296 NATURAL HISTORY OP 



of the internodes. This feature also serves to distin- 

 guish this species from the preceding. 



FAMILY II. TUBULIPORID^. 



Zoarium entirely adherent, or more or less free and 

 erect, multiform,, often linear, or Jlahellate, or lohate, 

 sometimes cylindrical. Zooecia tubular, disposed in 

 contiguous series, or in single lines. Ooscium an infla- 

 tion of the surface of the zoarium at certain points, or a 

 modified cell. — T. H. 



Genus I. Stomatopoka, Bronn. (a-To/Ma, the mouth.) 



Zoarium repent, wholly adnate, or free at the ex- 

 tremities, or giving off erect processes ; simple or 

 branched ; branches more or less ligulate. Zooecia in 

 great part immersed, arranged in a single series or in 

 several, which take a linear direction or are very 

 slightly divergent. — T. H. 



1. S. granulata, Milne-Edwards. 



Alecto granulata {M.-Edw., G. J., Busk, B. L.), S. 

 incrassata (B'Orh.). 



Hab. : Cornwall (R Q. C), North Devon [T. K), 

 Northumberland {Aid.), Wick (C. W. P.), Hastings 

 {Miss Jelly), Wejmonih {A. 8. P.), St. Andrews {McL), 

 Coll Island {B. L.), Shetland {A. M. N.). 



The cells in this species grow in single series upon 

 shells and stones in deep water. They are speckled, 

 and have a slightly projecting tubular orifice. The 

 zoarium is branched dichotomously. 



2. S. MAJOR, Johnston. 



Alecto repens {Wood, Busk), A. major {0. J., Busk, 

 B. B., Ald.),K. dichotoma {B. B.), ? Tubulipora trahens 

 {E.Q.G.,B.B.). 



