Similarities between the Tuxtla Statuette and Cerro de las Mesas Monument 5 have also been noted .
Cerro de las Mesas Monument 5 is a boulder carved to represent a semi-nude figure with a duckbill - like buccal mask .
Similarities between the Tuxtla Statuette and Cerro de las Mesas Monument 5 , a boulder carved to represent a semi-nude figure with a duckbill - like buccal mask , have also been noted .