Complex sentence: The animal was first described from the Sepik River area in the north of Papua New Guinea but a separate population is found in the south of the island, from southeastern Papua New Guinea to the Indonesian provinces of Papua and West Papua.
Split into simpler sentences: The animal was first described from the Sepik River area in the north of Papua New Guinea. A separate population is found in the southern half of the island, with a range that extends from southeastern Papua New Guinea to the Indonesian provinces of Papua and West Papua.