in  a strap-shaped  gelatinous  covering  attached by its  edge,  and  forming  a  shallow  cup  of  
 about two  coils. 
 Figs.  1,  2,  3.  Eolis picta,  different views. 
 4.  A papilla much elongated. 
 5.  A papilla much inflated. 
 6.  Spawn. 
 7.  A portion  of the same more highly magnified.