Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Information Forms (hierarchy name)
5. information forms (objects)
6. document genres
7. [documents by function]
8. [identifying markings and symbols]
9. marks (identifying markings)
10. [marks by location or context]

Anotations

Scope note:

In postclassic central Mexico, marks left by human hands, by a deity or a supernatural entity, or a sign that is interpretable as an omen. It may also be used to designate an edifying example and in the colonial period, it was used in particular to translate the sign of the cross.