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Valenictus imperialensis âśť

Description

Valenictus is an extinct genus of Odobenidae from the Pliocene of California.


Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)4941606https://www.gbif.org/species/4941606
PaleoBioDB ID (PBDB)71855https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=71855
Rankspecies
Taxonomy (GBIF)Life : Animalia : Chordata : Mammalia : Carnivora : Odobenidae : Valenictus : Valenictus imperialensis
Taxonomy (PBDB)Life : Animalia : Chordata : Mammalia : Carnivora : Odobenidae : Valenictus : Valenictus imperialensis
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
-PinnipedimorphaBerta et al. 1989
-Pinnipedia
familyOdobenidae
-NeodobeniaMagallanes et al. 2018
subfamilyOdobeninaeAllen 1880
tribeOdobeniniAllen 1880
genusValenictusMitchell 1961
speciesValenictus imperialensisMitchell 1961
Generic NameValenictus
Scientific NameValenictus imperialensis Mitchell, 1961
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Valenictus imperialensisspeciesbelongs to Valenictusstated without evidenceMitchell, 1961
Valenictus imperialensisspeciesbelongs to Valenictusstated with evidenceDeméré et al., 2003
Valenictus imperialensisspeciesbelongs to Valenictusstated without evidenceBarnes, 2008
Valenictus imperialensisspeciesbelongs to Valenictusstated with evidenceMagallanes et al., 2018
Valenictus imperialensisspeciesbelongs to Valenictusstated without evidenceBerta et al., 2018
Status (PBDB)extinct
Taxon Size (PBDB)1
First Recorded Appearance5.33 - 3.60 Ma
Neogene
Last Recorded Appearance5.33 - 3.60 Ma
Neogene
Environmentmarine (based on Pinnipedia)
Motilityactively mobile (based on Osteichthyes)
Dietinsectivore (based on Odobenidae)
Reproductionviviparous (based on Pinnipedimorpha)
Ontogenymodification of parts (based on Pinnipedimorpha)
Taphonomyhydroxylapatite (based on Pinnipedimorpha)
Primary Reference (PBDB)E. D. Mitchell. 1961. A new walrus from the imperial Pliocene of Southern California: with notes on odobenid and otariid humeri. Los Angeles County Museum Contributions in Science 44:1-28
Wikipediahttps://en.wikipedia.org/wiki/Valenictus_imperialensis

Fossil Distribution

Synonymy List

YearName and Author
1961Valenictus imperialensis Mitchell p. 4 figs. Figs. 2-4
1989Valenictus imperialensis Barnes p. 23
1994Valenictus imperialensis Deméré p. 120
2003Valenictus imperialensis Deméré et al. p. 49 figs. Fig. 3.3
2008Valenictus imperialensis Barnes p. 536
2018Valenictus imperialensis Berta et al. p. 217 figs. Fig. 6
2018Valenictus imperialensis Magallanes et al. p. 30 figs. Figure 14

References

Mitchell E. D. (1961) A new walrus from the imperial Pliocene of Southern California: with notes on odobenid and otariid humeri, Los Angeles County Museum Contributions in Science 44, 1-28
Barnes L. G. (1989) A new enaliarctine pinniped from the Astoria Formation, Oregon, and a classification of the Otariidae (Mammalia: Carnivora), Contributions in Science 403, 1-26
Deméré T. A., Berta A., et al (2003) Pinnipedimorph evolutionary biogeography, Bulletin of the American Museum of Natural History 279, 32-76
Barnes L. G. (2008) Otarioidea, Evolution of Tertiary Mammals of North America 2, 523-541
Berta A., Churchill M., et al (2018) The Origin and Evolutionary Biology of Pinnipeds: Seals, Sea Lions, and Walruses, Annual Review of Earth and Planetary Sciences 46, 203-228 doi:10.1146/annurev-earth-082517-010009
Magallanes I., Parham J. F., et al (2018) A new tuskless walrus from the Miocene of Orange County, California, with comments on the diversity and taxonomy of odobenids, PeerJ 6, e5708 doi:10.7717/peerj.5708
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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