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Eucastor ✝

Description

Eucastor is an extinct genus of beaver-grouped rodents.


From Wikipedia article at https://en.wikipedia.org/wiki/Eucastor, which is released under the Creative Commons Attribution-Share-Alike License 3.0.
Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)8449502https://www.gbif.org/species/8449502
PaleoBioDB ID (PBDB)41543https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=41543
Rankgenus
Taxonomy (GBIF,PBDB)Life : Animalia : Chordata : Mammalia : Rodentia : Castoridae : Eucastor
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
-EuarchontogliresMurphy et al. 2001
-Glires
orderRodentia
superfamilyCastoroideaGray 1821
familyCastoridaeGray 1821
subfamilyCastoroidinaeAllen 1877
tribeNothodipoidiniKorth 2007
genusEucastorAllen 1877
Scientific NameEucastor Allen, 1877
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Eucastorgenusbelongs to Castoridaestated without evidenceAllen, 1877
Eucastorgenusbelongs to CastoridaeimpliedMcKenna and Bell, 1997
Eucastorgenusbelongs to Castoroidinaestated with evidenceRybczynski, 2007
Eucastorgenusbelongs to Nothodipoidinistated with evidenceKorth, 2007
Status (PBDB)extinct
Taxon Size (PBDB)3
First Recorded Appearance23.0 - 13.6 Ma
Miocene
Last Recorded Appearance3.20 - 2.59 Ma
Cenozoic
Environmentterrestrial (based on Eutheria)
Motilityactively mobile (based on Osteichthyes)
Dietbrowser (based on Castoridae)
Taphonomyphosphatic (based on Vertebrata)
Primary Reference (PBDB)J. Alroy. 2002. Synonymies and reidentifications of North American fossil mammals.
Wikipediahttps://en.wikipedia.org/wiki/Eucastor

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Castor tortus ✝
species		accepted (GBIF)
listed (PBDB)		3423.0 Ma
Miocene		10.3 Ma
Miocene
Eucastor malheurensis ✝
species		accepted (GBIF)
listed (PBDB)		423.0 Ma
Miocene		13.6 Ma
Miocene

Synonymy List

YearName and Author
1877Eucastor Allen
1896Sigmogomphius Merriam
1902Eucastor Hay p. 722
1902Sigmogomphius Hay p. 722
1997Eucastor McKenna and Bell
2007Eucastor Korth p. 118
2007Eucastor Rybczynski p. 7
2008Eucastor Korth p. 177

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
McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640
Korth W. W. (2007) A new genus of beaver (Rodentia, Castoridae) from the miocene (Clarendonian) of North America and systematics of the Castoroidinae based on comparative cranial anatomy, Annals of Carnegie Museum 76 2 doi:10.2992/0097-4463(2007)76[117:ANGOBR]2.0.CO;2
Rybczynski N. (2007) Castorid phylogenetics: implications for the evolution of swimming and tree-exploitation in beavers, Journal of Mammalian Evolution 14 1, 1-35
Korth W. W. (2008) Cranial morphology, systematics and succession of beavers from the middle Miocene Valentine Formation of Nebraska, USA, Acta Palaeontologica Polonica 53 2, 169-182
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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