Published in Spixiana, in 1998, in volume 21, pages 1-10

Published in Spixiana, in 1998, in volume 21, pages 11-20

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Published in Spixiana, in 1998, in volume 21, pages 69-94

Published in Spixiana, in 1998, in volume 21, pages 125-128

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Published in Spixiana, in 1998, in volume 21, issue 2, pages 97-124