The Adula Alps, also known as the West Graubünden and Misox Alps, are a western Alpine mountain group, the part of the Lepontine Alps from the Lukmanier and St Gotthard Passes to the Splügen Pass. They lie mostly in Switzerland, in the Cantons of Ticino, Graubünden, and Uri, and partly in Italy, in the province of Sondrio in Lombardy, forming subsection 10B of the Alps, according to the Partizione delle Alpi, and subsection 10 III, according to the unified orographic classification of the Alps by Sergio Marazzi. Wikipedia