TRUE MEDUSA, OR DISCOPHOE^. 



231 



dusse none ai-e more beautiful in their appearance or 

 interesting in their history than the Aurelia, or " Sun- 

 Fish," represented in Figure 477. This Jelly-Fish is 



Fig. 475. — Scyphos- 

 toma of Aurelia. 



Fig. 474. — Stroblla 

 of Aurelia. Magnified. 



Fig. 476. — Strobila of Aurelia. 

 Much magnified. 



, Fig. 477. — Sun-Fish, or Aurelia. 



common on the coast of New England, and is about a 

 foot across, in the larger specimens, and it lives but a 

 single year. In the spring it is about a quarter of an 

 inch in diameter, and on pleasant days moves in large 



