PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Karakoromys

Osteichthyes - Rodentia - Ctenodactylidae

Taxonomy

Karakoromys was named by Matthew and Granger (1923). It is not extant. Its type is Karakoromys decessus.

It was assigned to Eomyidae by Matthew and Granger (1923); to Tataromyidae by Tong (1997); to Tataromyinae by Vianey-Liaud et al. (2006); and to Ctenodactylidae by Wang and Wang (1991), McKenna and Bell (1997), Wang and Qiu (2004), Li and Meng (2015).

Species

K. decessus (type species)

Synonymy list

Year	Name and author
1923	Karakoromys Matthew and Granger
1991	Karakoromys Wang and Wang
1997	Karakoramys McKenna and Bell
1997	Karakoromys Tong
2004	Karakoromys Wang and Qiu p. 134
2006	Karakoromys Vianey-Liaud et al.
2015	Karakoromys Li and Meng

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
class	Osteichthyes
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
subclass	Synapsida
—	Therapsida	()
infraorder	Cynodontia	()

Rank	Name	Author
—	Mammaliamorpha
—	Mammaliaformes
class	Mammalia
—	Cladotheria
—	Zatheria
subclass	Tribosphenida	()
subclass	Theria
—	Eutheria	()
—	Placentalia
—	Boreoeutheria
—	Euarchontoglires	Murphy et al. 2001
—	Gliriformes	Wyss and Meng 1996
—	Glires	()
—	Simplicidentata	()
order	Rodentia	Bowdich 1821
—	Ctenohystrica	Huchon et al. 2000
superfamily	Ctenodactyloidea
family	Ctenodactylidae	Gervais 1853
subfamily	Tataromyinae	Lavocat 1961
genus	Karakoromys

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. †Karakoromys Matthew and Granger 1923

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†Karakoromys decessus Matthew and Granger 1923

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

phosphaticsubp

Environment:

terrestrialsubc

Locomotion:

actively mobilec

Life habit:

ground dwellingf

Diet:

herbivoref

Reproduction:

viviparoussubc

Created:

2005-08-26 11:19:58

Modified:

2005-09-02 11:58:27

Source: f = family, subc = subclass, c = class, subp = subphylum

References: Hendy et al. 2009, Nowak 1999, Ji et al. 2002, Carroll 1988, Lillegraven 1979

Age range: base of the Late/Upper Eocene to the top of the Early/Lower Oligocene or 37.71000 to 27.30000 Ma

Collections (21 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Eocene	37.71 - 33.9	Kazakhstan	K. sp. (201016)
Early/Lower Oligocene	33.9 - 27.3	China (Ningxia)	K. sp. (182895)
Early/Lower Oligocene	33.9 - 27.3	China (Nei Mongol)	K. decessus (34695 174759 175386 175406)
Early/Lower Oligocene	33.9 - 27.3	Mongolia (Övörkhangai)	K. decessus (75595 135794 135804 135806 180953 180980 180982 187301 201176)
Early/Lower Oligocene	33.9 - 27.3	China (Xinjiang)	K. decessus (174978 180951 180952)
Early/Lower Oligocene	33.9 - 27.3	China (Gansu)	K. decessus (77998) K. sp., K. decessus (182899)
Early/Lower Oligocene	33.9 - 27.3	Mongolia	K. decessus (53979)