Richard Townsend proposed a different theory, claiming that the figure at the centre of the stone represents Tlaltecuhtli, the Mexica sea or earth monster who features in Mexica creation myths.
The main archeological finds of the area are Aztec/Mexica and include those in Mixcoac, Actipan, Tlacoquemécatl, Xoco, Portales, Ticomán, La Piedad, Ahuehuatlan, Barrio de San Juan, San Pedro de los Pinos Acachinaco (Nativitas) and one at the Metro Zapata station.
This is a reference to the main pyramid of the nearby archaeological site known as the Castle of Teayo, a syncretic blend of the Toltec, Mexica, and Huastec cultures
During the Postclassic period, the area was again part of the Mesoamerican sphere, and was invaded by the Pipil and Nicarao, both speakers of Nahuatl, a dialect of the language of the Mexica.
His mother was Quetzalpetlatzin, don Tomás's first wife, who (according to Chimalpahin) was a Mexica noblewoman, the daughter of Tlilpotoncatzin, cihuacoatl of Tenochtitlan, thus making don Juan the great grandson of the cihuacoatl Tlacaelel, his namesake.
The Mexica Movement asserts that the entire continent of North America, which they refer to as "Anahuac", belongs collectively to the indigenous people of the Americas: Latin Americans of Amerindian descent, Native Americans, and Canadian First Nations.
He is best known for co-authoring the board game trilogy Tikal, Java and Mexica with Wolfgang Kramer.
Tecaxic-Calixtlahuaca was a Mexica settlement, before it was destroyed and conquered by the Otomi and the Spanish conquistadors.
Also, the area has been inhabited by various indigenous peoples such as the Otomi, the Mexica, the Toltecs and the Tepehua.
Xico was conquered by the Aztec Tezozomoc in 1381, after which groups of Mexicas settle here extending the chinampa farming system in the 14th and 15th centuries.