Ignatius Donnelly
The Deluge Legends of America
The other head bears that of a hand with a bouquet (xochitl, a flower, and quetzal, shining in green gold).
Dragons
Yahweh and Dragon Stories
The names of these draconian rulers—such as Quetzalcoatl, Kukulkan, Quetzal, Kishak, Kokachidra, Kuchu, Kur, and Draig in Wales—often share a common phonetic element, the "k" or "ch" sound.
Guatemala
The Annals of the CakchiQuels
These canopies were elaborately worked in the beautiful feathers of the quetzal, and other brilliant birds, and bore the name of muh, literally “shade” or “shadow,” but which metaphorically came to mean royal dignity or state, and also protection, guardianship.
Numerology
Six deities, covered, in green and blue feathers, lay in the primordial waters: the Framer and the Shaper, Tepew and Quetzal Serpent, along with Xpiyacóc and Xmucané.