156 



INHERITANCE IN GUINEA-PIGS. 



TABLE 124. 

 Cross 63. Rough A, B (Lima) X smooth (4-toe, etc.). 



TABLE 125. 



Cross 64. Rough C (low grade due to C. rufescens) X smooth (4-toe, etc.). 

 RrSs X rrss = Rrse + RrSs + 2rr(lA:lC:2 Sm). 



TABLE 126. 

 Cross 65. Smooth (some C. rufescens blood) X rough A. 



rrSs X Rrss = Rrss + RrSs + 2rr (1 A : 1 C : 2 Sm). 

 rrss X Rrss = Rrss X rrss (1 A : 1 Sm). 



