Castor and Pollux horse breaker and the boxer / Polydeuces, my brothers" ..." – Helen, "Iliad" 3.253–255), but in the "Odyssey" they are treated as alive even though "the corn-bearing earth holds them". The author describes them as "having honour equal to gods", living on alternate days because of the intervention of Zeus. In both the "Odyssey" and in Hesiod, they are described as the sons of Tyndareus and Leda. In Pindar, Pollux is the son of Zeus while Castor is the son of the mortal Tyndareus. The theme of ambiguous parentage is not unique to Castor and Pollux; similar characterisations appear in
Europa (consort of Zeus) (by this case, niece of former) is also loved by Zeus, but because of the same name, gave some confusions to others. After arriving in Crete, Europa had three sons fathered by Zeus: Minos, Rhadamanthus, and Sarpedon, the three of whom became the three judges of the Underworld when they died. In Crete she married Asterion also rendered Asterius and became mother (or step-mother) of his daughter Crete. There were two competing myths relating how Europa came into the Hellenic world, but they agreed that she came to Crete (Kríti), where the sacred bull was paramount. In the more familiar