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Zarhachis flagellator

Mammalia - Cetacea - Platanistidae

Taxonomy
Zarhachis flagellator was named by Cope (1868). Its type specimen is ANSP 11231, a set of vertebrae (two lumbar and two caudal vertebrae), and it is a 3D body fossil. Its type locality is James T. Thomas estate, which is in a Serravallian offshore shelf horizon in the Calvert Formation of Maryland.

Synonymy list
YearName and author
1868Zarhachis flagellator Cope p. 189
1869Zarhachis flagellator Leidy p. 435
1880Zarhachis flagellator Van Beneden and Gervais p. 512
1898Zarhachis flagellator Trouessart p. 1024
1902Zarhachis flagellator Hay p. 592
1904Zarhachis flagellator Case p. 20
1904Zarhachis flagellator Trouessart p. 762
1926Zarhachis flagellator Kellogg
1930Zarhachis flagellator Hay p. 596
1994Zarhachis flagellator Gottfried et al. p. 233
2006Zarhachis flagellator Barnes p. 32
2008Zarhachis flagellator Uhen et al. p. 582
2011Zarhachis flagellator Geisler et al. p. 5 figs. Table 1
2016Zarhachis flagellator Boersma and Pyenson p. 12 figs. Figure 10
2017Zarhachis flagellator Aguirre-Fernández et al.
2023Zarhachis flagellator Godfrey and Lambert p. 87

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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)
RankNameAuthor
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—Laurasiatheria
—Scrotifera
—Euungulata
—Artiodactylamorpha
—Artiodactyla()
—Whippomorpha
orderCetacea
—Pelagiceti
—Neoceti
suborderOdontoceti
—Amblyoccipita
—Stegoceti
familyPlatanistidae()
genusZarhachis
speciesflagellator

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.

†Zarhachis flagellator Cope 1868
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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
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 Burdigalian to the top of the Serravallian or 20.44000 to 11.62000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.44 - 15.97USA (Maryland) Zarhachis flagellator (45493)
Burdigalian20.44 - 15.97Venezuela Zarhachis flagellator (181413)
Burdigalian20.44 - 15.97USA (Delaware) Zarhachis flagellator (18579)
Serravallian13.82 - 11.62USA (Maryland) Zarhachis flagellator (type locality: 55396 57782)