his bed. Whatever the connection was, it was so close that the festivals
of all three, Tlaloc, Chalchihuitlicue and Quetzalcoatl, were celebrated
together on the same day, which was the first of the first month of the
Aztec calendar, in February.[1]

[Footnote 1: Sahagun, _Hisioria_, Lib. ii, cap. i. A worthy but visionary
Mexican antiquary, Don J.M. Melgar, has recognized in Aztec mythology the
frequency of the symbolism which expresses the fertilizing action of the
sky (the sun and rains) upon the earth. He thinks that in some of the
manuscripts, as the _Codex Borgia_, it is represented by the rabbit
fecundating the frog. See his _Examen Comparativo entre los Signos
Simbolicos de las Teogonias y Cosmogonias antiguas y los que existen en
los Manuscritos Mexicanos_, p. 21 (Vera Cruz, 1872).]

In his character as god of days, the deity who brings back the diurnal
suns, and thus the seasons and years, Quetzalcoatl was the reputed
inventor of the Mexican Calendar. He himself was said to have been born on
Ce Acatl, One Cane, which was the first day of the first month, the
beginning of the reckoning, and the name of the day was often added to his
own.[1] As the count of the days really began with the beginning, it was
added that Heaven itself was created on this same day, Ce Acatl.[2]

[Footnote 1: _Codex Vaticanus_, Pl. xv.]

[Footnote 2: _Codex Telleriano Remensis_, Pl. xxxiii.]

In some myths Quetzalcoatl was the sole framer of the Calendar; in others
he was assisted by the first created pair, Cipactli and Oxomuco, who, as I
have said, appear to represent the Sky and the Earth. A certain cave in
the province of Cuernava (Quauhnauac) was pointed out as the scene of