(Δεκατήφορος), that is, the god to whom the tenth part of the booty is dedicated, was a surname of Apollo at Megara. Pausanias (1.42.5) remarks, that the statues of Apollo Pythius and Decatephorus at Megara resembled Egyptian sculptures.
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890