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Eutamias minimus (least chipmunk)

Osteichthyes - Rodentia - Sciuridae

Taxonomy
Tamias minimus was named by Bachman (1839). It is extant.

It was recombined as Neotamias minimus by Piaggio and Spicer (2001); it was recombined as Eutamias minimus by Miller and Rehn (1901), Howell (1929), Kurten and Anderson (1980), Hall (1981), Storer (2004).

Sister species lacking formal opinion data
E. sihongensis, E. urialis
Entered
by J. Alroy on 2003-01-23

Synonyms
Synonymy list
YearName and author
1839Tamias minimus Bachman
1890Eutamias consobrinus Allen
1897Eutamias oreocetes Merriam
1900Eutamias caniceps Osgood
1901Eutamias minimus Miller and Rehn
1913Eutamias atristriatus Bailey
1918Eutamias consobrinus Bailey
1929Eutamias minimus Howell
1980Eutamias minimus Kurten and Anderson p. 220
1981Eutamias minimus Hall
1993Tamias minimus Wilson and Reeder
2000Tamias minimus Piaggio and Spicer
2001Neotamias minimus Piaggio and Spicer
2004Eutamias minimus Storer p. 139

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
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()
orderRodentia
superfamilySciuroidea
familySciuridae
tribeMarmotini
genusEutamiasTrouessart 1880
speciesminimus(Bachman 1839)

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.

Eutamias minimus Bachman 1839 [least chipmunk]
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Invalid names: Eutamias atristriatus Bailey 1913 [synonym], Eutamias caniceps Osgood 1900 [synonym], Eutamias consobrinus Allen 1890 [synonym], Eutamias oreocetes Merriam 1897 [synonym]
Diagnosis
No diagnoses are available
Measurements
partNmean

Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: semifossorialg
Diet: granivoref
Diet 2: frugivoref
Reproduction: viviparoussubc
Created: 2012-05-15 12:58:09
Modified: 2012-05-14 21:58:09
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Samuels and Van Valkenburgh 2008, Lillegraven 1979, Nowak 1991

Age range: base of the Middle Pleistocene to the top of the Late/Upper Pleistocene or 0.77400 to 0.01170 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Irvingtonian1.4 - 0.21USA (Colorado) Tamias minimus (20150 20349 20477 20559)
Irvingtonian1.4 - 0.21USA (New Mexico) Eutamias minimus (20514)
Middle Pleistocene0.774 - 0.129Canada (Yukon) Eutamias minimus (74336)
Late/Upper Pleistocene0.129 - 0.0117USA (West Virginia) Eutamias minimus (93332)
Late/Upper Pleistocene0.129 - 0.0117USA (Virginia) Eutamias minimus (103991)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Utah) Eutamias minimus (20641)
Late/Upper Pleistocene - Holocene0.129 - 0.0USA (Utah) Eutamias minimus (93326)