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Leptarctus supremus

Mammalia - Carnivora - Mustelidae

Taxonomy
Leptarctus supremus was named by Lim et al. (2001). Its type specimen is AMNH 22299, a partial skull (incomplete skull with right M1 and left P4-M1 preserved), and it is a 3D body fossil. Its type locality is Box T, which is in a Hemphillian terrestrial horizon in Texas.

Synonymy list
YearName and author
2001Leptarctus supremus Lim et al. p. 1043
2009Leptarctus supremus Korth and Baskin p. 41

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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
classMammalia
—Theriamorpha(Rowe 1993)
RankNameAuthor
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Ferae()
—CarnivoramorphaWyss and Flynn 1993
—CarnivoraformesFlynn et al.
orderCarnivora
suborderCaniformiaKretzoi 1943
infraorderCanoidea(Simpson 1931)
superfamilyArctoideaFlower 1869
—Mustelida
familyMustelidaeFischer 1817
subfamilyLeptarctinaeGazin 1936
genusLeptarctus
speciessupremus

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.

†Leptarctus supremus Lim et al. 2001
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: scansorialf
Diet: omnivoreg
Reproduction: viviparoussubc
Created: 2011-06-14 12:10:25
Modified: 2011-06-13 21:10:25
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Korth and Baskin 2009, Lillegraven 1979, Nowak 1991, Carroll 1988, Hendy et al. 2009, Ji et al. 2002

Age range: Hemphillian or 10.30000 to 4.90000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Hemphillian10.3 - 4.9USA (Texas) Leptarctus sp. (type locality: 18072)