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Alphagaulus vetus

Mammalia - Rodentia - Mylagaulidae

Taxonomy
Mylagaulus vetus was named by Matthew (1924). Its type locality is Thomson Quarry, which is in a Hemingfordian terrestrial horizon in the Sheep Creek Formation of Nebraska.

It was recombined as Mesogaulus vetus by Cook and Gregory (1941), Gawne (1975) and Munthe (1988); it was recombined as Alphagaulus vetus by Korth (2000) and Korth (2013).

Synonymy list
YearName and author
1924Mylagaulus vetus Matthew
1941Mesogaulus vetus Cook and Gregory
1975Mesogaulus vetus Gawne
1988Mesogaulus vetus Munthe
1995Mylagaulus vetus Sutton and Korth
2000Alphagaulus vetus Korth
2013Alphagaulus vetus Korth p. 234

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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
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyMylagaulidaeCope 1881
subfamilyMylagaulinaeCope 1881
genusAlphagaulus
speciesvetus()

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.

†Alphagaulus vetus Matthew 1924
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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: 2005-08-26 14:04:46
Modified: 2005-08-26 16:04:46
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002, Carroll 1988

Age range: base of the Barstovian to the top of the Early/Lower Hemingfordian or 16.30000 to 15.97000 Ma

Collections (16 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Hemingfordian20.43 - 15.97USA (New Mexico) Mesogaulus vetus (19388)
Hemingfordian20.43 - 15.97USA (Wyoming) Mesogaulus vetus (19073 19074 19075 19076 19079)
Hemingfordian20.43 - 15.97USA (Oregon) Alphagaulus vetus (212625)
Hemingfordian20.43 - 15.97USA (Nebraska) Mesogaulus vetus (type locality: 18001)
Hemingfordian20.43 - 15.97USA (Nevada) Mesogaulus vetus (18960 18961 18962)
Late/Upper Hemingfordian20.43 - 15.97USA (Nebraska) Mylagaulidae indet. (17889)
Late/Upper Hemingfordian20.43 - 15.97USA (New Mexico) Alphagaulus vetus (19339)
Barstovian16.3 - 12.5USA (New Mexico) Alphagaulus vetus (19535)
Early/Lower Barstovian16.3 - 12.5USA (New Mexico) Alphagaulus vetus (19547)
Early/Lower Barstovian16.3 - 12.5USA (Nebraska) Alphagaulus vetus (17976)