Sphyrnidae

Sphyrna lewini (Griffith & Smith, 1834)—Scalloped hammerhead * Sphyrna zygaena (Linnaeus, 1758) —Smooth hammerhead

Not recorded from Madeira by Quéro in Whitehead et al. (1984: 125) but previously listed by Maul (1949) and Nunes (1974).