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Ontocetus emmonsi

Mammalia - Carnivora - Odobenidae

Taxonomy
Ontocetus emmonsi was named by Leidy (1859) [cast ANSP 11255]. Its type specimen is USNM 329064, a tooth (tusk), and it is a 3D body fossil. Its type locality is Murfreesboro, which is in a Zanclean shallow subtidal sandstone in the Yorktown Formation of North Carolina.

It was recombined as Hoplocetus emmonsi by Trouessart (1898) and Trouessart (1904).

Synonyms
Synonymy list
YearName and author
1859Ontocetus emmonsi Leidy p. 162
1865Trichecodon huxleyi Lankester p. 226 figs. Plates X-XI
1867Alachtherium crestsii Du Bus p. 566
1869Ontocetus emmonsi Leidy p. 440
1874Alachtherium cretsii Vanden Broeck p. 199
1875Ontocetus emmonsii Cope p. 51
1880Trichechus huxleyi Lankester p. 144
1891Trichechus huxleyi Newton p. 17
1898Trichechus huxleyi Trouessart p. 376
1898Hoplocetus emmonsi Trouessart p. 1055
1902Ontocetus emmonsi Hay p. 596
1904Alachtherium cretsii Palmer p. 87
1904Trichechus huxleyi Trouessart p. 281
1904Hoplocetus emmonsi Trouessart p. 773
1906Prorosmarus alleni Berry and Gregory p. 444 figs. Fig. 1-2, 4a
1907Trichechus antverpiensis Rutten p. 12
1909Alachtherium antwerpiensis Hasse p. 302
1922Alachtherium cretsii Kellogg p. 101
1922Prorosmarus alleni Kellogg p. 101
1922Trichecodon huxleyi Kellogg p. 102
1930Prorosmarus alleni Hay p. 559
1957Odobenus huxleyi Hooijer p. 255
1964Odobenus huxleyi Van Deinse p. 187
1964Alachtherium antverpiensis Van Deinse p. 194
1968Odobenus huxleyi Van Der Feen p. 24
1968Odobenus antverpiensis Van Der Feen p. 26
1975Ontocetus emmonsi Ray
1977Alachtherium antverpiensis Repenning and Tedford p. 13
1989Trichecodon huxleyi Barnes p. 23
1994Alachtherium cretsii Deméré p. 118
1994Prorosmarus alleni Deméré p. 119
1994Odobenus huxleyi Deméré p. 121
1997Alachtherium africanum Geraads p. 155 figs. Fig. 15.1-3
1999Odobenus antverpiensis Bosscha Erdbrink and Van Bree p. 76
1999Odobenus cretsii Bosscha Erdbrink and Van Bree p. 76
1999Odobenus huxleyi Bosscha Erdbrink and Van Bree p. 76
1999Odobenus africanus Bosscha Erdbrink and Van Bree p. 80
2003Alachtherium cretsii Deméré et al. p. 49 figs. Fig. 3.3
2003Odobenus huxleyi Deméré et al. p. 49 figs. Fig. 3.3
2003Prorosmarus alleni Deméré et al. p. 49 figs. Fig. 3.3
2004Odobaenus huxleyi Post p. 73
2008Prorosmarus alleni Barnes p. 536
2008Trichecodon huxleyi Barnes p. 536
2008Ontocetus emmonsi Kohno and Ray p. 45
2010Ontocetus emmonsi Werdelin and Peigne p. 647
2018Ontocetus emmonsi Berta et al. p. 217 figs. Fig. 6
2018Ontocetus emmonsi Boessenecker et al. p. 282
2018Ontocetus emmonsi Magallanes et al. p. 30 figs. Figure 14
2019Ontocetus emmonsi Albright et al. p. 177
2020Ontocetus emmonsi Biewer et al.

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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
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
RankNameAuthor
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Ferae()
CarnivoramorphaWyss and Flynn 1993
CarnivoraformesFlynn et al.
orderCarnivora
suborderCaniformiaKretzoi 1943
infraorderCanoidea(Simpson 1931)
superfamilyArctoideaFlower 1869
PanpinnipediaWolsan et al. 2020
Pinnipedimorpha
Pinnipedia()
superfamilyOtarioidea
familyOdobenidae()
subfamilyOdobeninae
genusOntocetus
speciesemmonsi

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.

Ontocetus emmonsi Leidy 1859
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Invalid names: Alachtherium africanum Geraads 1997 [synonym], Alachtherium antverpiensis Rutten 1907 [synonym], Alachtherium cretsii Du Bus 1867 [synonym], Prorosmarus alleni Berry and Gregory 1906 [synonym], Trichecodon huxleyi Lankester 1865 [synonym]
Diagnosis
No diagnoses are available