The author described the succession of pleistocene beds at Gamrie, on the coast of Banffshire, as follows (ascending order):—1, boulder clay; 2, a thick bed of sand; 3, a thin bed of brick clay; 4, a thick bed of sand; 5, a thick bed of brick clay; 6, a bed of sand, containing shells of arctic character entire; 7, a moderately thick bed of pure clay; 8, a thick bed of sand; 9, a thin bed of ferruginous gravel (which Mr Chambers regards as the equivalent of the upper till, or coarse gravel, of other geologists); 10, a thick bed of soft blue clay; 11, a thick mass of sand rising to the top of an eminence on which is a vitrified fort.