 Zelia Nuttall argued that the Nine Lords of the Night represented the nine moons of the Lunar year.The cycle of the Nine Lords of the Night held special relation to the Mesoamerican ritual calendar of 260-days and nights or -night which includes exactly 29 groups of 9 nights each, and also, approximately, 9 vague lunations of 29 days each.The Nine Lords of the Night in Aztec mythology are