In fact, most (16) of them are virtually identical! (Enlarge the picture to check). This is hardly surprising given that the Aztecs developed much of their calendar system from the (much older) Maya. The ones that are different are:-
• no. 3: instead of House, the Maya had Night
• no. 4: instead of Lizard, the Maya had Maize/Net/Sacrifice
• no. 17: instead of Movement, the Maya had Earth, and
• no. 20: instead of Flower, the Maya had Lord or Ruler.
Aztec day sign illustrations (top pictures in each row) produced for and © Mexicolore by Felipe Dávalos
Maya day sign illustrations (bottom pictures in each row) courtesy of authenticmaya.com.
This article was uploaded to the Mexicolore website on Sep 05th 2015