[84 



INHERITANCE IN RATS. 



Table 148 Axmt the Hassification of generation 15, plus-aelection series. 



Table 149. 



Table 150 shows the classification of generation 16, plus-selection seiies. 



Table 150. 



Table 151 shows the classification of generation 13, minus-selection series, 

 enlargement of table 28 of Castle and Phillips. 



Table 151. 



This is an 



