Hippodameia On the left from Zeus are Pelops, Hippodameia, the charioteer of Pelops, horses, and two men, who are apparently grooms of Pelops. Then the pediment narrows again, and in this part of it is represented the Alpheius. The name of the charioteer of Pelops is, according to the account of the Troezenians, Sphaerus, but the guide at Olympia called him Cillas http://homepage.univie.ac.at/elisabeth.trinkl/forum/forum1196/01olymp.htm Peolops - Sphaerus Pelops - Cillas