33. Lacclike patches of the 

 bryozoan sea mat, Memhrani- 

 pora membianacea, grow over 

 the broad fronds of seaweeds. 

 The chambers of all the .sepa- 

 rate indi\'iduals stand ont clearly 

 long after the occupants have 

 died. (Roscoff, France. Ralph 

 Bnchsbaum) 



34. Delicate spirals of the branching bryozoan, Bugula, 

 hang exposed in rocky crevices at low tide. (Brittany, 

 France. Ralph Buchsbaum) 



