'V 



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x:l^,. 



^ 



^ m 



X 



JJ< 



M. 



^^ "'^*'- ^^j 



■^t 







/' 



■7 



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.vf ll 



f^h»V^ 



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4 



3 



Fig. 231. Skeletons of various Radiolarians, after Haeckel. 1. Circoponis spx- 

 furcus ; 2. C. octaliedrus ; 3. Circogonia icosahedra ; 4. Circospathis novena ; 

 5. Circorrhegma dodecahedra. 



