chicahuaztopilli.

yn ipan yah yehuatl y yopi huehuetl: auh yn chimalli anahuayo epnepaniuhqui, yhuan yn ichicahuaztopil = devices that went above him were the Yopi drum, the shield with a ring of linked seashells, and his rattle-board staff
Codex Chimalpahin: Society and Politics in Mexico Tenochtitlan, Tlatelolco, Culhuacan, and Other Nahuatl Altepetl in Central Mexico; The Nahuatl and Spanish Annals and Accounts Collected and Recorded by don Domingo de San Antón Muñón Chimalpahin Quauhtlehuanitzin, eds. and transl. Arthur J. O. Anderson and Susan Schroeder (Norman: University of Oklahoma Press, 1997), vol. 2, 48–49.