FIG. 25. A smooth, white guinea-pig. A second new combination of 

 characters, but obtained first among the grandchildren of such an- 

 imals as are shown in Figs. 22 and 23. 



FIG. 26. A short-haired, pigmented guinea-pig. (" Dutch-marked " 

 with white.) 



FIG. 27. A long-haired, albino guinea-pig. 



FIG. 28. Offspring produced by animals of the sorts shown in Figs. 26 

 and 27. One shows the " Dutch-marked " pattern as a belt of 

 pale yellow ; the other does not. Both are short-haired and 

 pigmented (not albinos). 



FIG. 29. A long-haired, pigmented guinea-pig, " Dutch-marked " 

 with white. Its parents were like the animals shown in Fig. 28 ; 

 its grandparents like those shown in Figs. 26 and 27. 



