PlATE 38. 



Fig. 1. Oeodia japonica (Sollas), var. spherulifera. From above, showing clo- 

 aca. X%. 



2. Sidonops micro spinosa. Bisected sponge. X y->. 



3. Gcodinella spherastrosa. Left piece showing upper surface with oscular 



elevations ; right piece showing latero-inferior surface passing above 

 into upper surface. XI. 



4. Asteropus simplex (Carter). From the side. The incrusting Gelluis 



which covered the whole upper part of body has been partly cut 

 away. XI. 



5. Rhizaxinella nuda. Bisected sponge, showing axial skeletal bundle. 



X3. 



6. Jaspis serpentina. Obliquely from the side, showing upper cup-like 



cavity. X$. 



7. Trichostemma straticulatum. Oscular surfaces of two specimens. XI. 

 S. Spongosoritcs suluensis. Oscular surface. XI. 



508 



