EAELY PALEOZOIC BEYOZOA OF THE BALTIC PEOVINCES. 355 



Orbipora panderi, new species. 



9. Fragment of zoarium, X2/3. 

 9c. Vertical section. 

 9a and b. Tangential sections. 

 Zone 1 [C], Kuckers. 



Orbipora distincta Eichwald . 



10. Tangential section. 



lOct. Enlarged portion of same. 

 106. Vertical section. 



Zone 1 [C], Erras, Reval, etc. 



Solenopora spongioides, new species [not a bryozoan]. 



11. View of organism, X2/3. 



11a. Tangential section, greatly enlarged, 

 life. Vertical section. 



Zone 3 [E], Herkiill. 



