How does this fit into a North American context, where many cultures at the point of European contact (i.e. Haudenosaunee, Algonquin, Inuit) practiced communal

How does this fit into a North American context, where many cultures at the point of European contact (i.e. Haudenosaunee, Algonquin, Inuit) practiced communal property? It seems they stayed egalitarian long after the extinction of local megafauna, and in the case of the Haudenosaunee, long after the adoption of agriculture (the Three Sisters).