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Nothrotherium shastense (Shasta ground sloth)

Osteichthyes - Nothrotheriidae

Taxonomy
Nothrotherium shastense was named by Sinclair (1905) [made type of subgenus Nothrotheriops by Hoffstetter 1954]. Its type specimen is UCMP 8422 (partial right edentulous mandible) and is a 3D body fossil. Its type locality is Potter Creek Cave, which is in a Pleistocene cave horizon in California.

It was recombined as Nothrotheriops shastensis by Paula Couto (1971), Kurten and Anderson (1980), Hill and Gillette (1987), McDonald (1995).

Subspecies
N. hawveri
Sister species lacking formal opinion data
N. escrivanense, N. torresi

Synonyms
Synonymy list
YearName and author
1905Nothrotherium shastense Sinclair
1913Nothrotherium graciliceps Stock
1918Nothrotherium shastense Stock
1930Nothrotherium shastense Hay p. 406
1971Nothrotheriops shastensis Paula Couto
1980Nothrotheriops shastensis Kurten and Anderson p. 141
1987Nothrotheriops shastensis Hill and Gillette p. 718
1995Nothrotheriops shastensis McDonald

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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
—Americatheria
—Xenarthra()
infraorderPilosaFlower 1883
—Folivora
classEufolivoraDelsuc et al. 2001
superfamilyMegatherioideaGray 1821
—Megatheria
familyNothrotheriidaeAmeghino 1920
subfamilyNothrotheriinaeAmeghino 1920
genusNothrotheriumLydekker 1889
speciesshastense

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.

†Nothrotherium shastense Sinclair 1905 [Shasta ground sloth]
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Invalid names: Nothrotherium graciliceps Stock 1913 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: omnivoreo
Reproduction: viviparoussubc
Created: 2005-08-26 13:20:40
Modified: 2005-08-26 15:20:40
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Ji et al. 2002, Carroll 1988, Nowak 1999, Hendy et al. 2009, Lillegraven 1979

Age range: base of the Pleistocene to the top of the Rancholabrean or 2.58000 to 0.01400 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.7 - 1.4USA (California) Nothrotheriops shastensis (20117 20119 20120 20121)
Pleistocene2.58 - 0.0117Mexico (Jalisco) Nothrotherium sp. (20285)
Pleistocene2.58 - 0.0117USA (Texas) Nothrotherium shastense (93257)
Irvingtonian1.4 - 0.21Mexico (Aguascalientes) Nothrotherium shastense (20283)
Irvingtonian1.4 - 0.21USA (California) Nothrotheriops shastensis (20123 20126 20327)
Middle Pleistocene0.774 - 0.129USA (California) Nothrotheriops shastensis (20639)
Rancholabrean (glacial)0.21 - 0.014USA (California) Nothrotherium shastense (20624)
Late/Upper Pleistocene0.129 - 0.0117Mexico (Quintana Roo) Nothrotheriops shastensis (212361)
Late/Upper Pleistocene0.129 - 0.0117Belize (Cayo) Nothrotheriops shastensis (203333)
Late/Upper Pleistocene (late glacial)0.129 - 0.0117USA (Arizona) Nothrotheriops shastensis (93244)
Late/Upper Pleistocene0.129 - 0.0117USA (California) Nothrotheriops shastensis (20273 236636)
Late/Upper Pleistocene0.129 - 0.0117USA (Texas) Nothrotheriops shastensis (230753 235839)
Late/Upper Pleistocene (glacial)0.129 - 0.0117USA (California) Nothrotherium shastense (type locality: 155393)
Late/Upper Pleistocene (early glacial)0.129 - 0.0117USA (New Mexico) Nothrotheriops shastensis (85143)
Late/Upper Pleistocene (high glacial)0.129 - 0.0117USA (New Mexico) Nothrotheriops shastensis (76059 76060)
Late/Upper Pleistocene (late glacial)0.129 - 0.0117USA (New Mexico) Nothrotherium shastense (93245)
Late/Upper Pleistocene - Holocene (late glacial)0.129 - 0.0USA (Arizona) Nothrotheriops shastensis (93374)