THE POLYZOA, OR BRYOZOA 109 



these in the Falkland Islands ; on, he says, " a Crisia" 

 I have only seen them here on the Archimedian-screwlike 

 Tubulipora, a form common in rocky places well down 

 in tide range. 



I shall not proceed with this group any further, as all 

 that could be 'written within my limits would be but a 

 fraction of what is to be learned about them. 1 *, The interested 

 reader I shall refer to the work I have just mentioned 

 and to the shore itself. 



