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Hexanchus griseus (bluntnose sixgill shark)
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).
It was recombined as Hexanchus griseus by Baldanza et al. (2025), Landau et al. (2025).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1788 | Squalus griseus Bonaterre |
| 2025 | Hexanchus griseus Baldanza et al. p. 18 fig. 8H,I |
| 2025 | Hexanchus griseus Landau et al. p. 32 |
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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
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| 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 |
|---|---|---|---|
| Burdigalian | Malta (Bahrija) | Hexanchus griseus (161386) | |
| Serravallian - Tortonian | Malta (Ras ii-Karraba) | Hexanchus griseus (161384) | |
| Tortonian | Portugal | Hexanchus griseus (276004) | |
| Late/Upper Miocene | Chile (Antwerpen) | Hexanchus griseus (154114) | |
| Late/Upper Miocene | Netherlands (Noord-Brabant) | Hexanchus griseus (162679) | |
| Late/Upper Miocene - Early/Lower Pliocene | Argentina (Rio Negro) | Hexanchus griseus (162669) | |
| Tortonian - Piacenzian | USA (California) | Hexanchus griseus (188305) | |
| Messinian - Zanclean | Mexico (Baja) | Hexanchus griseus (154117) | |
| Zanclean | Italy | Hexanchus griseus (204946) | |
| Calabrian | Italy (Umbria) | Hexanchus griseus (149603) |