2, 145, 149.
Lubbock, Sir John, 18, 91, 93, 242.
Lyell, Sir Charles, 18, 36, 55, 89, 90, 222.

Maedler, 177, 252.
Malthus, 39.
Marsh, 83.
Martensen, 187.
Mayer, Robert von, 37, 129, 149, 155.
McCosh, 224.
Mill, John Stuart, 242.
Mivart, 55, 106, 223, 245.
Moleschott, 42.
Mueller, Fritz, 79.
Mueller, Max, 18, 96, 98.
Murchison, Sir Roderick, 54.

Naegeli, 56.
Nitzsch, Karl Immanuel, 361.
Noire, Ludwig, 281.

Oken, 34, 320.
Owen, Richard, 35, 56, 164, 176, 221, 223, 320.

Peschel, Oskar, 279.
Pfaff, 54.
Pfleiderer, Otto, 187.
Planck, Carl Ch., 105, 110.
Preyer, 136, 146, 153.

Rathke, Heinrich, 81.
Reichenbach, 42.
Renan, 18.
Reville, Albert, 334.
Ritschl, 364.
Ruetimeyer, 56, 83.

Sandberger, 55, 82.
Schaaffhausen, 56, 85, 177.
Schelling, 109.
Schiller, 180.
Schleicher, 17, 96.
Schleiden, 42, 51.
Schleiermacher, 190.
Schmidt, Oskar, 33, 35, 51, 75, 124, 159, 164, 191, 234.
Schopenhauer, 128, 190.
Schrader, Eberhard, 345.
Seidlitz, 51, 159, 238.
Semper, Karl, 84, 131.
Snell, Karl, 42, 262.
Spencer, Herbert, 128, 139, 194, 242, 279.
Spinoza, 204.
Stael, Madame de, 234.
Steffens, 109.
Steinthal, 17, 96.
Strauss, David Friedrich, 18, 112, 125, 128, 159, 163, 174, 175, 190,
213, 234, 337, 376, 394.
Swammerdam, 36.

Tait, 138.
Thomson, Sir William, 138.
Truempelmann, 209.
Tuebingen School, 18.
Tylor, 91.

Ulrici, 142, 144, 149, 175, 235.

Virchow, 56, 85.
Vischer, Friedrich, 175, 176, 213, 264.
Vogt, Karl, 42, 56.
Volkmann, A. W., 56, 105, 177.

Wagner, Moriz, 52, 56.
Wallace, Alfred Russell, 37, 101, 177, 221, 262.
Wedgewood, 96.
Weismann, 56.
Wigand, Albert, 26, 52, 56, 57, 106, 135, 149, 170, 226.
Wundt, 142.
Wuertemberger, 82.

Zittel, 56.
Zoellner, 128, 129, 131, 138, 139.

* * * * *

{17}

THE THEORIES OF DARWIN,

AND THEIR RELATION TO

PHILOSOPHY, RELIGION, AND MORALITY.

* * * * *

INTRODUCTION.

With the appearance of Darwin's "Origin of Species," on the 24th of
November, 1859, a new impulse began in the intellectual movement of our
generation. It is true, the whole theory advocated and inaugurated by
Darwin is, in the first place, only one of the many links in the long chain
of phenomena in the realm of the intellectual development of our century,
a