SUPPRESSED EFFECTS 



49 



matings. Indeed they afford very few examples ; yet 

 they afford enough. If an albino can be found which 

 throws with the various greys and blacks whose con- 

 stitutions are known such an assemblage of colours as 

 should be thrown by albino No. 1, pure, or albino No. 1, 

 hybrid, or albino No. 2, then that albino is albino No. 1, 

 pure, or albino No. 1, hybrid, or albino No. 2. The 

 following table gives the assemblages of progeny thrown 

 by five different albinos with various greys and blacks 

 whose constitutions were known : 



Gbey and Black Parents 



Grey, Grey, 

 pure hybrid 

 inY 



Grey, 



hybrid 



inC 



Grey, 

 hybrid 



inY 

 andC 



Black, Black, 

 pure hybrid 

 inC 



Progeny's Colours 



Albino 



No. No. 



gr.bl.al. gr.bl.al. gr.bl.al. gr.bl.al. gr.bl.al. gr.bl.al. 



15 X 



16 



34 

 89 



14 X 



25 

 28 

 51 

 28 

 28 

 49 

 51 

 51 

 41 

 43 

 44 

 18 

 19 

 19 

 21 



7 



2 2 



18 2 



4 4 

 - 2 

 4 2 



- 1 4 



- 2 4 



- 8 4 

 D 



