Where it all fits together on the timeline in the human evolution... I do not know. That would be one of the missing things that is yet to be discovered or understood. But there is no conflict in reality. The only conflict is in our limited or lacking understanding of one (evolution) or the other (God, spirit, etc)... or both.
And yet you seem so sure. As to the statement that there are many possible theories---there are no theories. A theory is a rigorously tested hypothesis, and this falls outside that context.
For those that believe that humans have souls, AND that we evolved, at what point in our evolution do you think we acquired a soul, and did we evolve from souless ancestors? Was there a moment when a child had a soul and its parents did not? Did we first receive souls as H. sapien, or did earlier ancestors have souls? Give me the details of your understanding---if you believe humans have a soul