represented in sacred dance, [59];
by male and female ruler, [62];
development of idea, [67];
twin brothers as rulers in Yucatan, [68];
Montezuma, impersonation of, [73], [77], [78];
in Peruvian symbolism, [134];
the “Beloved Twain” of the Zuñi, [200];
Quetzalcoatl and Kukulcan, [223];
dual ruler at Copan, [228];
in Quirigua, [232];