Before revision: Systems with two groupings (moieties) YolnguThe Yolŋu people of north-eastern Arnhem Land divide society (and much of the natural world) into two moieties: Dhuwa and Yirritja.
After revision: YolnguThe Yolŋu people of north-eastern Arnhem Land divide society (and much of the natural world) into two moieties: Dhuwa and Yirritja.