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Mesocyon brachyops

Mammalia - Carnivora - Canidae

Taxonomy
Mesocyon brachyops was named by Merriam (1906) [type is from somewhere in the John Day "at Logan Butte"]. Its type specimen is UCMP 1692, a partial skeleton (almost complete cranium and partial pelvis), and it is a 3D body fossil.

Synonyms
  • Mesocyon baileyi was named by Stock (1933). Its type specimen is LACM 471, a skull (skull and mandible), and it is a 3D body fossil.

    It was synonymized subjectively with Mesocyon coryphaeus by Lander (1983); it was synonymized subjectively with Mesocyon brachyops by Wang (1994).
Synonymy list
YearName and author
1906Mesocyon brachyops Merriam p. 17 fig. 2
1933Mesocyon baileyi Stock
1994Mesocyon brachyops Wang p. 56
2008Mesocyon brachyops Wang et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
RankNameAuthor
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
—CarnivoramorphaWyss and Flynn 1993
—CarnivoraformesFlynn et al.
orderCarnivora
familyCanidae
subfamilyHesperocyoninaeTedford 1978
genusMesocyonScott 1890
speciesbrachyops

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.

†Mesocyon brachyops Merriam 1906
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Invalid names: Mesocyon baileyi Stock 1933 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: carnivoref
Diet 2: omnivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-22 19:28:06
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Carroll 1988, Nowak 1991, Ji et al. 2002, Hendy et al. 2009

Age range: base of the Chattian to the top of the Geringian or 28.10000 to 26.30000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Whitneyan - late Early Arikareean33.3 - 18.5USA (California) Mesocyon baileyi (17527)
Geringian30.8 - 26.3USA (Oregon) Mesocyon brachyops (17537 93078)
Chattian28.1 - 23.03USA (Oregon) Mesocyon brachyops (17603 93079)