PLATE 46 

 Figs. 69 and 70, Amaroucium soJidum. 

 Fig. 69. ZooJd much enlarged, viewed from right side. 

 Fig. 70. Stomach and portion of intestine. 



Fig. 71. Glossophorum planum. Zooid much enlarged, viewed from right side. 

 Fig. 72. Amarouciinn cahfomictim. Zooid much enlarged, viewed from right 

 side. 



[510] 



