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Orcinus paleorca

Mammalia - Cetacea - Delphinidae

Taxonomy
Orca paleorca was named by Matsumoto (1937) [no specimen number listed in Matsumoto 1937 ]. It is a 3D body fossil. Its type locality is Naganuma, which is in a Calabrian marine conglomerate in the Sanuki Formation of Japan.

It was recombined as Orcinus paleorca by Hershkovitz (1966), Kawamura (1991).

Synonymy list
YearName and author
1937Orca paleorca Matsumoto p. 191 figs. Figs. 1 & 2
1966Orcinus paleorca Hershkovitz p. 60
1991Orcinus paleorca Kawamura p. 217
1995Orca paleorca Oishi and Hasegawa p. 496

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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
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderOdontoceti
infraorderDelphinida
superfamilyDelphinoidea
familyDelphinidae
genusOrcinus
speciespaleorca()

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.

†Orcinus paleorca Matsumoto 1937
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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: piscivoref
Diet 2: carnivoref
Reproduction: viviparoussubo
Created: 2005-06-08 10:11:09
Modified: 2005-06-08 12:11:09
Source: f = family, subo = suborder, o = order
References: Nowak 1991, Uhen 2004

Age range: base of the Calabrian to the top of the Early/Lower Pleistocene or 1.80000 to 0.78100 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Pleistocene2.588 - 0.781Japan (Chiba) Orca paleorca (76019)
Calabrian1.8 - 0.774Japan Orca paleorca (type locality: 51304)