ALPE´NI(Ἀλπηνοί, Hdt. 7.176; Ἀλπηνὸς πόλις, Hdt. 7.216: Eth. Ἀλπηνός), a town of the Epicnemidii Locri at the E. entrance of the pass of Thermopylae. For details, see THERMOPYLAE