PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Limnocyon

Mammalia - Creodonta

Taxonomy

Limnocyon was named by Marsh (1872).

It was synonymized subjectively with Stypolophus by Hay (1902).

It was assigned to Oxyaenidae by Peterson (1919); to Limnocyonini by Van Valen (1967); to Limnocyonidae by Marsh (1872) and Gunnell (1998); and to Limnocyoninae by Wortman (1902), Morlo and Gunnell (2005), Solé (2013) and Borths et al. (2016).

Species

L. cuspidens, L. medius (syn. Thinocyon submedius), L. potens (syn. L. douglassi), L. verus (syn. Triacodon grandis, L. riparius)

Synonyms

Telmatocyon was named by Marsh (1899). Its type is Limnocyon riparius.

It was synonymized subjectively with Limnocyon by Wortman (1902), Van Valen (1966) and Van Valen (1967).

It was assigned to Viverravidae by Hay (1902).

Synonymy list

Year	Name and author
1872	Limnocyon Marsh
1899	Telmatocyon Marsh
1902	Telmatocyon Hay p. 755
1902	Limnocyon Wortman p. 128
1919	Limnocyon Peterson p. 45
1967	Limnocyon Van Valen
1998	Limnocyon Gunnell
2005	Limnocyon Morlo and Gunnell p. 251
2013	Limnocyon Solé
2016	Limnocyon Borths et al.

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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	()

Rank	Name	Author
infraorder	Cynodontia	()
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Laurasiatheria
—	Scrotifera
—	Ferae	()
order	Creodonta	()
order	Hyaenodonta	()
subfamily	Limnocyoninae
genus	Limnocyon

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. †Limnocyon Marsh 1872

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†Limnocyon cuspidens Morlo and Gunnell 2005

†Limnocyon medius Wortman 1902

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Invalid names: Thinocyon submedius Morlo et al. 2000 [synonym]

†Limnocyon potens Matthew 1909

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Invalid names: Limnocyon douglassi Peterson 1919 [synonym]

†Limnocyon verus Marsh 1872

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Invalid names: Limnocyon riparius Marsh 1872 [synonym], Triacodon grandis Marsh 1872 [synonym]

Invalid names: Telmatocyon Marsh 1899 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Life habit:

ground dwellingg

Diet:

omnivoreg

Reproduction:

viviparoussubc

Comments:

semifossorial according to Morlo and Gunnell (2005) and "a generalized terrestrial quadruped which may have retained the ability to climb, but did so infrequenty" according to Gebo and Rose (1993)g

Created:

2006-04-21 22:34:14

Modified:

2011-04-24 20:44:12

Source: g = genus, subc = subclass, c = class, subp = subphylum

References: Morlo and Gunnell 2005, Lillegraven 1979, Carroll 1988, Ji et al. 2002, Hendy et al. 2009

Age range: base of the Bridgerian to the top of the Uintan or 50.30000 to 39.70000 Ma

Collections (19 total)

Time interval	Ma	Country or state	Original ID and collection number
Bridgerian	50.3 - 46.2	USA (Wyoming)	L. cuspidens (59933) L. riparius, L. verus (16228) L. sp. (16207 16330 16341) L. verus (16138 16139 16201 16278 223484) Thinocyon medius (16236 202165 223456)
Bridgerian	50.3 - 46.2	USA (Utah)	L. verus (16396)
Late/Upper Uintan	46.2 - 39.7	USA (California)	L. sp. (16585)
Uintan	46.2 - 39.7	USA (Wyoming)	L. potens (16648) L. sp. (16513)
Uintan	46.2 - 39.7	USA (Utah)	L. douglassi (16607 16646)