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Castor (beaver)

Mammalia - Rodentia - Castoridae

Synonymy list
YearName and author
1758Castor Linnaeus p. 58
1811Castor Illiger p. 89
1825Castor Gray p. 341
1860Castor Leidy p. 111
1902Castor Hay p. 721
1967Castor Wilson p. 209
1980Castor Kurten and Anderson p. 237
1989Castor Shoshani et al. p. 436
1997Castor McKenna and Bell
2007Castor Rybczynski p. 7
2019Castor Albright et al. p. 158

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Life
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
RankNameAuthor
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
EuarchontogliresMurphy et al. 2001
GliriformesWyss and Meng 1996
Glires()
Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyCastoroideaGray 1821
familyCastoridae
subfamilyCastorinae
genusCastor

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. Castor Linnaeus 1758 [beaver]
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Subg. †Castor (Eucastor) Leidy 1858
Castor anderssoni Schlosser 1924
Castor californicus Kellogg 1911
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Invalid names: Castor accessor Hay 1927 [synonym]
Castor canadensis Kuhl 1820 [American beaver]
Castor fiber Linnaeus 1758 [Eurasian beaver]
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Invalid names: Castor plicidens Major 1874 [synonym], Castor praefiber Deperet 1890 [synonym]
Castor jaegeri Kaup 1839
Castor peninsulatus Cope 1881
Castor veterior Lankester 1864
Diagnosis
No diagnoses are available
Measurements
partNmean

Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: amphibiousg
Diet: browserf
Reproduction: viviparoussubc
Comments: "an expert swimmer"g
Created: 2011-05-12 18:11:16
Modified: 2011-05-12 03:11:16
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Nowak 1991, Lillegraven 1979, Carroll 1988, Hendy et al. 2009, Dunn and Rasmussen 2007, Ji et al. 2002

Age range

Maximum range based only on fossils: base of the Turolian to the top of the Holocene or 8.70000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 7.246 Ma

Collections (199 total)

Oldest occurrences

Time interval Ma Country or state Original ID and collection number
Tortonian11.62 - 7.246Ukraine (Odessa) Castor fiber (75798)
Tortonian11.62 - 7.246Moldova Castor fiber (75802 75803)
Hemphillian10.3 - 4.9USA (Washington) Castor sp. (232055)
Hemphillian10.3 - 4.9USA (Oregon) Castor californicus (19015) Castor sp. (18970 19116)
Hemphillian10.3 - 4.9USA (Nebraska) Castor californicus (18323)
Late/Upper Hemphillian10.3 - 4.9USA (Nebraska) Castor californicus (18126 18247 18359)
Turolian8.7 - 5.333Spain (Andalusia) Castor sp. (36108)
Turolian8.7 - 5.333Russian Federation (Rostovskaya Oblast') Castor sp. (174455)
Early/Lower Pliocene5.333 - 3.6Greece (Dodecannese) Castor fiber (184242)
Early/Lower Pliocene5.333 - 3.6Kazakhstan Castor fiber (76289)
Early/Lower Pliocene5.333 - 3.6China (Nei Mongol) Castor anderssoni (75300)
Ruscinian5.333 - 3.2Greece (Macedonia) Castor fiber (35086 35087 35088)
Ruscinian5.333 - 3.2Spain (Aragon) Castor sp. (32104)
Pliocene5.333 - 2.588Ukraine (Odessa) Castor fiber (76551)
Pliocene5.333 - 2.588Russian Federation (Rostovskaya Oblast') Castor sp. (39409)
Pliocene5.333 - 2.588Ukraine Castor fiber (76503)
Pliocene5.333 - 2.588Romania (Moldova) Castor praefiber (39622)
Pliocene5.333 - 2.588Romania Castor praefiber (40113) Castor sp. (40130)
Pliocene5.333 - 2.588China Sinocastor anderssoni (13485)
Pliocene5.333 - 2.588USA (Idaho) Castor californicus (181255 189134)