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Neofiber

Osteichthyes - Rodentia - Cricetidae

Taxonomy
Neofiber was named by True (1884). It is extant.

It was assigned to Microtinae by Kurten and Anderson (1980); to Cricetidae by True (1884), McKenna and Bell (1997); and to Arvicolinae by Eshelman et al. (2025).

Synonymy list
YearName and author
1884Neofiber True p. 170
1980Neofiber Kurten and Anderson p. 264
1997Neofiber McKenna and Bell
2025Neofiber Eshelman et al. p. 108

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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()
RankNameAuthor
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyCricetidaeFischer von Waldheim 1817
genusNeofiberTrue 1884

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. Neofiber True 1884
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Neofiber alleni True 1884 [round-tailed muskrat]
†Neofiber diluvianus Cope 1896
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Invalid names: Schistodelta sulcatus Cope 1899 [synonym]
†Neofiber leonardi Hibbard 1943
Diagnosis
ReferenceDiagnosis
F. W. True 1884Skull and dentition as in Fiber. Feet normal; toes not bent laterally at an angle with the sole; tail, round.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: amphibiousg
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2012-05-15 12:47:19
Modified: 2012-05-14 21:47:19
Source: g = genus, o = order, subc = subclass, c = class, subp = subphylum
References: Hendy et al. 2009, Ji et al. 2002, Carroll 1988, Nowak 1999, Samuels and Van Valkenburgh 2008, Lillegraven 1979

Age range

Maximum range based only on fossils: base of the Middle Pleistocene to the top of the Rancholabrean or 0.77400 to 0.01400 Ma
Minimum age of oldest fossil (stem group age): 0.21 Ma

Collections (39 total)


Time interval Ma Country or state Original ID and collection number
Pleistocene2.58 - 0.0117USA (West Virginia) N. leonardi (124319)
Pleistocene2.58 - 0.0117USA (Florida) N. alleni (227368)
Irvingtonian1.4 - 0.21USA (Maryland) N. sp. (20302)
Irvingtonian1.4 - 0.21USA (Florida) N. alleni (20289 20520) N. leonardi (20415 123963)
Irvingtonian1.4 - 0.21USA (Texas) N. leonardi (20530)
Irvingtonian1.4 - 0.21USA (Pennsylvania) Microtus diluvianus (20479)
Irvingtonian1.4 - 0.21USA (West Virginia) N. leonardi (20554 20555)
Irvingtonian1.4 - 0.21USA (South Carolina) N. alleni (80085) N. diluvianus (80086)
Irvingtonian1.4 - 0.21USA (Kansas) N. leonardi (20390)
Irvingtonian - Rancholabrean1.4 - 0.014USA (Kansas) N. leonardi (20492)
Middle Pleistocene (glacial)0.774 - 0.129USA (Florida) N. alleni (75974)
Rancholabrean0.21 - 0.014USA (Florida) N. alleni (20440 20491 195112)
Rancholabrean0.21 - 0.014USA (South Carolina) N. alleni (79750)
Late/Upper Pleistocene (glacial)0.129 - 0.0117USA (Florida) N. alleni (20598 20608 154771)
Late/Upper Pleistocene0.129 - 0.0117USA (Virginia) N. leonardi (104697)
Late/Upper Pleistocene (late glacial)0.129 - 0.0117USA (Florida) N. alleni (154722)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Georgia) N. alleni (20604)
Late/Upper Pleistocene (interglacial)0.129 - 0.0117USA (Florida) N. alleni (20572 20573 20580 20595 20634 20653)
Late/Upper Pleistocene0.129 - 0.0117USA (Florida) N. alleni (20638 34269 74292 154805 154910)
Late/Upper Pleistocene0.129 - 0.0117USA (Georgia) N. alleni (13066)
Late/Upper Pleistocene0.129 - 0.0117USA (West Virginia) N. alleni (93332)