Fig. 
Fig. 
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a 
PLATE I. 
. Stylophora flabellata, a part of the corallum ; natural size. 
Fig. la. A calicle; magnified. Surface view. 
Fig. 1b. The inside of a calicle ; magnified. 
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. Stylophora cellulosa, a part of a branch ; natural size. 
Fig. 2a. A typical calicle; magnified. Surface view. 
Fig. 20. Magnified view of the inside of a calicle, taken from the extreme apex of a branchlet. 
Fig. 2c. Magnified view of the inside of a typical calicle. 
da 
Pocillopora paucistellata, a part of the corallum ; natural size. 
Fig. 3a. A part of the surface with calicles ; magnified. 
. Pocillopora solida, the main portion of the corallum ; natural size. 
Fig. 4a. A part of the surface, with verruce ; magnified. 
Fig. 4. One of the verruce ; more highly magnified. 
Fig. 4c. A magnified view of apical calicles, to show the stages in the development of tabule. 
Fig. 4d. A vertical section of a part of the apex of a branchlet ; magnified. 
Oculina recta, a part of the corallum ; natural size. 
Fig. 5a. A calicle ; magnified. 
Fig, 5b. A vertical section of a calicle ; magnified. 
Oculina coronalis, a part of the corallum ; natural size. 
Fig. 6a, A small branchlet ; natural size. 
Fig, 60. A calicle ; magnified. 
Fig. 6c. A vertical section of a calicle ; magnified. 
