BRITISH ZOOPHYTES. 235 



cells, with a proper entrance to eacli. These surround 

 the whole surface of the coralline.''^ 



The zoophyte grows to the height of 3 inches, and is 

 white in colour. It is very easily distinguishable by 

 reason of its jointed character and the regular lozenge- 

 shaped cells all over its surface. 



2. C. siNUOSA, Hassall. 



Farcimia sinuosa {Hassall), F. spathulosa (Hassall), 

 Salicoruaria sinuosa {G. J., Busk, Aid., D. L., McA.), 

 F. salicornia {R. Q. G. in part), S. farciminoides (Bush, 

 var.). 



Hab. : Belfast and Dublin Bay (Tliompson), South 

 Devon, Cornwall, Brixham (T. H.), Northumberland 

 (Aid.), Shetland (Norman). 



This species grows to a height of 3 or 4 inches. It 

 very much resembles the preceding in appearance, but 

 is distinguished by its stouter growth and larger 

 size. 



3. C. JoHNSONi, Bush. 



Nellia Johnsoni (Bush), Salicornaria Johnsoni (Bush, 

 McA.). 



Hab. : Shetland (Norman). 



White. Growing to Ig in. Eesembles G. fistulosa, 

 but is more slender, and has the avicularia occupying 

 the place of cells. 



FAMILY VII. FLUSTRID^. 



Zoarium corneous and flexible, expanded, foliaceous, 

 erect. Zocecia contiguous, multiserial. Avicularia ' 

 usually of a very simple type. — T. H. 



Genus Flustea, Linn. (A.-S. Flustrian, to weave.) 

 Zoarium erect^ frondose. Zomcia disposed in a single 



