594 MEDUSA OF THK WORLD. 



The i6 stomach-pouches break up into numerous forked, hranched, radiating vessels 

 in the marginal lappets, but their ultimate branches rarely anastomose. There are about 

 12 to 18 main branches from the outer edge of the stomach-pouch in each lappet and these 

 branch dendritically so that about lOO ramuli reach the bell-margin. There is no marginal 

 ring-canal. 



Fig. 377. — Desmonema chierchiaita, after Vanhoffcn, in dcutsch. Siidpolar Expedition. 



The medusa is salmon-red or brownish-red, tiie canai-svstcm being darker and the tenta- 

 cles light in color. When young the bell and tentacles are bluish and the curtain-like lips 

 salmon or brownish-red in color. 



