[296] See Flourens, Examen du livre de M. Darwin sur l’Origine des Espèces, 18mo, Paris, 1864. We are at least astonished to find the name of the Geoffroys mentioned but once in such a work (p. 45). M. Flourens charges Darwin with only quoting the partisans of his own opinions (p. 40).
[297] [See above, p. 84, note.—Editor.]
[298] Sur l’Influence du monde ambiant, 1831 (Mémoires de l’Académie des Sciences), vol. xii, p. 81.
[299] Vol. ii, second part, 1859.
[300] Philosophie Zoologique, vol. i, p. 221.
[301] Système des Connaissances Positives, p. 143, 1820.
[302] Discours de l’An XI, p. 45. He says, also, in another place (Philosophie Zoologique, vol. i, p. 66), “What we call species, has only a relative constancy in that state, and cannot be as ancient as nature itself.”
[303] Lamarck, Organisation des Corps Vivants, p. 53.
[304] For nature “time has no limit, and consequently has it always at its disposal.” Lamarck, Système des Animaux sans Vertèbres, p. 13, 1801.
[305] Darwin On the Origin of Species, p. 518, London, 1861. “I believe that animals have descended from at most only four or five progenitors, and plants from an equal or less number. Analogy would lead me one step farther, namely, to the belief that all animals and plants have descended from some one prototype.”