I think by range this should be Phoneutria nigriventer (Brazilian Wandering Spider) but looking at images in “Martins & Bertani, 2007” I see that P. eickstedtae is close and very similar, I’m not that familiar with them so I hesitate to file it past genus.
I think by range this should be Phoneutria nigriventer (Brazilian Wandering Spider) but looking at images in “Martins & Bertani, 2007” I see that P. eickstedtae is close and very similar, I’m not that familiar with them so I hesitate to file it past genus.