It remains therefore to clarify the following question: what it had this so special landscape of attracting populations that made use of a special system of hunting and collect, favoring lasting and homogeneous occupations? FINAL CONSIDERAES. The attempt of a projection route the times most recent, evidence that the vegetation of the Open pasture consisted a basic element for the population mobility of these societies. On the basis of the cycle of population supplying of the ecosystem of the Open pasture, is possible to construct a model that can inside represent the space organization and the cultural behavior of the resident aboriginal populations of the Territory equivalent to the Open pasture. In the Open pasture, the aboriginal populations had developed different cultures, in result of its origins, its historical time and its possibilities, over all technological. The conditions ambient found for the aboriginal horticultores they do not seem to have very been different of those known by the first colonizadores of European origin, had been however used in way absolutely differentiated with different associations of values. Currently, the aboriginal peoples whose populations survive in the region of the open pasture can be congregated in the following groups: Guajajara? of language teneteara, family tupi-guarani, trunk tupi. She inhabits the center-south of the Maranho.Populao: one esteem 6,776 individuals.
(1982/1983 Data of) Urubu? Kaapor? of language urubu, pertaining the family tupi-guarani, of the trunk tupi. She inhabits the northwest of the Maranho in transistion areas enters the Domain of the Open pasture and the Equatorial Domain Amaznico.Populao: 494 individuals (given of 1982) Guaj? They do not exist necessary information on the language said for this group. It inhabits since the center-south of the Maranho until the north of the Tocantins. Population: It possesss an approach population of 240 individuals, of which 150 are without contact with the civilization. (1982 data) Temb? as guajajaras, also they say to the language teneteara.