Mahoudeau.

Maillet, de.

Majewski.

Malthus, his influence on Darwin.--various.

Mammalia, history of.

Man, Descent of.--J.G. Frazer on some primitive theories of the origin
of.--mental and moral qualities of animals and.--pre-Darwinian views on
the Descent of.--religious views of primitive.--Tertiary flints worked
by.

"Man", G. Schwalbe on Darwin's "Descent of".

Manouvrier.

Mantis religiosa, colour experiments on.

Marett, R.R.

Markwick.

Marshall, G.A.K.

Marx.

Massart.

Masters, M.

Matonia pectinata.

Matthew, P., and Natural Selection.

Maupertuis.

Maurandia semperflorens.

Mauss and Herbert.

Mauthner.

Maxwell.

Maxwell, Clerk.

Mayer, R.

Mechanitis lysimnia.

Meehan, T.

Meldola, R., Letters from Darwin to.

Melinaea ethra.

Mendel.

Mendeleeff.

Merrifield.

Merz, J.T.

Mesembryanthemum truncatum.

Mesohippus.

Mesopithecus.

Metschnikoff.

Mill, J.S.

Mimicry.--H.W. Bates on.--F. Muller on.

Mimulus luteus.

Miquel, F.W.A.

Mobius.

Mohl, H. von.

Moltke, on war.

Monachanthus viridis.

Monkeys, fossil.

Montesquieu.

Montgomery, T.H.

Monstrosoties.

Monticelli.

Moore, J.E.S.

MORGAN, C. LLOYD, on "Mental Factors in Evolution".--on Organic
Selection.

Morgan, T.H.

Morse, E.S., on colour.

Morselli.

Mortillet.

Moseley.

Mottier, M.

Muller, Fritz, "Fur Darwin" by.--on Mimicry.

Muller, Fritz.

Muller, J.

Muller, Max, on language.

Murray, A., on geographical distribution.

Murray, G.

Mutability.

Mutation.

Myanthus barbatus.

Myers, G.W., on Eclipses.

Nageli.

Nathorst, A.G.

Nathusius.

Natural Selection, and adaptation.--Darwin's views on.--Darwin and
Wallace on.--and design.--and educability.--Fossil plants in relation
to.--and human development.--and Mimicry.--and Mutability.--various.

Naudin.

Neandertal skulls.

Nemec.

Neoclytus curvatus.

Neodarwinism.

Neumayr, M.

Newton, A.

Newton, I.

Niebuhr.

Nietzsche.

Nilsson, on cereals.

Nitsche.

Noire.

Noll.

Novicow.

Nuclear division.

Nussbaum, M.

Nuttall, G.H.F.

Occam.

Odin.

Oecology, see Ecology.

Oenothera biennis.

Oenothera gigas.

Oenothera Lamarckiana.

Oenothera muricata.

Oenothera nanella.

Oestergren, on Holothurians.

Oken, L.

Oliver, F.W., on Palaeozoic Seeds.

Ononis minutissima.

Ophyrs apifera.

Orchids, Darwin's work on the fertilisation of.