Alcathous of Elis Aetolia, and when his brother Callipolis hastened to carry the sad tidings to his father, he found him engaged in offering a sacrifice to Apollo, and thinking it unfit to offer sacrifices at such a moment, he snatched away the wood from the altar. Alcathous imagining this to be an act of deliberate sacrilege, killed his son on the spot with a piece of wood. The acropolis of Megara was called by a name derived from that of Alcathous. Alcathous was grandfather of the hero Ajax, via his daughter Periboea, who married Telamon, and of Iolaus, nephew and charioteer of
Battle of Salamis in the nearby straits of Artemisium. In the resulting Battle of Thermopylae, the rearguard of the Greek force was annihilated, whilst in the Battle of Artemisium the Greeks had heavy losses and retreated after the loss at Thermopylae. This allowed the Persians to conquer Phocis, Boeotia, Attica, and Euboea. The Allies prepared to defend the Isthmus of Corinth while the fleet was withdrawn to nearby Salamis Island. Although heavily outnumbered, the Greek Allies were persuaded by the Athenian general Themistocles to bring the Persian fleet to battle again, in the hope that a victory would prevent naval operations against the