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Gregorymys

Mammalia - Rodentia - Entoptychidae

Taxonomy
Gregorymys was named by Wood (1936). It is not extant.

It was assigned to Entoptychinae by Korth (1996); and to Geomyidae by Wood (1936) and McKenna and Bell (1997).

Synonymy list
YearName and author
1936Gregorymys Wood
1996Gregorymys Korth p. 784
1997Gregorymys McKenna and Bell

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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
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyEntoptychidae(Miller and Gidley 1918)
genusGregorymysWood 1936

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. †Gregorymys Wood 1936
show all | hide all
†Gregorymys curtus Matthew 1907
†Gregorymys douglassi Wood 1936
†Gregorymys formosus Matthew 1907
†Gregorymys kayi Wood 1950
†Gregorymys larsoni Munthe 1977
†Gregorymys mixtecorum Ortiz-Caballero et al. 2020
†Gregorymys riggsi Wood 1936
†Gregorymys riograndensis Stevens 1977
†Gregorymys veloxikua Jimenez-Hidalgo et al. 2018
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: Carroll 1988, Ji et al. 2002, Nowak 1999, Hendy et al. 2009, Lillegraven 1979

Age range: base of the Arikareean to the top of the Hemingfordian or 29.50000 to 15.97000 Ma

Collections (34 total)


Time interval Ma Country or state Original ID and collection number
Bartonian - Rupelian41.3 - 28.1Mexico (Oaxaca) G. mixtecorum, G. sp. (166797)
Arikareean29.5 - 18.5USA (Montana) G. sp. (17695 17700)
Arikareean29.5 - 18.5USA (South Dakota) G. sp. (17731)
Monroecreekian26.3 - 24.8USA (Nebraska) G. formosus (67637)
Monroecreekian26.3 - 24.8USA (South Dakota) G. curtus, G. formosus (17550) G. formosus (17556 17557 17559 17561 17562 17564)
Harrisonian24.8 - 18.5USA (Nebraska) G. formosus (17802 17843)
Harrisonian24.8 - 18.5USA (South Dakota) G. curtus (17451 17747 17751) G. curtus, G. formosus (17828) G. formosus (17457 17756)
Harrisonian24.8 - 18.5USA (Wyoming) G. formosus (17794) G. riggsi (17788 17793 17824 17833 17835)
Harrisonian24.8 - 18.5USA (Texas) G. riograndensis (17836) G. sp. (17768)
Harrisonian24.8 - 18.5USA (Montana) G. douglassi (17861)
Hemingfordian20.43 - 15.97USA (South Dakota) G. sp. (17877 17912 17913 17914)
Barstovian - Early/Lower Clarendonian16.3 - 9.4USA (Colorado) G. larsoni (18871)