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Hexanchus griseus (bluntnose sixgill shark)

Chondrichthyes - Hexanchiformes - Hexanchidae

Taxonomy
Squalus griseus was named by Bonaterre (1788). It is extant.

It was recombined as Hexanchus griseus by Baldanza et al. (2025), Landau et al. (2025).

Synonymy list
YearName and author
1788Squalus griseus Bonaterre
2025Hexanchus griseus Baldanza et al. p. 18 fig. 8H,I
2025Hexanchus griseus Landau et al. p. 32

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
RankNameAuthor
classChondrichthyes
infraclassElasmobranchii(Bonaparte 1838)
superorderSqualomorphi(Compagno 1973)
orderHexanchiformesde Buen 1926
familyHexanchidaeGray 1851
genusHexanchusRafinesque 1810
speciesgriseus(Bonaterre 1788)

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.

Hexanchus griseus Bonaterre 1788 [bluntnose sixgill shark]
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Created: 2009-07-21 07:04:38
Modified: 2009-07-21 09:04:38
Source: o = order, subp = subphylum
References: Hendy et al. 2009, Carroll 1988, Wagner 2023

Age range: base of the Burdigalian to the top of the Calabrian or 20.45000 to 0.77400 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.45 - 15.98Malta (Bahrija) Hexanchus griseus (161386)
Serravallian - Tortonian13.82 - 7.246Malta (Ras ii-Karraba) Hexanchus griseus (161384)
Tortonian11.63 - 7.246Portugal Hexanchus griseus (276004)
Late/Upper Miocene11.63 - 5.333Chile (Antwerpen) Hexanchus griseus (154114)
Late/Upper Miocene11.63 - 5.333Netherlands (Noord-Brabant) Hexanchus griseus (162679)
Late/Upper Miocene - Early/Lower Pliocene11.63 - 3.6Argentina (Rio Negro) Hexanchus griseus (162669)
Tortonian - Piacenzian11.63 - 2.58USA (California) Hexanchus griseus (188305)
Messinian - Zanclean7.246 - 3.6Mexico (Baja) Hexanchus griseus (154117)
Zanclean5.333 - 3.6Italy Hexanchus griseus (204946)
Calabrian1.8 - 0.774Italy (Umbria) Hexanchus griseus (149603)