170 



THE FLOATING ANIMALS 



Fig. 88. — Phialidium. 

 (After Browne.) 



Fig. 89. — Euphysa. 

 (After Browne.) 



Pig. 90. — Part of Colony of the Hydroid Bougainvillea. 



Showing the polyps with long tentacles, and the round or bell-shaped 

 Medusae (jelly-fish) which are budded off from the colony when 

 adult. (From Lankester's " Treatise on Zoology," by permission 

 of Messrs. Black.) 



