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H. H. WILDER. 



class as interdigital II., that is, that no whorl pattern has yet been 

 known, but within a few years a quite perfect whorl, although 

 small, appeared in my collection of prints of college students. 

 The normal close association of this with the definite thenar will 



FIG. 15. Tracing from the print of No. 788, a Smith College student of Euro- 

 pean-American race. This is the only case thus far known of a complete whorl in 

 the position of the first interdigital. This has apparently the full quota of three 

 triradii, but the triradius below, between this pattern, and the thenar, which is 

 here, as usual, represented by a loop, evidently belongs to the thenar pattern. 



be remembered, how in the majority of cases with any disturbance 

 at all in the thenar region, there are apt to be found two loops 

 back to back, and facing in opposite directions; the true thenar 

 and the first interdigital. In the case in which the first inter- 



