Fio. 123. English rabbits showing a dominant form of white spotting which flucluaUs l;utU . umatically and gene- 

 tically. The first five figures were employed as grades 1-5 in classifying observed fluctuations. The third figure 

 (middle row, left) is close to the fancier's ideal English marking. The two rabbits shown at the top and the one at 

 the ri^ht, bottom, were homozygous for the English pattern; the other three were heterozygous. English pattern 

 is allelomorphic to Dutch, Fig. 138. 



