Xenokrates, [vi, 35]; [x, 39]; [xiv, 1].
Xenophanes, [371] f.; [xi, 42]; [xii, 150]; [xiv, 53].
Xenophon C. Stertinius (Hero), [xiv, ii, 64].
Yama, Indian god of the lower world, [vii, 6].
Yogis of India, [viii, 43].
Zagreus, [340] f.; [viii, 28]; [x, 9], [12], [77]; [598].
Zaleukos, [v, 145].
Zalmoxis, [iii, 13]; [viii, 10], [28]; [263].
Zeno (Eleatic), [372] f.
Zeno (Stoic), [xiv, 43].