34 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 149 



'JBBZXOKi 



ftEucidaris tribuloides 

 oLeodia sexiesperforata 

 ^Encope michelini 







3 Miles 



Fig. 7. — Map of area studied, showing distribution of Eucidaris tribuloides, 

 Leodia sexiesperforata, and Encope michelini. 



