Hexanchus

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Hexanchus Fossil range: Sinemurian to Present[1]
Bluntnose sixgill shark Hexanchus griseus Drawing by Dr Tony Ayling
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Chondrichthyes Subclass: Elasmobranchii Order: Hexanchiformes Family: Hexanchidae Genus: Hexanchus
Species
See text.

Hexanchus is a genus of deepwater sharks in the family Hexanchidae. These sharks are characterized by broad pointed heads, six pairs of gill slits, comb-like lower teeth, and a long tail.

Contents 1 Extant Species 2 See also 3 References 4 External links

[edit] Extant Species

• Bluntnose sixgill shark, Hexanchus griseus (Bonnaterre, 1788)
• Bigeye sixgill shark, Hexanchus nakamurai, (synonym Hexanchus vitulus) (Teng, 1962)

[edit] See also

• Shark teeth

[edit] References

1. ^ Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Chondrichthyes entry)". Bulletins of American Paleontology 364: p.560. 

• Hexanchus (TSN 159815). Integrated Taxonomic Information System. Retrieved on 6 June 2006.

[edit] External links

• Large specimen filmed at 1,000 m depth