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Equus alaskae

Description

Equus alaskae was a Pleistocene species of horse, now extinct, that inhabited North America.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4969214https://www.gbif.org/species/4969214
PaleoBioDB ID (PBDB)46255https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=46255
Rankspecies
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : Equus alaskae
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : Equus alaskae
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
orderPerissodactyla
suborderLophodontomorphaHooker and Dashzeveg 2004
infraorderEuperissodactylaHooker and Dashzeveg 2004
-Hippomorpha
superfamilyEquoideaHay 1902
familyEquidaeGray 1821
subfamilyEquinaeSteinmann and Döderlein 1890
tribeEquiniQuinn 1955
genusEquusLinnaeus 1758
speciesEquus alaskaeWinans 1989
Generic NameEquus
Scientific NameEquus alaskae (Winans, 1989)
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Equus alaskaespeciesbelongs to Equusstated with evidenceWinans, 1989
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance0.78 - 0.13 Ma
Pleistocene
Last Recorded Appearance0.13 - 0.01 Ma
Pleistocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietgrazer (based on Equus)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)M. C. Winans. 1989. A quantitative study of the North American fossil species of the genus Equus. The evolution of perissodactyls
Wikipediahttps://en.wikipedia.org/wiki/Equus_alaskae

Fossil Distribution

Obsolete Names

NameSourceTaxon RankTaxonomy
Equus lambei (Hay, 1917)GBIFspeciesAnimalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : Equus lambei
Equus niobrarensis alaskae Winans, 1989GBIFsubspeciesAnimalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : Equus niobrarensis alaskae
Onager lambei (Hay, 1917)GBIFspeciesAnimalia : Chordata : Mammalia : Perissodactyla : Equidae : Equus : Onager lambei

Synonymy List

YearName and Author
1913Equus niobrarensis alaskae Hay
1917Equus lambei Hay
1957Onager lambei Quinn p. 14
1966Equus lambei Slaughter p. 89
1980Equus lambei Kurten and Anderson p. 291
1989Equus alaskae Winans
1989Equus niobrarensis alaskae Winans
2004Equus lambei Storer p. 139

References

Winans M. C. (1989) A quantitative study of the North American fossil species of the genus Equus, The evolution of perissodactyls, 262-297
Quinn J. H. (1957) Pleistocene Equidae of Texas, Bureau of Economic Geology, The University of Texas Report of Investigations 33, 1-47
Slaughter B. H. (1966) The Moore Pit local fauna; Pleistocene of Texas, Journal of Paleontology 40 1, 78-91
Kurten B., Anderson E. (1980) , Pleistocene mammals of North America, 1-442
Storer J. E. (2004) A Middle Pleistocene (late Irvingtonian) mammalian fauna from Thistle Creek, Klondike Goldfields region of Yukon Territory, Canada, Paludicola 4 4, 137-150
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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