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Scelidotherium leptocephalum

Osteichthyes - Mylodontidae

Taxonomy
Scelidotherium leptocephalum was named by Owen (1839). It is the type species of Scelidotherium.

Sister species lacking formal opinion data
S. pendolai

Synonymy list
YearName and author
1839Scelidotherium leptocephalum Owen
1894Scelidotherium leptocephalum Lydekker p. 87
2004Scelidotherium leptocephalum Zurita et al.

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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
—Americatheria
—Xenarthra()
infraorderPilosaFlower 1883
—Folivora
—Eufolivora
familyMylodontidaeAmeghino 1889
subfamilyScelidotheriinaeAmeghino 1889
genusScelidotheriumOwen 1839
speciesleptocephalumOwen 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.

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Diagnosis
No diagnoses are available
Body mass estimates
estimateequationreference
 292.3 kg Mammalia femur diameterGingerich 1990
 417.5 kg Mammalia humerus diameterGingerich 1990
 919.1 kg Mammalia tibia diameterGingerich 1990
mean: 482.3 kg
Measurements
partNmean
femur diameter140.0
humerus diameter150.0
radius diameter159.0
tibia diameter160.0

Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-08-22 16:27:29
Modified: 2005-08-22 18:30:22
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Nowak 1999, Carroll 1988, Lillegraven 1979, Hendy et al. 2009, Ji et al. 2002

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

Collections (19 total)


Time interval Ma Country or state Original ID and collection number
Pleistocene2.58 - 0.0117Argentina (Santa Fe) Scelidotherium leptocephalum (232458)
Pleistocene2.58 - 0.0117Argentina (Buenos Aires) Scelidotherium leptocephalum (212462 212469 232453 232456)
Ensenadan1.75 - 0.4Argentina (Cordoba) Scelidotherium leptocephalum (123831)
Ensenadan1.75 - 0.4Argentina (Buenos Aires) Scelidotherium leptocephalum (213446)
Middle Pleistocene0.774 - 0.129Argentina (Buenos Aires) Scelidotherium leptocephalum (63335)
Lujanian (glacial)0.4 - 0.0117Argentina (Buenos Aires) Scelidotherium leptocephalum (140934)
Lujanian0.4 - 0.0117Argentina (Salta) Scelidotherium leptocephalum (212836)
Lujanian0.4 - 0.0117Argentina (Cordoba) Scelidotherium leptocephalum (197920)
Lujanian0.4 - 0.0117Argentina (Chaco) Scelidotherium leptocephalum (78578)
Lujanian0.4 - 0.0117Argentina (Buenos Aires) Scelidotherium leptocephalum (63337 71303 71347 198875 212835)
Lujanian0.4 - 0.0117Argentina Scelidotherium leptocephalum (204208)
Late/Upper Pleistocene0.129 - 0.0117Argentina Scelidotherium leptocephalum (213470)