The grinding slab from Chiripa (53 × 37.5 cm) of the southern "early" version of the Yaya-Mama style, showing the obverse a head with volutes and foot appendages and a cross formée on the reverse. Drawing based on photographs and rubbing by Sergio Chávez.
Isbell, William H.; Uribe, Mauricio I.; Tiballi, Anne; Edward P. Zegarra, 2018, "Visual database", https://doi.org/10.25346/S6/1B33FN.