Fig. 
Fig. 
Fig. 
Fig. 
moh 
Fig. 5. 
Figs. 6 and 6b show the two hydrothecae that have three rows of teeth and an 0] 
- 
Fig. 
. Asingle colony, natural size. 
. A colony with gonotheca. x 20. 
. A hydrotheca with the hydranth partly expanded. x 116. 
. A hydrotheca with the operculum infolded, and only a frayed remnan 
ris 
Fig. 8. 
PLATE 8. 
Campanulina denticulata, page 12. 
hydranth left. x 116. : 
This shows the teeth and operculum in normal position. x 116. 
x 116. 
The one hydrotheca that has no teeth. x 116. ; 
The gonotheca. x 116. 
