 Cipactli

Cipactli ( "crocodile" or "caiman") was the first day of the Aztec divinatory count of 13 X 20 days (the "tonalpohualli") and "Cipactonal" "Sign of Cipactli" was considered to have been the first diviner.In Aztec cosmology, the crocodile symbolized the earth floating in the primeval waters.