46 CLASSIFICATION AND CREATION. 
from the centre to the circumference, showing 
Transverse section of a Sea-Anemone or Actinia. 
still more distinctly the typical structure of the 
division to which it belongs. 
The second-class is that of Jelly-Fishes or 
Acalephs; and here the same plan is carried out 
Staurophora seen in profile. 
in the form of a hemispherical gelatinous disk, 
the digestive cavity being hollowed, or, as it 
Hippocrene seen in profile. |. 
were, scooped, out of the substance of the body, 
which is traversed by tubes that radiate from 
