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Desmostylus hesperus

Mammalia - Perissodactyla - Desmostylidae

Taxonomy
Desmostylus hesperus was named by Marsh (1888). Its type specimen is YPM 1395d, a set of teeth, and it is a 3D body fossil. Its type locality is Mission San Jose, east, which is in a Serravallian/Tortonian marine horizon in the Briones Formation of California.

Synonyms
Synonymy list
YearName and author
1888Desmostylus hesperus Marsh p. 95 figs. 1-3
1898Desmostylus hesperus Trouessart p. 1006
1902Desmostylus hesperus Hay p. 583
1904Desmostylus hesperus Trouessart p. 751
1915Desmostylus watasei Hay p. 396 figs. not figured
1915Desmostylus hesperus Hay p. 397
1915Desmostylus watasei Hay p. 397
1922Desmostylus hesperus Hannibal p. 238
1922Desmostylus cymatias Hannibal p. 239
1923Desmostylus californicus Hay p. 106
1925Desmostylus hesperus Zittel p. 266
1930Desmostylus californicus Hay p. 655
1930Desmostylus hesperus Hay p. 655
1935Desmostylus mirabilis Nagao p. 822
1937Desmostylus minor Nagao p. 46
1937Desmostylella typica Nagao p. 82
1937Desmostylus hesperus VanderHoof p. 189
1959Desmostylus hesperus Reinhart p. 65
1961Desmostylus mirabilis Ijiri and Kamei
1966Desmostylus hesperus Shikama p. 157
1971Desmostylus hesperus Dubrovo and Sinel'nikova p. 671
1995Desmostylus hesperus Hasegawa et al. p. 5
1996Desmostylus hesperus Domning p. 394
2008Desmostylus hesperus Domning p. 642
2017Desmostylus hesperus Matsui p. 3
2019Desmostylus hesperus Matsui and Tsuihiji

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
RankNameAuthor
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Panperissodactyla
superorderPerissodactylamorpha
orderPerissodactyla()
orderDesmostylia
orderDesmostyloideaAbel 1933
familyDesmostylidae
genusDesmostylus
specieshesperus

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.

Desmostylus hesperus Marsh 1888
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Invalid names: Desmostylella typica Nagao 1937 [synonym], Desmostylus californicus Hay 1923 [synonym], Desmostylus cymatias Hannibal 1922 [synonym], Desmostylus minor Nagao 1937 [synonym], Desmostylus mirabilis Nagao 1935 [synonym], Desmostylus watasei Hay 1915 [synonym]
Diagnosis
No diagnoses are available