CONTENTS OF VOLUME II 



CHAPTER XII. 



INHEEITANCE. 



WONDERFUL NATURE OF INHERITANCE — PEDIGREES OF OUR DOMESTICATED ANIMALS 



— INHERITANCE NOT DUE TO CHANCE — TRIFLING CHARACTERS INHERITED — 

 DISEASES INHERITED — PECULIARITIES IN THE EYE INHERITED — DISEASES IN TEE 

 HORSE — LONGEVITY AND VIGOUR — ASYMMETRICAL DEVIATIONS OF STRUCTURE 



— POLYDACTYLISM AND REGROWTH OF SUPERNUMERARY DIGITS AFTER AMPU- 

 TATION — 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 Page 1 



CHAPTER XIII. 



INHERITANCE continued — REVERSION OR ATAVISM. 



DIFFERENT FORMS OF REVERSION — IN PURE OR UNCROSSED BREEDS, AS IN PIGEONS, 

 FOWLS, HORNLESS CATTLE AND SHEEP, IN CULTIVATED PLANTS — REVERSION IN 

 FERAL ANIMALS AND PLANTS — REVERSION IN CROSSED VARIETIES AND SPECIES — 

 REVERSION THROUGH BUD -PROPAGATION, AND BY SEGMENTS IN THE SAME FLOWER 

 OR FRUIT — IN DIFFERENT PARTS OF THE BODY IN THE SAME ^ANIMAL — THE 

 ACT OF CROSSING A DIRECT CAUSE OF REVERSION, VARIOUS CASES OF, WITH 

 INSTINCTS — OTHER PROXIMATE CAUSES OF REVERSION — LATENT CHARACTERS 

 SECONDARY SEXUAL CHARACTERS — UNEQUAL DEVELOPMENT OF THE TWO 

 SIDES OF THE BODY — ARPEARANCE WITH ADVANCING AGE OF CHARACTERS DERIVED 

 FROM A CROSS — THE GERM WITH ALL ITS LATENT CHARACTERS A WONDERFUL OBJECT 



— MONSTROSITIES — PELORIC FLOWERS DUE IN SOME CASES TO REVERSION . . 28 



CHAPTER XIV. 



INHERITANCE continued — FIXEDNESS OP CHAEACTER — PREPO- 

 TENCY — SEXUAL LIMITATION — COERESPONDENCE OF AGE. 



FIXEDNESS OF CHARACTER APPARENTLY NOT DUE TO ANTIQUITY OF INHERITANCE — 

 PREPOTENCY OF TRANSMISSION IN INDIVIDUALS OF THE SAME FAMILY IN CROSSED 

 BREEDS AND SPECIES ; OFTEN STRONGER IN ONE SEX THAN THE OTHER : SOME- 

 TIMES DUE TO THE SAME CHARACTER BEING PRESENT AND VISIBLE IN ONE BREED 

 AND LATENT IN THE OTHER — INHERITANCE AS LIMITED BY SEX — NEWLY- 

 ACQUIRED CHARACTERS IN OUR DOMESTICATED ANIMALS OFTEN TRANSMITTED BY 

 ONE SEX ALONE, SOMETIMES LOST BY ONE SEX ALONE - INHERITANCE AT COR- 



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