To his twin brother, who was born after him, and obtained as his lot the extremity of the island towards the Pillars of Heracles, facing the country which is now called the region of Gades in that part of the world, he gave the name which in the Hellenic language is Eumelus, in the language of the country which is named after him, Gadeirus.
Gadeirus, also called Eumelus in Greek, holds the extremity toward the Pillars of Heracles, facing the later region of Gades.
Eumelus (Gadeirus in some translations)