We have had discussions on the subject of museums, too. The consensus seemed to be that it isn’t really what iNat is for. Museum Specimens / Antique Photos and iNaturalist - General - iNaturalist Community Forum But with that said, some of us do encounter fossils “in the wild,” and it is always possible that this could occur with Neanderthal fossils.
Now that’s clear-cut case of copyright infringement, since it was your photo on your profile. I gather that the concern on this thread is to have a way to deal equally quickly with photos that are not copyright infringement.