Huapí Norte, which is in a Bartonian terrestrial horizon in Argentina.

It was considered a nomen vanum by Simpson (1948).
Entelostylops was named by Ameghino (1901).

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Pantostylopidae by Ameghino (1901).
Entelostylops cestillus was named by Ameghino (1901). It is a 3D body fossil. Its type locality is Casamayoran of Patagonia, which is in a Casamayoran terrestrial horizon in Argentina.

It was considered a nomen vanum by Simpson (1948).
Isostylops was named by Ameghino (1902).

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Notostylopidae by Ameghino (1902).
Catastylops deflexus was named by Ameghino (1904). It is a 3D body fossil. Its type locality is Barranca south of Lago Colhue-Huapi, Gran Barranca, which is in a Bartonian terrestrial claystone in the Sarmiento Formation of Argentina.

It was considered a nomen vanum by Simpson (1948).
Anastylops was named by Ameghino (1897). Its type is Anastylops vallatus.

It was synonymized subjectively with Notostylops by Simpson (1948).

It was assigned to Notostylopidae by Ameghino (1897); and to Arctostylopidae by Carroll (1988).

Synonymy list

Year	Name and author
1897	Notostylops Ameghino p. 488
1897	Anastylops Ameghino p. 490
1897	Notostylops bicinctus Ameghino p. 490
1901	Catastylops Ameghino p. 424
1901	Pliostylops Ameghino p. 424
1901	Eostylops Ameghino p. 427
1901	Eostylops diversidens Ameghino p. 427
1901	Entelostylops Ameghino p. 428
1901	Entelostylops cestillus Ameghino p. 428
1902	Isostylops Ameghino p. 33
1904	Catastylops deflexus Ameghino p. 99
1948	Notostylops Simpson
1988	Anastylops Carroll
1988	Notostylops Carroll

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()

Rank	Name	Author
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Theriamorpha	(Rowe 1993)
—	Theriiformes	()
—	Trechnotheria
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Afrotheria	Stanhope et al. 1998
—	Paenungulatomorpha
—	Paenungulata	Simpson 1945
—	Sudamericungulata
order	Notoungulata
family	Notostylopidae
genus	Notostylops

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Notostylops Ameghino 1897

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†Notostylops appressus Ameghino 1902

†Notostylops murinus Ameghino 1897

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Invalid names: Anastylops vallatus Ameghino 1897 [synonym], Dimerostephanos chicoensis Ameghino 1902 [synonym], Entelostylops completus Ameghino 1901 [synonym], Entelostylops tripartitus Ameghino 1901 [synonym], Isostylops fretus Ameghino 1902 [synonym], Notostylops ampullaceus Ameghino 1902 [synonym], Notostylops aspectans Ameghino 1902 [synonym], Notostylops brachycephalus Ameghino 1904 [synonym], Notostylops chicoensis Ameghino 1902 [synonym], Notostylops complexus Ameghino 1901 [synonym], Notostylops escaridus Ameghino 1901 [synonym], Notostylops irregularis Ameghino 1901 [synonym], Notostylops promurinus Ameghino 1904 [synonym], Pliostylops magnificus Ameghino 1901 [synonym]

†Notostylops pendens Ameghino 1901

†Notostylops pigafettai Simpson 1948

Invalid names: Anastylops Ameghino 1897 [synonym], Catastylops Ameghino 1901 [synonym], Catastylops deflexus Ameghino 1904 [nomen vanum], Entelostylops Ameghino 1901 [synonym], Entelostylops cestillus Ameghino 1901 [nomen vanum], Eostylops Ameghino 1901 [synonym], Eostylops diversidens Ameghino 1901 [nomen vanum], Isostylops Ameghino 1902 [synonym], Notostylops bicinctus Ameghino 1897 [nomen vanum], Pliostylops Ameghino 1901 [synonym]

Diagnosis

No diagnoses are available