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Euphractus sexcinctus
The mascot for Brazil Wolrd Cup 2014
No, it's not the T. tricinctus, they doesn't occur in Pantanal and doesn't have so many bands...
And the Brazilian three-banded armadillo seems hair, while the one in your spotting is not.
I'm not totally sure, because there are a few other species endemic to Brazil, such as the Southern naked-tailed armadillo.