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Kentriodon pernix

Mammalia - Cetacea - Kentriodontidae

Taxonomy
Kentriodon pernix was named by Kellogg (1927). Its type specimen is USNM 8060, a skeleton, and it is a 3D body fossil. Its type locality is Chesapeake Beach, south of, Zones 3-6, which is in a Burdigalian offshore siltstone in the Calvert Formation of Maryland.

Synonymy list
YearName and author
1927Kentriodon pernix Kellogg p. 4 figs. Plates 1-15
1930Kentriodon pernix Hay p. 588
1985Kentriodon pernix Barnes p. 25
1994Kentriodon pernix Gottfried et al. p. 233
1995Kentriodon pernix Ichishima et al. p. 487
1996Kentriodon pernix Dawson p. 132
2008Kentriodon pernix Uhen et al. p. 589
2009Kentriodon pernix Fordyce and Roberts p. 553
2011Kentriodon pernix Geisler et al. p. 5 figs. Table 1
2018Kentriodon pernix Peredo et al. p. 16 figs. Figure 10
2023Kentriodon pernix Godfrey and Lambert p. 105

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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
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderOdontoceti
infraorderDelphinida
familyKentriodontidae
genusKentriodon
speciespernix

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.

†Kentriodon pernix Kellogg 1927
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Form: roller-shapedo
Ontogeny: modification of partso
Environment: marine, freshwatersubo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoresubo
Reproduction: viviparoussubo
Created: 2005-03-06 14:21:39
Modified: 2005-09-22 15:42:08
Source: subo = suborder, o = order
Reference: Uhen 2004

Age range: base of the Aquitanian to the top of the Serravallian or 23.03000 to 11.62000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Aquitanian23.03 - 20.44USA (Maryland) Kentriodon pernix (71814)
Burdigalian20.44 - 15.97USA (Maryland) Kentriodon pernix (type locality: 45493 71810)
Burdigalian20.44 - 15.97Peru Kentriodon pernix (167732)
Altonian19.0 - 15.9New Zealand (South Island) Kentriodon pernix (87899)
Langhian15.97 - 13.82USA (Maryland) Kentriodon pernix (48884 70827)
Serravallian13.82 - 11.62USA (Virginia) Kentriodon pernix (57111 71801)
Serravallian13.82 - 11.62USA (Maryland) Kentriodon pernix (70835)