Tank No. 20. 



33 



Fig. 81. Olitidias Mullcrii, 

 1/2 nat. size. p. 68. 



Fig. 83. Rhizostoma pulmo, 

 small specimen, p. 68. 



Fig. 82. Tiyna JIavilabris, 

 1/2 nat- size. p. 68, 



Fig. 84. Cotylorhiza borbonica, 

 1/3 nat. size. p. 68. 



Fig. 85. Bcro'i ovala, 

 ^/o nat. size. p. "Ji- 



Fig. 86. Eucharis midticornis^ 

 ^j-2 nat. size. p. 7'- 



