Scalloped hammerhead
Species of shark / From Wikipedia, the free encyclopedia
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The scalloped hammerhead (Sphyrna lewini) is a species of hammerhead shark in the family Sphyrnidae. It was originally known as Zygaena lewini. The Greek word sphyrna translates into "hammer" in English, referring to the shape of this shark's head, which is its most distinguishing characteristic. The shark's eyes and nostrils are at the tips of the extensions. It is a fairly large hammerhead, but is still smaller than both the great and smooth hammerheads.
Scalloped hammerhead | |
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Off Cocos Island, Costa Rica | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Chondrichthyes |
Subclass: | Elasmobranchii |
Subdivision: | Selachimorpha |
Order: | Carcharhiniformes |
Family: | Sphyrnidae |
Genus: | Sphyrna |
Species: | S. lewini |
Binomial name | |
Sphyrna lewini (E. Griffith & C. H. Smith, 1834) | |
Range of the scalloped hammerhead | |
Synonyms | |
Sphyrna couardi Cadenat, 1951 |
This shark is also known as the bronze, kinky-headed, or southern hammerhead. It primarily lives in warm, temperate, and tropical coastal waters all around the globe between latitudes 46°N and 36°S, down to a depth of 500 m (1,600 ft). It is the most common of all hammerheads.