(Ἀελλόπους), a surname of Iris, the messenger of the gods, by which she is described as swift-footed like a storm-wind. Homer uses the form ἀελλόπος. (Il. 409.)
[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