^ 5. 



PHORONIDEA.-FIGURE III. 



Lopliopliores of 1, Plioronis australis (after Benliam) ; 2, P. 

 buskii (after Mcintosh); S,'P. arcliitecta (after Andrews); 5, P. 

 euxinicola (after de Selys Longchamps) ; 6, P. oralis. 



