The Pacaa Nova: Clash of Cultures on the Brazilian Frontier - Bernard Von Graeve - Google Books

https://books.google.de/books?id=YBbBNzYqxfEC&pg=PA17#v=onepage

The Pacaa Nova were originally a tribe of hunters, gatherers and simple horticulturalists in the upper Amazon. As the frontier of Brazilian 'civilization' has expanded, their extraordinary culture has been trampled on and transformed. Of particular…