Plate 85 



Fig. 1. Idmonea parvula, new species (p. 546). 



Fragments of the filiform zoarium, natural size and X 12. 

 D. 5478. Tacbuc Point, Leyte. 

 2, 3. Idmonea crassimargo, new species (p. 545). 



Lateral and front views of a colony, X12, illustrating the thickness of 

 the dorsal side. 



D. 5579. Sibutu Island, Darvel Bay, Borneo. 

 4, 5. Platonea philippsae Harmer, 1915 (p. 548). 



4. Incrusting colony with two branches, X 12. 



5. Incrusting branch with salient fascicles, X25. 



D. 5137. Jolo Light, Jolo. 

 6-9. Pleuronea decorata, new species (p. 547). 

 6, 7. The two sides of a small zoarium, X12, with little expanded base. 



The tergopores are visible at the base. 

 8, 9. Base of a small zoarium, X12. Opposite sides showing tergopores 

 visible only at the base of the latter figure. 

 D. 5137. Jolo Light, Jolo. 

 10-13. Pleuronea striata, new species (p. 547). 



10, 11. Anterior side of a specimen with salient fascicles, X12 and portion, X25. 

 12,13. Posterior side of specimen, X12 and X25, showing the separating 

 threads of the tergopores. 

 D. 5151. Sirun Island. 

 14. Platonea hirsuta Canu and Bassler, 1922 (p. 548). 



An ovicelled zoarium, X 12, with the Idmonea form of growth. 

 D. 5151. Sirun Island. 



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