PALM AND SOLE STUDIES. 



395 



2. It is a large pattern, not placed very near any other, and 

 hence so far beyond the influence of others that we are seldom 

 at a loss to decide whether a certain feature belongs to it or to an 

 adjacent pattern. 





< fi%%^ 



V //M^z 



FIG. 2. Actual print of a primitive hypothenar. Triradii a and c are shown 

 in the print; triradius b is indicated by the curve of the friction-ridges and is 

 completed by pencil lines. 



3. The region where it occurs is covered by large, heavy ridges, 

 the prints of which are among the most distinct upon the entire 

 palm. 



4. This pattern presents an unusual number of variations, and 

 is of fairly common occurrence, rendering it easily possible to 

 collect a large amount of material. 



26 



