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Xiphiacetus cristatus

Mammalia - Cetacea - Eurhinodelphinidae

Taxonomy
Priscodelphinus cristatus was named by Du Bus (1872). Its type specimen is IRSNB 3234-M.361, a partial skeleton (occipital condyles), and it is a 3D body fossil. Its type locality is Anvers, which is in a Miocene/Pliocene marine horizon in Belgium. It is the type species of Priscodelphinus.

It was recombined as Eurhinodelphis cristatus by Abel (1902), Trouessart (1904), Abel (1905), Bianucci (1996), Bianucci and Landini (2002), Lambert (2005); it was recombined as Xiphiacetus cristatus by Lambert (2005), Uhen et al. (2008), Hastings and Dooley (2017), Lambert and Goolaerts (2022), Godfrey and Lambert (2023).

Synonyms
Synonymy list
YearName and author
1872Priscodelphinus cristatus Du Bus p. 497 figs. Fig. 2-5
1874Priscodelphinus cristatus Vanden Broeck p. 146
1880Priscodelphinus cristatus Van Beneden and Gervais p. 495
1898Priscodelphinus cristatus Trouessart p. 1023
1902Eurhinodelphis cristatus Abel p. 146 figs. pl. 15, figs 1, 2; pl. 16; pl. 17, fig.
1904Eurhinodelphis cristatus Trouessart p. 761
1905Eurhinodelphis cristatus Abel p. 121
1979Eurhinodelphis ashbyi Myrick p. 249 figs. Plats 65-66, Fig. 17
1979Eurhinodelphis whitmorei Myrick p. 254 figs. Plates 67, Fig. 18
1996Eurhinodelphis cristatus Bianucci p. 66
2002Eurhinodelphis cristatus Bianucci and Landini p. 21
2005Xiphiacetus cristatus Lambert p. 213
2005Eurhinodelphis cristatus Lambert p. 654
2008Xiphiacetus cristatus Uhen et al. p. 573
2017Xiphiacetus cristatus Hastings and Dooley p. 83
2022Xiphiacetus cristatus Lambert and Goolaerts
2023Xiphiacetus cristatus Godfrey and Lambert p. 101

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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
familyEurhinodelphinidae()
genusXiphiacetus
speciescristatus()

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.

†Xiphiacetus cristatus Du Bus 1872
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Invalid names: Eurhinodelphis ashbyi Myrick 1979 [synonym], Eurhinodelphis whitmorei Myrick 1979 [synonym]
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 Langhian to the top of the Tortonian or 15.98000 to 7.24600 Ma

Collections (16 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.04 - 5.333Netherlands Eurhinodelphis cristatus (88806)
Burdigalian - Serravallian20.45 - 11.63Belgium Eurhinodelphis cristatus (89533)
Burdigalian - Messinian20.45 - 5.333Italy (Apulia) Eurhinodelphis cristatus (47125 48657)
Langhian15.98 - 13.82USA (Maryland) Eurhinodelphis whitmorei (45506)
Langhian15.98 - 13.82Netherlands Eurhinodelphis cristatus (45505)
Langhian - Serravallian15.98 - 11.63Belgium (Nijlen) Priscodelphinus cristatus, Xiphiacetus cristatus (53679)
Langhian - Serravallian15.98 - 11.63USA (Maryland) Xiphiacetus cristatus (97474)
Langhian - Serravallian15.98 - 11.63Belgium (Antwerpen) Eurhinodelphis cristatus (51680)
Badenian13.82 - 12.8Austria (Retznei) Eurhinodelphis cristatus (226212)
Serravallian13.82 - 11.63USA (Virginia) Eurhinodelphis ashbyi (45508) Xiphiacetus cristatus (57700)
Serravallian13.82 - 11.63Netherlands Eurhinodelphis cristatus (75152)
Serravallian13.82 - 11.63USA (Maryland) Eurhinodelphis cristatus (70835)
Tortonian11.63 - 7.246Belgium Xiphiacetus cristatus (223028)
Late/Upper Miocene - Late/Upper Pliocene11.63 - 2.58Belgium (Antwerpen) Priscodelphinus cristatus (type locality: 47465)