Zoology. 273 
globular bell-shape animal with 4 bunches of tentacles on the lower 
inner cavity of the bell, at centre, there isa dark four- 
sided mass, containing the mouth and digestive cavity, about as broad 
as long. In some species, as the genus Sarsia, this mass is elongated 
closed at their connection with the cana % icin that the food is is 
not admitted before it has undergone a certain degree of elaboration ; 
in which the particles of the nourishing materials appear like little glob- 
ules, than they open, the nutritive fluid passes into the radiating tubes, 
et . bulb-like prominence. Each tentacle comiesiel within its *. : 
base a black point vies subserves the al of vision. The bulb is. Pe, 
vous cord, wlio our shows, ma mrt cinaatoredl a rnlion,. ‘ 
although not purely nervous natal in its conan, and osition® ,” 
of the ganglion hasa direct pine to the orga s eateredbicgs' = = : 
ges vous cord, under a high magnifier, "appeared a8 asa string of ~— € 
ral rows of .nu aejented ovate ieeillas ranging in irregalar lines. lines, the ke 
: celle, not strietly in joapepost ition by their ends, but alternate more or less, , be? 
80 a8 to aa orm a cor d-like mass ; and it was distinctly observed passing into... 
ney » = 
