Well here it is for non-linkers:
The Aztecs had believed the world would end in one of four ways: earthquake, fire, flood, or jaguars falling from the sky. Here there would be no fire. Nor earthquake nor flood, now that he thought of it. Leaving only the jaguars ... "
- Kim Stanley Robinson, Red Mars, p. 14
I'm guessing that "jaguars falling from the sky" refers to meteors, comets, asteroids
but what was the word itself (represented in Roman letters)?