Scalloped bonnethead - Probably the smallest species of hammerhead shark, the scalloped bonnethead measures up to 92 cm long.
Whitefin hammerhead - In appearance the whitefin hammerhead is very similar to the scalloped hammerhead, with a moderately broad, narrow-bladed head .
Bronze hammerhead shark - This shark is also known as the bronze, kidney-headed or southern hammerhead.
Scoophead shark - One of the smaller hammerheads, the scoophead measures 150 cm long; adult males measure 90 cm long and adult females 100-133 cm.
Great hammerhead shark - The great hammerhead, Sphyrna mokarran, is the largest species of hammerhead shark, family Sphyrnidae, attaining a maximum length of 6.
Bonnet hammerhead - Characterized by a broad, smooth, spade-like head, they have the smallest cephalofoil of all Sphyrna.
Common hammerhead shark - * ambiguous synonym