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Scaptohyus altidens

Mammalia - Entelodontidae

Taxonomy
Scaptohyus altidens was named by Sinclair (1922) [genotype]. Its type locality is Indian Stronghold (Protoceras Channel), which is in a Whitneyan fluvial sandstone in the Brule Formation of South Dakota.

It was recombined as Archaeotherium altidens by Effinger (1998).

Synonymy list
YearName and author
1922Scaptohyus altidens Sinclair
1940Scaptohyus altidens Scott p. 438 figs. Plate XLIV, Fig. 3
1998Archaeotherium altidens Effinger

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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()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
superfamilyEntelodontoideaLydekker 1883
familyEntelodontidaeLydekker 1883
genusScaptohyus
speciesaltidens

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.

†Scaptohyus altidens Sinclair 1922
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialo
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: omnivoref
Reproduction: viviparoussubc
Created: 2005-08-31 14:31:11
Modified: 2005-08-31 16:31:11
Source: f = family, o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Effinger 1998, Hendy et al. 2009, Carroll 1988, Lillegraven 1979

Age range: base of the Chadronian to the top of the Whitneyan or 37.20000 to 30.80000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Chadronian37.2 - 33.9USA (South Dakota) Archaeotherium scotti (16885)
Whitneyan33.3 - 30.8USA (South Dakota) Scaptohyus altidens (type locality: 17344)