CCELENTERATA. 239 
serene b hs, 
~~~ o- 
sae 
Fie. 188.—Medusa (Pelagia noctiluca), a free Lucer- 
Fie. 189.—Portuguese Man- 
narian. Mediterranean. 
of-war (Physalia), + natu- 
ralsize. Tropical Atlantic. 
Fig. 190.—Jelly-fish (Aurelia aurita), with youn» in various staves. 
