南龍達訥山脈
Dotten Nunatak () is a nunatak 2 nautical miles (4 km) north of Smalegga Ridge, near the mouth of Gillock Glacier in the Sør Rondane Mountains. It was mapped by Norwegian cartographers in 1957 from air photos taken by U.S. Navy Operation Highjump, 1946–47, and named Dotten (the lump).