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Cynarctus

Description

Cynarctus is an extinct genus of the Borophaginae subfamily of canids native to North America. It lived during the Middle to Late Miocene 16.0—10.3 mya, existing for approximately 5.7 million years. Fossils have been uncovered in California, Maryland, western Nebraska, and Texas. It was likely an omnivore, and lacked the bone-cracking adaptations found in some later borophagines.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4833489https://www.gbif.org/species/4833489
PaleoBioDB ID (PBDB)41206https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=41206
Rankgenus
Taxonomy (GBIF,PBDB)Life : Animalia : Chordata : Mammalia : Carnivora : Canidae : Cynarctus
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
suborderCaniformiaKretzoi 1943
superfamilyCanoideaSimpson 1931
familyCanidaeFischer 1817
subfamilyBorophaginaeSimpson 1945
tribeBorophaginiSimpson 1945
subtribeCynarctinaWang et al. 1999
genusCynarctusMatthew 1902
Scientific NameCynarctus Matthew, 1902
Name Published InBull. Amer. Mus., 16
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Cynarctusgenusbelongs to Amphicyoninaestated with evidenceMatthew, 1902
Cynarctusgenusbelongs to Procyonidaestated without evidenceMcGrew, 1938
Cynarctusgenusbelongs to CanidaeimpliedCarroll, 1988
Cynarctusgenusbelongs to Cynarctinastated with evidenceWang et al., 1999
Status (PBDB)extinct
Taxon Size (PBDB)7
First Recorded Appearance23.0 - 16.0 Ma
Miocene
Last Recorded Appearance11.6 - 4.9 Ma
Neogene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietcarnivore, omnivore (based on Canidae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)W. D. Matthew. 1902. New canidae from the Miocene of Colorado. Bulletin of the American Museum of Natural History 16(21):281-290
Wikipediahttps://en.wikipedia.org/wiki/Cynarctus

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Cynarctus crucidens
species
accepted (GBIF)
listed (PBDB)
1623.0 Ma
Miocene
11.6 Ma
Miocene
Cynarctus galushai
species
accepted (GBIF)
listed (PBDB)
316.0 Ma
Miocene
16.0 Ma
Miocene
Cynarctus saxatilis
species
accepted (GBIF)
listed (PBDB)
716.0 Ma
Miocene
16.0 Ma
Miocene
Cynarctus voorhiesi
species
accepted (GBIF)
listed (PBDB)
513.6 Ma
Miocene
13.6 Ma
Miocene
Cynarctus wangi
species
accepted (GBIF)
listed (PBDB)
116.0 Ma
Miocene
16.0 Ma
Miocene
Tomarctus marylandica
species
accepted (GBIF)
listed (PBDB)
220.4 Ma
Miocene
16.0 Ma
Miocene

Synonymy List

YearName and Author
1902Cynarctus Matthew
1938Cynarctus McGrew p. 324
1988Cynarctus Carroll
1999Cynarctus Wang et al. p. 114

References

Matthew W. D. (1902) New canidae from the Miocene of Colorado, Bulletin of the American Museum of Natural History 16 21, 281-290
McGrew P. O. (1938) Dental morphology of the Procyonidae with a description of Cynarctoides, gen. nov., Geological Series, Field Museum of Natural History 6 22, 323-339
Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698
Wang X., Tedford R. H., et al (1999) Phylogenetic systematics of the Borophaginae (Carnivora: Canidae), Bulletin of the American Museum of Natural History 243, 1-392
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
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
Bull. Amer. Mus., 16 - 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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