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Hemicyon

Description

Hemicyon, the so-called "dog-bear" (literally "half dog", from Greek ἡμι- hēmi- (half) + κύων kúōn (dog)), is an extinct genus of hemicyonine bear, which probably originated in Eurasia but was found in Europe, Asia and North America during the Miocene epoch (15.97 to 12.75 million years ago), existing for approximately 16 to 13 mya.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4833890https://www.gbif.org/species/4833890
PaleoBioDB ID (PBDB)41314https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=41314
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Carnivora : Hemicyonidae : Hemicyon
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Carnivora : Ursidae : Hemicyon
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
-LaurasiatheriaWaddell et al. 1999
-ScrotiferaWaddell et al. 1999
-FeraeLinnaeus 1758
-CarnivoramorphaWyss and Flynn 1993
-CarnivoraformesFlynn et al.
orderCarnivoraBowditch 1821
superfamilyArctoideaFlower 1869
-UrsidaTedford 1976
superfamilyUrsoideaFischer de Waldheim 1817
familyUrsidaeGray 1825
genusHemicyonLartet 1851
Scientific NameHemicyon Lartet, 1851
Name Published InNotes Sansan
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Hemicyongenusbelongs to Ursidaestated without evidenceLartet, 1851
Hemicyongenusbelongs to Hemicyoninaestated without evidenceFrick, 1926
Hemicyongenusbelongs to UrsidaeimpliedCarroll, 1988
Hemicyongenusbelongs to Ursidaestated without evidenceWerdelin and Peigne, 2010
Status (PBDB)extinct
Taxon Size (PBDB)7
First Recorded Appearance23.0 - 16.0 Ma
Miocene
Last Recorded Appearance13.6 - 5.3 Ma
Miocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietherbivore, carnivore (based on Ursidae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals.
Wikipediahttps://en.wikipedia.org/wiki/Hemicyon

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Hemicyon barbouri
species
accepted (GBIF)
listed (PBDB)
113.6 Ma
Miocene
13.6 Ma
Miocene
Hemicyon goriachensis
species
accepted (GBIF)
listed (PBDB)
Hemicyon grivensis
species
accepted (GBIF)
listed (PBDB)
Hemicyon minor
species
accepted (GBIF)
listed (PBDB)
Hemicyon sansaniensis
species
accepted (GBIF)
listed (PBDB)
1020.4 Ma
Miocene
13.7 Ma
Miocene
Hemicyon statzlingii
species
accepted (GBIF)
listed (PBDB)
Hemicyon teilhardi
species
accepted (GBIF)No associated record in PBDB

Obsolete Names

NameSourceTaxon RankTaxonomy
Plithocyon Ginsburg, 1955GBIFgenusAnimalia : Chordata : Mammalia : Carnivora : Hemicyonidae : Plithocyon
Parahemicyon Baryshnikov, 2007GBIFgenusAnimalia : Chordata : Mammalia : Carnivora : Hemicyonidae : Parahemicyon

Synonymy List

YearName and Author
1851Hemicyon Lartet
1926Hemicyon Frick p. 51
1988Hemicyon Carroll
2010Hemicyon Werdelin and Peigne p. 614

References

Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
Frick C. (1926) The Hemicyoninae and an American Tertiary bear, Bulletin of the American Museum of Natural History 56 1, 1-119
Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698
Werdelin L., Peigne S. (2010) Carnivora, Cenozoic Mammals of Africa, 603-657
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
Notes Sansan - via The Interim Register of Marine and Nonmarine Genera
SN2000/McKenna & Bell, 1997 - via The Interim Register of Marine and Nonmarine Genera
SN2000: Brands, S. J. (compiler) 1989-2005. Systema Naturae 2000. Amsterdam, The Netherlands (2006 version). Available online at http://sn2000.taxonomy.nl/. - via The Interim Register of Marine and Nonmarine Genera
as per family - 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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