The new-submerged Northwest Shelf of Sahul — the combined landmass of Australia and New Guinea at times of lower sea level — was a vast area of land in the Late Pleistocene epoch that connected the Australian regions of the Kimberley and western Arnhem Land during times of lower sea level than today. Map of Sahul showing the extent of the now-submerged continental shelf (dark gray), with the area of the Northwest Shelf demarcated by a...
