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Trogosus castoridens

Mammalia - Esthonychidae

Taxonomy
Trogosus castoridens was named by Leidy (1871) [genotype]. Its type locality is Grizzly Buttes, which is in a Bridgerian terrestrial horizon in the Bridger Formation of Wyoming. It is the type species of Trogosus.

It was synonymized subjectively with Anchippodus minor by Leidy (1872) and Hay (1902); it was synonymized subjectively with Anchippodus riparius by Leidy (1873).

Synonymy list
YearName and author
1871Trogosus castoridens Leidy
1953Trogosus castoridens Gazin p. 36 figs. Text figure 12
1998Trogosus castoridens Lucas and Schoch

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
RankNameAuthor
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Cimolesta()
suborderTillodontia()
familyEsthonychidaeCope 1883
subfamilyTrogosinae
genusTrogosusLeidy 1871
speciescastoridensLeidy 1871

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.

Trogosus castoridens Leidy 1871
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2005-08-31 13:30:51
Modified: 2005-08-31 15:30:51
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Lucas and Schoch 1998, Hendy et al. 2009, Carroll 1988, Lillegraven 1979

Age range: Bridgerian or 50.30000 to 46.20000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Bridgerian50.3 - 46.2USA (Wyoming) Trogosus castoridens (type locality: 16228) Trogosus hyracoides (16137 16138 16205 16226 16413)
Bridgerian50.3 - 46.2USA (California) Trogosus sp. (16422)