The indios amigos were not listed on the 1540 muster but many were present. They also rarely appear as individuals in the documentary record. Don Alonso was a native of Pátzcuaro (modern state of Michoacán) and a principal among his people.
1540-1550:
AGI, Justicia, 263, Pieza 1 [1546-1547, de parte witness, reverendo padre Juan Vanegas tells several interesting things] [he says “ciertos yndios fueron de la ciudad de mechuacan a la dicha jornada entre los quales fue por principal de ellos un don Alonso el qual con los demas contaban y dezian haber sydo muy bien tratados en la dicha jornada e don García López de Cárdenas dixo a este testigo que el tuvo al dicho don alonso y otros yndios y que les hizo todo buen tratamiento”]; [witness Francisco Troche tells that don Alonso was principal de Patzcuaro];
López Sarrelangue, La Nobleza Indígena [p.248: this don Alonso may be don Alonso Tuco, who participated in the Guzmán entrada in 1530 and in 1549 was listed as a regidor, principal and pariente of don Alonso Tiziméngari];
?AGN, Instituciones Coloniales, GD72, Real Audiencia, Mercedes, vol.2, exp. 17, 1542 [frame 22: licencia to don Alonso, cacique de Yçaiçar ? to ride a horse (no reference to Tierra Nueva, December 22, 1542)]