Xenophanes, ii. 220, iii. [8].

Xenophon, i. 288.

Yama, iii. [258].

Yang, i. 187.

Yin, i. 187.

Y-King, i. 188, 343.

Youth, i. 324, iii. [304].

Yunghahn, iii. [112].

Zaccaria, Abbé, iii. [441].

Zend Avesta, 111. 391, 446.