xii MEXDELISM 



FIG. PAGE 



56 



10. Small and Large-eyed Primulas .... 



11. Diagram illustrating Reversion in Pigeons 



12. Primula sinensis x Primula stellata 



13. Diagram illustrating Cross between Dominant and Re 



cessive White Fowls 



14. Bearded and Beardless Wheat .... 



1 5 . Feet of Fowls 



16. Scheme of Inheritance of Horns in Sheep 



17. Abraxas gr os sulariat a and var. lacticolor 



18. Scheme of Inheritance in Abraxas .... 



19. Scheme of Inheritance of Silky Hen x Brown Leghorn 



Cock ......... 



20. Scheme of Inheritance of Brown Leghorn Hen x Silky 



Cock . 



21. Scheme of F } (ex Brown Leghorn x Silky Cock) crossed 



with pure Brown Leghorn ..... 



22. Scheme for Silky Hen x Brown Leghorn Cock 



23. Scheme for Brown Leghorn Hen x Silky Cock 



24. Diagram illustrating Nature of Offspring from Brown Leg 



horn Hen x Fj Cock 



25. Scheme to illustrate Heterozygous Nature of Brown Leg 



horn Hen ........ 



26. Scheme of Inheritance of Colour-blindness 



27. Single and Double Stocks ..... 



28. F 2 Generation ex Silky Hen x Brown Leghorn Cock 



29. Pedigree of Eurasian Family ..... 



30. Curve illustrating Influence of Selection . 



67 

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74 

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77 



78 



100 



102 



106 



106 



107 

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 no 



in 



112 

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