OCEAN ANIMALS: SPONGES, SEA-ANEMONES, ETC. 131 



specially on the western coast of Italy, and on the coasts 

 of Sicily and Sardinia. Most of this coral is sent to 

 Naples, where it is cut into ornaments. 



Jellyfishes. — By walking along the sea-beach soon 

 after a storm one may find many shapeless masses of a 



Fig. 93. — Skeleton of a branching coral, Madrepora cervicornis. (From 



specimen.) 



clear jelly-like substance scattered here and there on the 

 sand. These are the bodies or parts of bodies of jelly- 

 fishes which have been cast up by the waves. Exposed 

 to the sun and wind they soon die or evaporate away to 

 a small shrivelled mass. The flesh of a jellyfish contains 

 hardly more than one per cent of solid matter, all the rest 

 of it being water. 



Jellyfishes, although closely related to the fixed polyps, 



