The jaguar (Nahuatl: ocelotl) is a cuauhxicalli, a stone sculpture used to contain human hearts after sacrifice, it can be seen in the National Anthropology Museum in Mexico City. The design around the woman is a typical Aztec design known as "grecas" (meaning "greeks", as it is similar to Greek patterns). Design by Jose Lopez, work by Gustavo Lopez, both of Lowrider Tattoo, Fountain Valley, CA