One can call them anything one wishes to call them; it's all copacetic.
Generally, the trend seems to be that if one sees the primitives as ridiculous or laughable, one calls them "DUmmies." And if one looks at the DUmmies in a scientific anthropological sense, one calls them "primitives."
Whatever rocks one's chair works.
I suppose that it is a bit of a disservice to hard-working aboriginal peoples everywhere, but what the Hell, they aren't on the internet anyway, so that part's a wash.