231.] Cogolludo long since justly construed _Izona_ as a misreading for _Izamna_.

_Bacabab_ is the plural form of _Bacab_, and shows that the sons were several.

We are well acquainted with the Bacabab.

Bishop Landa tells us all about them.

They were four in number, four gigantic brothers, who supported the four corners of the heavens, who blew the four winds from the four cardinal points, and who presided over the four Dominical signs of the Calendar.