Indian auxiliaries, presidial soldiers attack Pima Rancheria in Sierra del Purgatorio. 7 soldiers killed, rest of troops barely escape, have to ask for help from Altar presidio. Vildosola and troops encounter rebels gathering bledo near Cerro Prieto. All but 3 of 20 rebel warriors killed or wounded. 6 women killed, 5 children captured. Captives say no Seris or Pimas left in Cerro Prieto - only a quadvilla of Sibubapas under capitan Thomas. (T. Sheridan) (1980)