Perhaps quetzalcoatl was a Norseman!
"Montezuma's Daughter"
H. Rider Haggard
Well, maybe it did; a lot of Ministers and almost all the Counselors spent most of their time worrying about what people on planets like Chermosh and Zarathustra and Deirdre and quetzalcoatl might think, in ignorance of the fact that interest in Empire politics varied inversely as the square of the distance to Odin and the level of corruption and inefficiency of the local government.
"Ministry of Disturbance"
Henry Beam Piper
2. The second sun was quetzalcoatl, and his age terminated in a terrible hurricane, during which mankind was transformed into monkeys.
"The Evolution of the Dragon"
G. Elliot Smith