BY DR. R. VON LENDENFELD. 221 



5. FAMILY BLASTOPOLYPID^E. Von Lendenfeld, 1884. 



Forming colonies with differentiated Alimentary and Generative 



Zooids. The latter are Polypostyles and mature the sexual 



products. The Alimentary Zooids do not take part in the sexual 



i (^production. 



_SCHEMA. 



Ovum 



I 

 Polype Polypostyl 



Hydrohiza 



I 

 First Polype 



I 

 Ovum. 



I. SUB-FAMILY. CORDYLOPHORIN^. 

 Alimentary Zooids of the Colony, with scattered filiform, 

 tentacles not protected by a chitinous cup. 

 Cordylophora. Allman. 

 Merona. Norman. 



II. SUB-FAMILY. BIMERUSLE. 

 Alimentary Zooids with one verticil of filiform tentacles, not 

 protected by a chitinous cup. 



Heterocordyle. Allman. 

 Pachycordyle. Weismann. 

 Garveia. St. Wright. 

 Bimeria. St. Wright. 

 Coinistes. St. Wright. 

 Etc. 

 III. SUB-FAMILY. CAMPAXULARIN^E. 

 Alimentary Zooids, with one verticil of filiform tentacles in 

 chitinous cups which are connected with the Hydrorhiza by more 

 or less developed stalks, and never adnate to the stem. 

 Campanularia. Lamarck. 

 Opercularella. Hincks. 

 Calycella. Hincks. 

 Etc. 



