FiG. 
ary 
Pee 
13. 
Aurelia flavidula. 
Strobila of Aurelia. 
Pennaria tiarella. 
Early strobila stage of Aurelia. 
Parypha crocea. 
Dactylometra quinquecirra. 
Sertularia argentea. 
Young Aurelia. 
Velella mutica. 
Sertularia pumila. 
Obelia commissuralis (highly magnified). 
Hydroid of Pennaria “ ie 
Tubularia indivisa. 
