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PROCEEDINGS OF THE NATIONAL MUSEUM. 



VOL. i5. 



was done in the first two zones, the species belongmg to the Tropic 

 are so few as to hardly figure in the results. 



This distribution among the zones is shown in Table 1. 



TABLE 1. 

 Zonal distribution of the species. 



Considering the species with reference to the seas in which they 

 occur and disregarding latitude zones, we get 



TABLE 2. 



