INHERITANCE OF COAT-PIGMENTS AND COAT-PATTERNS 



3. Expected and observed distribution of young produced by partial- 

 albino rats mated uith albinos. 

 [Abbreviations as in table 1.] 



TABLE 4. Average grade (size of stripe} in the various lots of hooded rats of selected 

 parentage, as compared u>ith the average grade of their parents. 



