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Leptonychotes weddellii

Mammalia - Carnivora - Phocidae

Taxonomy
Otaria weddellii was named by Lesson (1826). It is extant.

It was recombined as Leptonyx weddellii by Gray (1836), Gray (1837), Gray (1844), Gray (1850), Gill (1866) and Gray (1866); it was recombined as Leptonychotes weddelli by Gill (1872), Trouessart (1904), Turner (1912), Scheffer and Rice (1963), Stirling (1971), Riedman (1990), Koretsky (2001) and Cullen et al. (2014); it was recombined as Ogmorhinus (Leptonychotes) weddelli by Friant (1947); it was recombined as Leptonychotes weddellii by Deméré et al. (2003), Berta et al. (2018) and Kienle and Berta (2019).

Synonymy list
YearName and author
1826Otaria weddellii Lesson p. 437
1836Leptonyx weddellii Gray
1837Leptonyx weddellii Gray p. 1
1844Leptonyx weddellii Gray p. 7
1850Leptonyx weddellii Gray p. 16
1866Leptonyx weddellii Gill p. 6
1866Leptonyx weddellii Gray p. 12
1872Leptonychotes weddelli Gill
1904Leptonychotes weddelli Trouessart p. 284
1912Leptonychotes weddelli Turner p. 200
1947Ogmorhinus (Leptonychotes) weddelli Friant p. 6
1963Leptonychotes weddelli Scheffer and Rice p. 4
1971Leptonychotes weddelli Stirling p. 1 figs. Fig. 1-2
1990Leptonychotes weddelli Riedman p. 57 figs. Table 2
2001Leptonychotes weddelli Koretsky p. 87
2003Leptonychotes weddellii Deméré et al. p. 49 figs. Fig. 3.3
2014Leptonychotes weddelli Cullen et al. p. 1471 figs. Figure 1
2018Leptonychotes weddellii Berta et al. p. 210 figs. Fig. 4
2019Leptonychotes weddellii Kienle and Berta

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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()
superfamilyPhocoideaSmirnov 1908
familyPhocidae()
subfamilyMonachinae
genusLeptonychotesGill 1872
speciesweddellii()

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.

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Diagnosis
No diagnoses are available
Measurements
partNmean

Composition: hydroxyapatiteuc
Ontogeny: modification of partsuc
Environment: marineuc
Locomotion: actively mobilec
Life habit: amphibiousuc
Diet: piscivoref
Diet 2: carnivoref
Reproduction: viviparousuc
Created: 2005-06-08 10:11:09
Modified: 2005-06-08 12:11:09
Source: f = family, c = class, uc = unranked clade
References: Nowak 1991, Gingerich 2003, Hendy et al. 2009, Carreño and Cronin 1993

Age range: Holocene or 0.01170 to 0.00000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Holocene0.0117 - 0.0Antarctica Leptonychotes weddelli (177180 215322) Leptonychotes weddellii (90111)