LONGEVITY AND VIGOUR--ASYMMETRICAL DEVIATIONS OF STRUCTURE--POLYDACTYLISM
AND REGROWTH OF SUPERNUMERARY DIGITS AFTER AMPUTATION--CASES OF SEVERAL
CHILDREN SIMILARLY AFFECTED FROM NON-AFFECTED PARENTS--WEAK AND FLUCTUATING
INHERITANCE: IN WEEPING TREES, IN DWARFNESS, COLOUR OF FRUIT AND FLOWERS--
COLOUR OF HORSES--NON-INHERITANCE IN CERTAIN CASES--INHERITANCE OF
STRUCTURE AND HABITS OVERBORNE BY HOSTILE CONDITIONS OF LIFE, BY
INCESSANTLY RECURRING VARIABILITY, AND BY REVERSION--CONCLUSION.


LIST OF ILLUSTRATIONS.

FIGURE.

1. DUN DEVONSHIRE PONY, WITH SHOULDER, SPINAL, AND LEG STRIPES.

2. HEAD OF JAPAN OR MASKED PIG.

3. HEAD OF WILD BOAR, AND OF "GOLDEN DAYS," A PIG OF THE YORKSHIRE LARGE
BREED.

4. OLD IRISH PIG WITH JAW-APPENDAGES.

5. HALF-LOP RABBIT.

6. SKULL OF WILD RABBIT.

7. SKULL OF LARGE LOP-EARED RABBIT.

8. PART OF ZYGOMATIC ARCH, SHOWING THE PROJECTING END OF THE MALAR BONE OF
THE AUDITORY MEATUS, OF RABBITS.