Sphyrna

Sphyrna
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Order:	Carcharhiniformes
Family:	Sphyrnidae
Genus:	Sphyrna Rafinesque, 1810

Sphyrna is a genus of hammerhead sharks in the family Sphyrnidae. It currently consists of the following species:

Sphyrna corona S. Springer, 1940 (Scalloped bonnethead)
Sphyrna couardi Cadenat, 1951 (Whitefin Hammerhead)
Sphyrna lewini (E. Griffith & C. H. Smith, 1834) (Scalloped hammerhead)
Sphyrna media S. Springer, 1940 (Scoophead)
Sphyrna mokarran (Rüppell, 1837) (Great hammerhead)
Sphyrna tiburo (Linnaeus, 1758) (Bonnethead)
Sphyrna tudes (Valenciennes, 1822) (Smalleye hammerhead)
Sphyrna zygaena (Linnaeus, 1758) (Smooth hammerhead)

References

Froese, Rainer, and Daniel Pauly, eds. (2011). Species of Sphyrna in FishBase. June 2011 version.