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Aivukus cedrosensis

Mammalia - Carnivora - Odobenidae

Taxonomy
Aivukus cedrosensis was named by Repenning and Tedford (1977) [Instituto de Geologia, Ciudad Universitaria, Universidad Nacional Autonoma de Mexico]. Its type specimen is IGCU 901, a partial skull (partial skull and limb elements), and it is a 3D body fossil. Its type locality is Locality 11, which is in a Messinian coastal horizon in the Almejas Formation of Mexico.

Synonymy list
YearName and author
1977Aivukus cedrosensis Repenning and Tedford p. 14
1991Aivukus cedrosensis Vidal p. 6
1994Aivukus cedrosensis Deméré p. 117
2003Aivukus cedrosensis Deméré et al. p. 49 figs. Fig. 3.3
2008Aivukus cedrosensis Barnes p. 535
2013Aivukus cedrosensis Boessenecker and Churchill p. 10 fig. 8
2018Aivukus cedrosensis Berta p. 714 figs. Fig. 3
2018Aivukus cedrosensis Berta et al. p. 217 figs. Fig. 6
2018Aivukus cedrosensis Magallanes et al. p. 30 figs. Fig. 14
2020Aivukus cedrosensis Biewer et al. figs. Figure 2

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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
RankNameAuthor
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()
familyOdobenidae()
subfamilyOdobeninae
genusAivukus
speciescedrosensis

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.

Aivukus cedrosensis Repenning and Tedford 1977
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteuc
Ontogeny: modification of partsuc
Environment: marinef
Locomotion: actively mobilec
Life habit: amphibiousf
Diet: carnivoref
Reproduction: viviparousf
Created: 2011-05-21 01:16:23
Modified: 2011-05-20 10:16:23
Source: f = family, c = class, uc = unranked clade
References: Carreño and Cronin 1993, Hendy et al. 2009, Kohno et al. 1995

Age range: Messinian or 7.24600 to 5.33300 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Miocene - Late/Upper Pliocene11.63 - 2.58Mexico (Baja California Sur) Aivukus cedrosensis (59149)
Messinian7.246 - 5.333Mexico (Baja California) Aivukus cedrosensis (type locality: 45458)