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Oxyacodon

Description

Oxyacodon is an extinct genus of condylarth of the family Periptychidae endemic to North America during the Early Paleocene living from 66—63.3 mya, existing for approximately 2.7 million years.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4829835https://www.gbif.org/species/4829835
PaleoBioDB ID (PBDB)42280https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=42280
Rankgenus
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Periptychidae : Oxyacodon
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Ungulata : Periptychidae : Oxyacodon
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
orderUngulata
-BulbulodentataArchibald 1998
familyPeriptychidaeCope 1882
subfamilyConacodontinaeArchibald et al. 1983
genusOxyacodonEarle 1895
Scientific NameOxyacodon Earle, 1895
Name Published Inin Osborn & Earle, Bull. Amer. Mus. Nat. Hist., 7
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Oxyacodongenusbelongs to Periptychidaestated without evidenceOsborn and Earle, 1895
Oxyacodongenusbelongs to Phenacodontidaestated without evidenceHay, 1902
Oxyacodongenusbelongs to Conacodontinaestated with evidenceArchibald et al., 1983
Oxyacodongenusbelongs to PeriptychidaeimpliedCarroll, 1988
Oxyacodongenusbelongs to Conacodontinaestated without evidenceArchibald, 1998
Oxyacodongenusbelongs to Conacodontinaestated with evidenceMiddleton and Dewar, 2004
Oxyacodongenusbelongs to Periptychidaestated without evidenceMcComas and Eberle, 2016
Oxyacodongenusbelongs to Conacodontinaestated with evidenceHalliday et al., 2017
Status (PBDB)extinct
Taxon Size (PBDB)7
First Recorded Appearance66.0 - 63.3 Ma
Paleocene
Last Recorded Appearance66.0 - 63.3 Ma
Paleocene
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietherbivore (based on Periptychidae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals.
Wikipediahttps://en.wikipedia.org/wiki/Oxyacodon

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Anisonchus agapetillus
species
accepted (GBIF)
listed (PBDB)
566.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous
Oxyacodon apiculatus
species
accepted (GBIF)
listed (PBDB)
666.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous
Oxyacodon archibaldi
species
accepted (GBIF)
listed (PBDB)
166.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous
Oxyacodon campi
species
accepted (GBIF)No associated record in PBDB
Oxyacodon ferronensis
species
accepted (GBIF)
listed (PBDB)
666.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous
Oxyacodon marshater
species
accepted (GBIF)
listed (PBDB)
266.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous
Oxyacodon priscilla
species
accepted (GBIF)
listed (PBDB)
566.0 Ma
Late/Upper Cretaceous
66.0 Ma
Late/Upper Cretaceous

Synonymy List

YearName and Author
1895Oxyacodon Osborn and Earle
1902Oxyacodon Hay p. 602
1978Fimbrethil Van Valen
1983Oxyacodon Archibald et al. p. 3
1988Oxyacodon Carroll
1998Oxyacodon Archibald p. 314
2003Oxyacodon Eberle p. 157
2004Oxyacodon Middleton and Dewar p. 73
2016Oxyacodon McComas and Eberle
2017Oxyacodon Halliday et al. p. 525

References

Alroy J. (2002) Synonymies and reidentifications of North American fossil mammals
Hay O. P. (1902) , Bibliography and Catalogue of the Fossil Vertebrata of North America. Bulletin of the United States Geological Survey 179, 1-868
Van Valen L. M. (1978) The beginning of the Age of Mammals, Evolutionary Theory 4, 45-80
Archibald J. D., Schoch R. M., et al (1983) A new subfamily, Conacodontinae, and new species, Conacodon kohlbergeri, of the Periptychidae (Condylarthra, Mammalia), Postilla 191, 1-24
Carroll R. L. (1988) , Vertebrate Paleontology and Evolution, 1-698
Archibald J. D. (1998) Archaic ungulates ("Condylarthra"), Evolution of Tertiary Mammals of North America 1, 292-331
Eberle J. J. (2003) Puercan mammalian systematics and biostratigraphy in the Denver Formation, Denver Basin, Colorado, Rocky Mountain Geology 38 1, 143-169
Middleton M. D., Dewar E. W. (2004) New mammals from the early Paleocene Littleton fauna (Denver Formation, Colorado), New Mexico Museum of Natural History and Science Bulletin 26, 59-80
McComas K. M., Eberle J. J. (2016) A new earliest Paleocene (Puercan) arctocyonid mammal from the Fort Union Formation, Great Divide Basin, Wyoming, and its phylogenetic position among early condylarths, Journal of Systematic Palaeontology 14 6, 445-459 doi:10.1080/14772019.2015.1066886
Halliday T. J. D., Upchurch P., et al (2017) Resolving the relationships of Paleocene placental mammals 92, 521-550 doi:10.1111/brv.12242
GBIF/Paleo Database - via The Interim Register of Marine and Nonmarine Genera
Nomenclator Zoologicus (authority adjusted) - 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
in Osborn & Earle, Bull. Amer. Mus. Nat. Hist., 7 - 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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