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Megalonyx leptostomus

Mammalia - Megalonychidae

Taxonomy
Megalonyx leptostomus was named by Cope (1893).

Synonyms
Synonymy list
YearName and author
1893Megalonyx leptostomus Cioe
1893Megalonyx leptostomus Cope
1902Megalonyx leptostomus Hay p. 578
1930Megalonyx leptostomus Hay p. 410
1978Megalonyx rohrmanni Gustafson
1980Megalonyx leptostomus Kurten and Anderson p. 136
2007Megalonyx leptostomus McDonald and Naples p. 154
2019Megalonyx leptostomus Albright et al. p. 153

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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()
—Mammaliamorpha
RankNameAuthor
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Americatheria
—Xenarthra()
infraorderPilosaFlower 1883
—Folivora
classEufolivoraDelsuc et al. 2001
superfamilyMegatherioideaGray 1821
familyMegalonychidaeGervais 1855
subfamilyMegalonychinaeTrouessart 1904
genusMegalonyxHarlan 1825
speciesleptostomusCope 1893

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.

†Megalonyx leptostomus Cope 1893
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Invalid names: Megalonyx rohrmani Gustafson 1978 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingf
Diet: herbivoref
Reproduction: viviparoussubc
Created: 2005-06-08 10:11:09
Modified: 2005-08-22 18:30:05
Source: f = family, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Nowak 1991, Carroll 1988, Hendy et al. 2009, Ji et al. 2002

Age range: base of the Gelasian to the top of the Early/Lower Pleistocene or 2.58800 to 0.78100 Ma

Collections (22 total)


Time interval Ma Country or state Original ID and collection number
Blancan4.9 - 1.8USA (Idaho) Megalonyx leptostomus (19911)
Blancan4.9 - 1.8USA (Nebraska) Megalonyx leptostomus (19959)
Blancan4.9 - 1.8USA (Nevada) Megalonyx leptostomus (20009)
Blancan4.9 - 1.8USA (Washington) Megalonyx leptostomus (20062) Megalonyx rohrmanni (20063)
Blancan4.9 - 1.8USA (Kansas) Megalonyx leptostomus (19942) Megalonyx sp. (19932)
Blancan4.9 - 1.8USA (Texas) Megalonyx leptostomus (20022 20023 20033)
Blancan4.9 - 1.8USA (New Mexico) Megalonyx leptostomus (19655 19968)
Blancan4.9 - 1.8USA (Florida) Megalonyx leptostomus (19753 19754 19764)
Blancan - Irvingtonian4.9 - 0.3USA (South Dakota) Megalonyx leptostomus (20020)
Gelasian2.588 - 1.806USA (Florida) Megalonyx leptostomus (20384) Megalonyx sp. (19758)
Early/Lower Pleistocene2.588 - 0.781USA (Florida) Megalonyx leptostomus (19750 98313)
Early/Lower Pleistocene2.588 - 0.781USA (South Carolina) Megalonyx leptostomus (206955)
Irvingtonian1.8 - 0.3USA (Florida) Megalonyx leptostomus (20308)