[ Chapter VI. Rudimentary Organs. ]
[ Chapter VII. Recapitulation and Conclusion. The final sentence of the ]
[ CHAPTER 1.XI. — THE GROWTH OF THE 'ORIGIN OF SPECIES.' ]
[ CHAPTER 1.XII. — THE UNFINISHED BOOK. ]
[ CHAPTER 1. XIII. — THE WRITING OF THE 'ORIGIN OF SPECIES.' ]
[ CHAPTER 1.XIV. — BY PROFESSOR HUXLEY. ]