a name associated with high ranking Nahua leaders and possibly linked to a female divine force of water (see attestations)
Tlatonac was the second part of the name of Tizocic, and Tlatonac meant "Generador de la Abundancia." [Note: see the tlatonacatiliani dictionary entry link below, referring to one who augments or increases something. SW]
"According to Brasseur's authorities one of the princes of Chicomoztoc, named Chalchiuh Tlatonac, was induced to depart with the Aztecs, assuming a rank second only to that of the high priest Huitziton." The index to this book also indicates that Chalchiuh Tlatonac was a "king" of the Toltecs and a "king" of the Culhua.
"...qujlvia, intla oqujchtli. Ma itech ximaxiti in monantzin in chalchivitl icue, in chalchiuhtlatonac" = "...she would say, “My son, approach your mother, the goddess of water called Chalchiuhtlicue or Chalchiuhtlatonac" (Here, tlatonac is attached to the stem for jade or precious greenstone, chalchihuitl.)