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Chaetophractus (hairy armadillo)

Mammalia - Cingulata - Dasypodidae

Taxonomy
Chaetophractus was named by Fitzinger (1871). It is extant.

It was assigned to Dasypodidae by Carroll (1988); and to Euphractini by McKenna and Bell (1997) and Soibelzon et al. (2010).

Synonymy list
YearName and author
1871Chaetophractus Fitzinger
1988Chaetophractus Carroll
1997Chaetophractus McKenna and Bell p. 85
2010Chaetophractus Soibelzon et al.

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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
—Americatheria
—Xenarthra()
orderCingulata()
—Dasypodoidea(Gray 1821)
familyDasypodidae()
subfamilyEuphractinaeWinge 1923
tribeEuphractiniWinge 1923
genusChaetophractusFitzinger 1871

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. Chaetophractus Fitzinger 1871 [hairy armadillo]
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Chaetophractus vellerosus Gray 1865 [screaming hairy armadillo]
Chaetophractus villosus Desmarest 1804 [big hairy armadillo]
Diagnosis
No diagnoses are available
Body mass estimates
estimateequationreference
 1.58 kg Mammalia femur diameterGingerich 1990
 3.43 kg Mammalia humerus diameterGingerich 1990
 2.14 kg Mammalia tibia diameterGingerich 1990
mean: 2.26 kg
Measurements
partNmeanminimummaximummedians.d.
femur diameter25.994.607.806.202.26
humerus diameter27.876.2010.08.102.69
radius diameter24.033.704.404.050.495
tibia diameter26.264.908.006.452.19

Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: insectivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-22 18:31:05
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002, Carroll 1988

Age range

Maximum range based only on fossils: base of the Huayquerian to the top of the Holocene or 8.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 5.0 Ma

Collections (24 total)


Time interval Ma Country or state Original ID and collection number
Huayquerian8.0 - 5.0Argentina (La Rioja) Chaetophractus sp. (55596)
Late/Upper Pliocene3.6 - 2.588Argentina (Buenos Aires) Chaetophractus villosus (199160)
Late/Upper Pliocene3.6 - 2.588Argentina (Jujuy) Chaetophractus villosus (141896)
Early/Lower Pleistocene2.588 - 0.781Bolivia (Tarija ) Chaetophractus villosus (70673)
Ensenadan1.75 - 0.4Argentina Chaetophractus vellerosus (213464)
Lujanian0.781 - 0.012Argentina (Buenos Aires) Chaetophractus villosus (63337 71303 71347)
Middle Pleistocene0.774 - 0.129Argentina (Buenos Aires) Chaetophractus villosus (63335)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Buenos Aires) Chaetophractus villosus (71316 73845)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Catamarca) Chaetophractus vallerosus (216690)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Santiago del Estero) Chaetophractus villosus (191153)
Late/Upper Pleistocene0.129 - 0.0117Argentina (Tucuman) Chaetophractus sp. (141182)
Late/Upper Pleistocene0.129 - 0.0117Uruguay (Canelones) Chaetophractus villosus (176485)
Late/Upper Pleistocene - Holocene0.129 - 0.0Argentina (Buenos Aires) Chaetophractus villosus (191127)
Holocene0.0117 - 0.0Argentina (Buenos Aires) Chaetophractus villosus (63338 63339 63342 71349)
Holocene0.0117 - 0.0Argentina (La Pampa) Chaetophractus villosus, Chaetophractus vellerosus (212470)
Holocene0.0117 - 0.0Argentina Chaetophractus villosus (93267)
Holocene0.0117 - 0.0Bolivia (Chuquisaca) Chaetophractus vellerosus (70705)
Holocene0.0117 - 0.0Bolivia Chaetophractus sp. (71324)