I was originally thinking that a Sapiens/Denisovan hybrid of the sort we've seen elsewhere might be a possibility too but the skull is too old for that to make

I was originally thinking that a Sapiens/Denisovan hybrid of the sort we've seen elsewhere might be a possibility too but the skull is too old for that to make sense. I almost said "human/Denisovan hybrid" but really Denisovans are a sort of human too.