“Joam d’Albuquerque de Mello Pereyra e Caceres, of his Majesty’s council, chevalier of the order of St. John of Malta, governor and captain-general of the capitanias of Matto Grosso and Cuiaba, &c. maketh known to all those to whom this my letter patent may come, that the nation of Indian Guaycurus, or Cavalleiros, having solemnly contracted perpetual peace and friendship with the Portuguese, for a term judicially done, in which the two chiefs, Joam Queyma de Albuquerque and Paulo Joaquim Joze Ferreyra, in the name of their nation, subject themselves and promise a strict obedience to the laws of his Majesty, in order to be from this day hence forward recognised as vassals of the same sovereign; I command and order all magistrates of justice and war, commandants, and all persons of the dominions of his Faithful Majesty, to recognise, treat with, and aid them, with all the demonstrations of friends. And, for the confirmation of the above, I have ordered the present Letter Patent to be passed to them, with my signature, and sealed with the signet of my arms, in this capital of Villa Bella, on the 30th July, 1791.” The following words will partly show the difference between the Guaycuru language and the general lingua. GEN. LINGUA. GUAYCURU. Sun _Araci_ _A’liga_ Moon _Jaci_ {_Pannay_ (used by { the men only) {_Epannay_ (women) White _Tinga_ _Lapaca_ Black _Una_ _Nabidre_ Great _Guassu_ _Elodo_ Brother _Enduva_ _Nixo_ Salt _Juki_ _Juki_ Ostrich {_Ema_ } _Apacanigo_ {_Guaripe_} Crocodile _Jacare_ _Nioxe_ Horse _Cavaru_ _Apolicano_ Pig _Taycu_ _Nigda_ Dog _Jaguara_ _Niknik_ Wolf _Guara_ _Tiglicon_ Cat _Bracaya_ _Perixene_ Man _Apuaba_ _Hulegre_ Demon, or Evil Spirit _Anhanga_ _Nanigogigo_ Diviner _Page_ _Unigenito_ The territory through which the Igatimy, Escopil, and Miammaya flow is inhabited by the Cahans, (people of the wood,) so denominated from their always living within the precincts of woods, in consequence of their dread of the Guaycurus, who alone proceed along the plains and open country, to facilitate the march of their horses.