Charles Darwin, vol. iv., pp. 286-288.
Maclaren, James.—A Critical Examination of some of the principal arguments for and against Darwinism. London, 1876, 8vo.
—— Natural Theology in the Nineteenth Century. London, 1878, 8vo.
Mäklin, F. W.—Allmänna betraktelser öfver den Darwinska descendenslärens förhållande till ochmed de organiska formernas och isynnerhet djurens geografisk utbredning. Helsingfors, 1882, 8vo.
Mantegazza, Paolo.—Commemorazione di Carlo Darwin. Discorso del Professor P. M. Firenze, 1882, 8vo.
Martins, C.—La théorie de l’évolution en histoire naturelle. Paris, 1876, 8vo.
Maschi, Luigi.—Confutazione delle Dottrine Transformistiche di Huxley, Darwin, etc. Parma, 1874, 8vo.
Menza, Antonino.—Il Concetto Scientifico di Darwin sviluppato dalla Filosofia Positiva. Saggio critico di A. M. Catania, 1882, 8vo.
Meteyard, Eliza.—A group of Englishmen (1795 to 1815), being records of the younger Wedgwoods and their friends. London, 1871, 8vo.
Numerous references to the Darwin family.