PLATE III. 



Fig. 1. Clytia edivardm. Part of a brauehed colony showing gonophores. 

 2. Single gonangium attached to the stolon. 

 3 and 4. Obelia dubia. Gonangia. 



5. Calycella pyffmwa. Single hydrotheca. 



6. Calycella syrlnga. Single hydrotheca. 



5 and 6 show the relative size of the two species. 

 7 and 8. Lovenella producta. Specimens from Dodd's Narrows. 

 9 and 10. Specimens from San Juan Archipelago. 



Difference in size in the two localities is shown. 

 11. Campanulina forskalea. The only branched specimen. 

 12 and 13. Single hydrotheeae growing directly from the stolon. 



