Xius, tribe of ancient Yucatan, [211].

Xonecuilli, native name for Ursa Minor (see Ursa Minor).

Xoxouhqui-ilhuicatl (Nahuatl)=the verdant or blue sky, a title of Huitzilo-pochtli, [72].

Yang and Yin, in Chinese religion;

belief of the modern Chinese concerning, [286].

Yaou, Chinese emperor who divided China into four provinces, [298].

Year symbols, in Mexican calendar, acatl, tecpatl, calli and tochtli, [76];

glyphs on Copan stela or katun, [220];

Maya name for=Ah-cuch-haab, [220];

in Mexican Calendar-stone, [253];