U. S. NATIONAL MUSEUM 



BULLETIN 206 PLATE 3 



f. 



^^^^ 



i^w/o fr«c/;/>r (LSXM 97540, X ,'4): a, dorsum; h, profile; c, venter. B. granulosus granu- 

 losus (USNM 98245, X Ys): n, dorsum; e, profile; i-, venter. B. g. d'orbignyi (USXM 

 102314, X ji)'- G, dorsum; h, profile; i, venter. 



