24 



CCELENTERATA AND 



Eucheilota. Belt disk-shaped, flexible, transparent. 

 Tubes four. Ovaries spherical, hanging from the tubes. 

 Sense-capsules, eight. Tentacles of two kinds, eight long, 



YOUNG EUCHEILOTA. 



EUCHEILOTA. 



and sixteen small ; shorter called spurs. Each long ten- 

 tacle has a pair of spurs. Tentacular bulbs pigmented. 



E. venlricularis. 



