No. 512] 



NOTES AND LITERATURE 



letter A. It mij 

 better represent tl 

 indicate the absei 

 paired character 

 allelomorph of C, 



female, are paired, the possit 

 be represented thus: 



1AGAG; 2AGCG; 1CGCG 



The first term is a pure albino (extracted rece* 

 a gray mouse carrying white recessive (a doir 

 hetero/yirote) ; the third term, a pure gray 

 nant). If the A's were omitted in the forr 

 would be the same, but its presence is useful 



