Next thirty galleys cleave the liquid plain, Of those Calydnæ’s sea-girt isles contain; With them the youth of Nisyrus repair, Casus the strong, and Crapathus the fair; Cos, where Eurypylus possess’d the sway, Till great Alcides made the realms obey: These Antiphus and bold Phidippus bring, Sprung from the god by Thessalus the king.