CHAPTER X.

CHARACTERS AS ADAPTIVE AND SPECIFIC (_Concluded_) 251 SUMMARY 274

APPENDIX I. ON PANMIXIA 291

APPENDIX II. ON CHARACTERS AS ADAPTIVE AND SPECIFIC 307

NOTE A TO PAGE 57 333

NOTE B TO PAGE 89 337

LIST OF ILLUSTRATIONS

PAGE

Portrait of George John Romanes _Frontispiece_

Diagram of Prof. Weismann's Theories 43

FIG. 1. Guinea pigs, showing gangrene of ears due to injury of restiform bodies 118

FIG. 2. Old Irish Pig (after Richardson) 188

FIG. 3. Skulls of Niata Ox and of Wild White Ox 192

FIG. 4. Lower teeth of Orang (after Tomes) 261