segregation of herds of sheep, ii. [103];

advantage of change of soil to wheat and potatoes, ii. [146];

fashionable change in the horns of cattle, ii. [210];

sheep in Yorkshire, ii. [235].

Marshall, Prof., growth of the brain in microcephalous idiots, ii. [389].

Martens, E. Von, on Achatinella, ii. [53].

Martin, W. C. L., origin of the dog, i. 16;

Egyptian dogs, i. 18;

barking of a Mackenzie River dog, i. 27;

African hounds in the Tower menagerie, i. 32;