I have added pictures from the exhibition about Oaxaca (especially Monte Alban):
Urn. This piece shows a strong Mayan influence, apparent in the facial features depicted; an apparent cranial deformation accentuates a headdress which represents the deity known as ave del pico ancho. Tomb 77, Monte Alban, Mexico.
View with Danzantes from building "M", Monte Alban, Mexico.