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Macrognathomys

Mammalia - Rodentia - Zapodidae

Taxonomy
Macrognathomys was named by Hall (1930). It is not extant. Its type is Macrognathomys nanus.

It was assigned to Zapodidae by Hall (1930), McKenna and Bell (1997).

Species
M. gemmacolis, M. nanus (type species)

Synonymy list
YearName and author
1930Macrognathomys Hall
1997Macrognathomys McKenna and Bell

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Eugnathostomata
—Teleostomi(Bonaparte 1836)
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
RankNameAuthor
infraorderCynodontia()
—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

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.

G. †Macrognathomys Hall 1930
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†Macrognathomys nanus Hall 1930
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilep
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, subp = subphylum, p = phylum
References: Kiessling 2004, Lillegraven 1979, Ji et al. 2002, Carroll 1988, Nowak 1999

Age range: base of the Barstovian to the top of the Hemphillian or 16.30000 to 4.70000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Barstovian16.3 - 12.5USA (Oregon) M. sp. (19011)
Barstovian16.3 - 12.5USA (Nebraska) M. sp. (18141 18208)
Barstovian16.3 - 12.5USA (South Dakota) M. sp. (18303)
Clarendonian12.5 - 9.4USA (Oregon) M. nanus (18831)
Clarendonian12.5 - 9.4USA (Nevada) M. nanus (18888)
Clarendonian12.5 - 9.4USA (Oklahoma) M. gemmacolis (18463)
Clarendonian12.5 - 9.4USA (Kansas) M. nanus (18450)
Hemphillian9.4 - 4.7USA (Oregon) M. nanus (18807)