Misseltoe, complex relations of, [3].
Mississippi, rate of deposition at mouth, [284].
Mocking-thrush of the Galapagos, [402].
Modification of species, how far applicable, [483].
Moles, blind, [137].
Mongrels, fertility and sterility of, [268].
—— and hybrids compared, [272].
Monkeys, fossil, [304].
Monocanthus, [424].
Mons, Van, on the origin of fruit-trees, [29].