132 



J. C. DeVOSS and rose ganson 



TABLE XIII (A) 



Confusions Made by Cat 9 

 Stimulus Color, Green. F.E. — 6 



TABLE XIII (B) 



Confusions Made by Cat 4 

 Stimulus Color, Green. F,E. — 6 



In all, these tables show a total of thirty-four confusions of a 

 color with a color. This strengthens the probability suggested 

 by the experiments with grays, that wave length may not be a 

 stimulus for the cat. It is further strengthened by the close 

 agreement of the flicker values of the yellow, that of the gray 

 confused with that color, and that of the colors confused with 

 yellow. The gray, the yellow itself and five of the colors confused 



