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Squalodon atlanticus

Mammalia - Artiodactyla - Squalodontidae

Taxonomy
Macrophoca atlantica was named by Leidy (1856) [ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes ANSP 11218 was designated as the lectotype by Dooley, 2003 with ANSP 11217 and ANSP 11219 as paralectotypes]. Its type specimen is ANSP 11218, a set of teeth (3 molar teeth), and it is a 3D body fossil. Its type locality is Shiloh Marl, which is in a Burdigalian marginal marine marl in the Kirkwood Formation of New Jersey. It is the type species of Macrophoca.

It was recombined as Squalodon atlantica by Cope (1867), Roger (1887), Case (1904) and Kellogg (1923); it was recombined as Squalodon atlanticum by Dal Piaz (1916); it was recombined as Basilosaurus atlantica by Allen (1916); it was recombined as Squalodon atlanticus by Cope (1868), Cope (1868), Leidy (1869), Cope (1875), Lydekker (1887), Cope (1890), Zittel (1894), Trouessart (1898), Hay (1902), Rhoads (1903), Trouessart (1904), Hay (1930) and Uhen et al. (2008).

Sister species lacking formal opinion data

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Synonymy list
YearName and author
1867Squalodon atlantica Cope
1868Squalodon atlanticus Cope p. 166
1869Squalodon atlanticus Leidy p. 416
1875Squalodon atlanticus Cope p. 363
1887Squalodon atlanticus Lydekker p. 75
1887Squalodon atlantica Roger p. 27
1890Squalodon atlanticus Cope p. 603
1894Squalodon atlanticus Zittel p. 171
1898Squalodon atlanticus Trouessart p. 1015
1902Squalodon atlanticus Hay p. 589
1903Squalodon atlanticus Rhoads p. 247
1904Squalodon atlantica Case p. 6
1904Squalodon atlanticus Trouessart p. 756
1916Basilosaurus atlantica Allen
1916Squalodon atlanticum Dal Piaz p. 8
1923Squalodon atlantica Kellogg p. 7
1930Squalodon atlanticus Hay p. 581
2008Squalodon atlanticus Uhen et al. p. 583

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
Sarcopterygii
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda()
Reptiliomorpha
Anthracosauria
Batrachosauria()
Cotylosauria()
Amniota
Synapsida()
RankNameAuthor
Therapsida()
infraorderCynodontia()
Epicynodontia
infraorderEucynodontia
Probainognathia
Mammaliamorpha
Mammaliaformes
classMammalia
orderArtiodactyla()
Cetacea()
Pelagiceti
Neoceti
Odontoceti()
superfamilyPlatanistoidea
familySqualodontidae
genusSqualodon
speciesatlanticus()

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.

Diagnosis
No diagnoses are available