Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. multidisciplinary concepts
5. [dates and dating systems]
6. dating systems
7. [dating systems by specific type]
8. Mesoamerican calendar systems

Anotations

Scope note:

General term for calendars used in pre-Columbian Mesoamerica, many modern communities in the Guatemalan highlands, and states of Veracruz, Oaxaca and Chiapas, Mexico. The essentials of the Maya calendar are based upon a system which had been in common use throughout the region, dating back to at least the 5th century BCE.