[NoNotTheDuo]

The article says exactly why:

> Prof Rostain says he was warned against this research at the start of his career because scientists believed no ancient groups had lived in the Amazon.

> "But I'm very stubborn, so I did it anyway. Now I must admit I am quite happy to have made such a big discovery," he says.

[dustfinger]

That explains why researches were nolonger looking for large settlements in the area, but it explains nothing about how basing this decision off of the evidence at hand is "eurocentric". Making a decision based on current evidence is rational. It may mean missing out in some cases, but it is a reasonable choice and has nothing to do with what continent or culture one originates from.