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Herpetotherium valens

Mammalia

Taxonomy
Didelphys valens was named by Lambe (1908). It is a 3D body fossil. Its type locality is Calf Creek, which is in a Chadronian terrestrial horizon in the Cypress Hills Formation of Canada.

It was recombined as Didelphis valens by Hay (1930); it was recombined as Peratherium valens by Russell (1934) and Russell (1984); it was recombined as Herpetotherium valens by Korth (1994), Eberle and Storer (1995) and Korth et al. (2022).

Synonyms
Synonymy list
YearName and author
1908Didelphys valens Lambe
1930Didelphis valens Hay p. 395
1934Peratherium valens Russell
1961Peratherium donahoei Hough
1984Peratherium valens Russell
1994Herpetotherium valens Korth
1995Herpetotherium valens Eberle and Storer
2022Herpetotherium valens Korth 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
RankNameAuthor
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
—Marsupialiformes
—Marsupialia()
—Herpetotheriidae(Trouessart 1879)
genusHerpetotherium
speciesvalens()

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.

†Herpetotherium valens Lambe 1908
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Invalid names: Peratherium donahoei Hough 1961 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2011-04-28 21:40:09
Modified: 2011-04-28 06:40:09
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Sánchez-Villagra et al. 2007, Hopson 1973, Lillegraven 1979, Hendy et al. 2009, Clemens 1979

Age range: base of the Early/Lower Chadronian to the top of the Orellan or 37.20000 to 33.30000 Ma

Collections (14 total)


Time interval Ma Country or state Original ID and collection number
Duchesnean39.7 - 37.0USA (California) Herpetotherium valens (17039)
Duchesnean - Chadronian39.7 - 33.9USA (Montana) Herpetotherium valens (16840)
Chadronian37.2 - 33.9USA (Montana) Herpetotherium valens (16959 16990 17010 17041) Peratherium donohoei (16988)
Chadronian37.2 - 33.9Canada (Saskatchewan) Herpetotherium valens (16919)
Chadronian37.2 - 33.9USA (North Dakota) Herpetotherium valens (16991)
Early/Lower Chadronian37.2 - 33.9USA (Montana) Herpetotherium valens (27245)
Late/Upper Chadronian37.2 - 33.9USA (Montana) Herpetotherium valens (17027)
Late/Upper Chadronian37.2 - 33.9Canada (Saskatchewan) Herpetotherium valens (16981)
Late/Upper Chadronian - Orellan37.2 - 33.3USA (Nebraska) Herpetotherium valens (230806)
Orellan33.9 - 33.3USA (Montana) Herpetotherium valens (17109)