PBDB Taxon

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Arctocyon corrugatus

Osteichthyes - Procreodi - Arctocyonidae

Taxonomy

Mioclaenus corrugatus was named by Cope (1883).

It was recombined as Claenodon corrugatus by Scott (1892), Matthew (1897), Hay (1902), Gidley (1919), Hay (1930), Matthew (1937); it was synonymized subjectively with Claenodon ferox by Simpson (1937), Van Valen (1963); it was synonymized subjectively with Arctocyon ferox by Archibald et al. (1987); it was recombined as Arctocyon corrugatus by Kondrashov and Lucas (2004), Scott et al. (2006).

Entered

by J. Alroy on 2003-01-23; modified by M. Carrano on 2015-07-26

Synonyms

Claenodon vecordensis was named by Simpson (1935). Its type locality is Lower Lebo Loc. 9, which is in a Torrejonian terrestrial horizon in the "Fort Union" (= Lebo) Formation of Montana.

It was synonymized subjectively with Colpoclaenus silberlingi by Van Valen (1978); it was synonymized subjectively with Claenodon montanensis by Rose (1981); it was synonymized subjectively with Arctocyonides montanensis by Novacek and Wyss (1986); it was synonymized subjectively with Arctocyon montanensis by Archibald et al. (1987), Williamson and Lucas (1993).
Neoclaenodon montanensis was named by Gidley (1919) [genotype]. Its type locality is Gidley Quarry, which is in a Torrejonian terrestrial horizon in the Fort Union Formation of Montana. It is the type species of Neoclaenodon.

It was recombined as Claenodon montanensis by Simpson (1935), Simpson (1937); it was recombined as Arctocyonides montanensis by Van Valen (1978); it was recombined as Arctocyon montanensis by Archibald et al. (1987), Williamson and Lucas (1993); it was synonymized subjectively with Arctocyon corrugatus by Kondrashov and Lucas (2004).

Synonymy list

Year	Name and author
1883	Mioclaenus corrugatus Cope p. 556
1888	Mioclaenus corrugatus Cope p. 332
1892	Claenodon corrugatus Scott p. 299
1897	Claenodon corrugatus Matthew p. 290
1902	Claenodon corrugatus Hay p. 747
1919	Claenodon corrugatus Gidley
1919	Neoclaenodon montanensis Gidley
1930	Claenodon corrugatus Hay p. 464
1930	Neoclaenodon montanensis Hay p. 465
1935	Claenodon montanensis Simpson
1935	Claenodon vecordensis Simpson
1937	Claenodon corrugatus Matthew
1937	Claenodon montanensis Simpson
1964	Neoclaenodon montanensis Russell
1974	Neoclaenodon montanensis Schiebout
1978	Arctocyonides montanensis Van Valen
1981	Neoclaenodon montanensis Rose
1986	Neoclaenodon montanensis Hartman
1986	Neoclaenodon montanensis Novacek and Wyss
1987	Arctocyon montanensis Archibald et al.
1993	Arctocyon montanensis Williamson and Lucas
2004	Arctocyon corrugatus Kondrashov and Lucas pp. 16 - 19 figs. Figs. 3A-F, I-K, 4H-J, 6, 7A-B, Tables 3-4
2006	Arctocyon corrugatus Scott et al.

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

Rank	Name	Author
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Laurasiatheria
—	Scrotifera
—	Euungulata
order	Procreodi	Matthew 1915
family	Arctocyonidae	Murray 1866
genus	Arctocyon	Blainville 1841
species	corrugatus	()

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.

†Arctocyon corrugatus Cope 1883

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Invalid names: Neoclaenodon montanensis Gidley 1919 [synonym]

Diagnosis

Reference	Diagnosis
P. E. Kondrashov and S. G. Lucas 2004	A species of Arctocyon about 15-20 % smaller than A. ferox. Differs from the Arctocyon acrogenius in being 40 % smaller.