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Macrognathomys nanus

Mammalia - Rodentia - Zapodidae

Taxonomy
Macrognathomys nanus was named by Hall (1930) [genotype]. Its type locality is Fish Lake Valley, which is in a Clarendonian terrestrial horizon in the Esmeralda Formation of Nevada. It is the type species of Macrognathomys.

Synonymy list
YearName and author
1930Macrognathomys nanus Hall

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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
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
infraorderMyodontaSchaub 1958
superfamilyDipodoideaFischer 1817
familyZapodidaeCoues 1875
genusMacrognathomysHall 1930
speciesnanusHall 1930

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.

†Macrognathomys nanus Hall 1930
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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: Hendy et al. 2009, Nowak 1999, Carroll 1988, Lillegraven 1979, Ji et al. 2002

Age range: base of the Hemphillian to the top of the Clarendonian or 10.30000 to 9.40000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Clarendonian12.5 - 9.4USA (Oregon) Macrognathomys nanus (18831)
Clarendonian12.5 - 9.4USA (Nevada) Macrognathomys nanus (type locality: 18888)
Hemphillian10.3 - 4.9USA (Oregon) Macrognathomys nanus (18807)