Município de Lorêto: "Ilha de Balsas" region, between the Rios Balsas and Parnaíba. Santa Bárbara, due SSE of Lorêto, on shore of Rio Parnaíba. Flat river plain, less than 1 km. wide, several meters above river level. Property of Dona Luzia. On river plain. About 200 m. west of the brook, "Riacho da Simiana"., Maranhão, Brazil, South America - Neotropics