24 Journal of Comparative Neurology and Psychology. 



TABLE II. 

 H's Reactions to Red-Grekn 

 A — With Stimulus Constant. 



B— With Stimulus Variable. 



5- 6 

 5- 8 

 5- 9 

 5-10 

 5-11 

 5-12 

 5-13 

 5-14 

 5-15 

 5-17 

 5-18 

 5-18 

 5-19 

 5-20 



5-21 

 5-22 

 5-23 

 5-24 

 5-25 

 5-26 

 5-27 

 5-28 



100 



80 



80 



80 



90 



80 



83 



90 



90 



93 



86 

 100 

 100 



58.3 



91 



87 



90 



90 

 100 



88 



75 

 100 



Change in intensity made in middle of 

 series. 



Animal too hungry: all 5 errors made 

 in succession. 



Only lower half of red exposed. 

 Red i as wide as green. 



