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Megatherium jeffersonii

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)9473189https://www.gbif.org/species/9473189
PaleoBioDB ID (PBDB)48024https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=48024
Rankspecies
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megatherium jeffersonii
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Xenarthra : Megalonychidae : Megalonyx : Megatherium jeffersonii
Taxonomic Status (GBIF)accepted
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
phylumChordataHaeckel 1847
subphylumVertebrataLamarck 1801
superclassGnathostomataGegenbauer 1874
-Osteichthyes
-SarcopterygiiRomer 1955
subclassDipnotetrapodomorpha
subclassTetrapodomorpha
-Tetrapoda
-ReptiliomorphaSäve-Söderbergh 1934
-AnthracosauriaSäve-Söderbergh 1934
-Batrachosauria
-Cotylosauria
-AmniotaHaeckel 1866
-SynapsidaOsborn 1903
-Therapsida
infraorderCynodontia
-EpicynodontiaHopson and Kitching 2001
infraorderEucynodontiaKemp 1982
-ProbainognathiaHopson 1990
-MammaliamorphaRowe 1988
-MammaliaformesRowe 1988
classMammaliaLinnaeus 1758
subclassTribosphenida
infraclassEutheria
-PlacentaliaOwen 1837
-AmericatheriaShockey 2017
-Xenarthra
infraorderPilosaFlower 1883
familyMegalonychidaeGervais 1855
genusMegalonyxHarlan 1825
speciesMegatherium jeffersoniiDesmarest 1822
Generic NameMegatherium
Scientific NameMegatherium jeffersonii (Desmarest, 1822)
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Megalonyx leidyispeciesbelongs to Megalonyxstated with evidenceLindahl, 1892
Megalonyx leidyispeciesbelongs to Megalonyxstated without evidenceHay, 1902
Megalonyx leidyispeciessubjective synonym of Megalonyx jeffersoniistated without evidenceKurten and Anderson, 1980
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance1.80 - 0.30 Ma
Pleistocene
Last Recorded Appearance1.80 - 0.30 Ma
Pleistocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietfolivore (based on Megalonychidae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)J. Lindahl. 1892. Description of a skull of Megalonyx leidyi, n. sp. Transactions of the American Philosophical Society, New Series 17(1):1-10
Common Name(s) Jefferson's Ground Sloth

Obsolete Names

NameSourceTaxon RankTaxonomy
Megalonyx hogani Stovall, 1940GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx hogani
Megalonyx leidyi Lindahl, 1893GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx leidyi
Megalonyx milleri Lyon, 1938GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx milleri
Megalonyx californicus Stock, 1913GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx californicus
Ereptodon priscus (Leidy, 1855)GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Ereptodon priscus
Megalonyx dissimilis Leidy, 1855GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx dissimilis
Megalonyx sierrensis Sinclair, 1905GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx sierrensis
Megalonyx brachycephalus Stovall & McAnulty, 1950GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx brachycephalus
Megalonyx laqueatus Harlan, 1831GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx laqueatus
Megalonyx priscus (Leidy, 1855)GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx priscus
Megalonyx jeffersoni (Desmarest, 1822)GBIFspeciesAnimalia : Chordata : Mammalia : Pilosa : Megalonychidae : Megalonyx : Megalonyx jeffersoni

Synonymy List

YearName and Author
1892Megalonyx leidyi Lindahl p. 1
1902Megalonyx leidyi Hay p. 578

References

Lindahl J. Description of a skull of Megalonyx leidyi, n. sp., Transactions of the American Philosophical Society, New Series 17 1, 1-10
Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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