Xilomantzin.

Headword: 
Xilomantzin.
Principal English Translation: 

son of Acoltzin (ruler of Culhuacan) and Tlacochcuetzin (daughter of Huehue Tezozomoc and Tzihuacxochitzin, a noblewoman of Malinalco); Chimalpahin says of this ruler, "with him the lineage in Culhuacan was cut off"; he was the ninth ruler of Culhuacan; he declared war against Axayacatzin, ruler of Mexico, and was killed; another who joined in the war against Axayacatzin, and also died, was Moquihuixtli

(central Mexico, seventeenth century)
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, 80–81, 106–107.

Orthographic Variants: 
Xillomantzin
Attestations from sources in English: 

xillomantzin tlahtohuani culhuacan oncan tlacat aculmiztli çan pilli çan hualla yn nican nemico tlatilolco = Xilomantzin, ruler of Culhuacan, took and asked for her, whence was born Acolmiztli, only a nobleman. He just came here to live in Tlatelolco. (central Mexico, early seventeenth century)
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, 112–113.

Xilomantzin succeeded his father, Acoltzin, as ruler of Culhuacan. But Xilomantzin was killed by order of Axayacatl, ruler of Tenochtitlan, because he was fighting with Moquihuixtli, ruler of Tlatelolco. 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, 90–91.