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Eurygnathohippus

Description

Eurygnathohippus is an extinct genus of hipparionine horse. The majority of known fossils of members of this genus were discovered in Africa, where members of this genus lived during the late Miocene to Pleistocene interval. Fossils of Eurygnathohippus were also reported from the late Pliocene sediments of the Potwar Plateau in Pakistan and the Siwalik Hills in northwest India.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4830505https://www.gbif.org/species/4830505
PaleoBioDB ID (PBDB)133118https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=133118
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Eurygnathohippus
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Eurygnathohippus
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
tribeHipparioniniQuinn 1955
genusEurygnathohippusHoepen 1930
Scientific NameEurygnathohippus Hoepen, 1930
Name Published InPaleont. Navors., 2
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Eurygnathohippusgenusbelongs to Hipparioninistated with evidenceFranz-Odendaal et al., 2003
Status (PBDB)extinct
Taxon Size (PBDB)9
First Recorded Appearance23.0 - 7.2 Ma
Miocene
Last Recorded Appearance1.81 - 0.01 Ma
Pleistocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietgrazer, browser (based on Equinae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)T. A. Franz-Odendaal, T. M. Kaiser, and R. L. Bernor. 2003. Systematics and dietary evaluation of a fossil equid from South Africa. South African Journal of Science 99:453-459
Wikipediahttps://en.wikipedia.org/wiki/Eurygnathohippus

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Eurygnathohippus afarense
species
listed (PBDB)55.33 Ma
Miocene
3.60 Ma
Pliocene
Eurygnathohippus albertense
species
listed (PBDB)523.0 Ma
Miocene
3.60 Ma
Pliocene
Eurygnathohippus baardi
species
listed (PBDB)
Eurygnathohippus cornelianus
species
accepted (GBIF)
listed (PBDB)
Eurygnathohippus hasumense
species
listed (PBDB)315.33 Ma
Miocene
2.59 Ma
Pleistocene
Eurygnathohippus libycum
species
listed (PBDB)415.33 Ma
Miocene
1.81 Ma
Pleistocene
Eurygnathohippus namaquense
species
listed (PBDB)
Eurygnathohippus turkanense
species
listed (PBDB)2723.0 Ma
Miocene
3.60 Ma
Pliocene
Hipparion afarense
species
accepted (GBIF)No associated record in PBDB
Hipparion albertense
species
accepted (GBIF)No associated record in PBDB
Hipparion hasumense
species
accepted (GBIF)No associated record in PBDB
Hipparion libycum
species
accepted (GBIF)No associated record in PBDB
Hipparion turkanense
species
accepted (GBIF)No associated record in PBDB
Notohipparion namaquense
species
accepted (GBIF)No associated record in PBDB

Synonymy List

YearName and Author
1930Eurygnathohippus Van Hoepen
1932Notohipparion Haughton
2003Eurygnathohippus Franz-Odendaal et al.

References

Franz-Odendaal T. A., Kaiser T. M., et al (2003) Systematics and dietary evaluation of a fossil equid from South Africa, South African Journal of Science 99, 453-459
GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera
NZ cross ref or inferred from publ. title - via The Interim Register of Marine and Nonmarine Genera
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera
as per family - via The Interim Register of Marine and Nonmarine Genera
Paleont. Navors., 2 - via The Interim Register of Marine and Nonmarine Genera
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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