Plate 53 



Figs. 1-5. Adeonellopsis pentapora, new species (p. 382). 



1. The bilamellar fronds, natural size. 



2. Basal part of a much-calcified frond, X20. 



D. 5162. Tinagta Island. 



3. Zooecia, X20, showing the two oral avicularia separated. 



4. Narrow base of frond, X6. 



D. 4807. Cape Tsiuka, Sea of Japan. 



5. Portion of a zoarium, X20, showing the two oral avicularia adjacent. 



D. 5137. Jolo Light, Jolo. 

 6, 7. Adeonellopsis unilamellosa, new species (p. 383). 



The unilamellar type specimen, X20 and X25, showing the narrow 

 cleft forming the cribriform area. 

 D. 5178. Tacbuc Point, 



8. Adeonellopsis falcij 'era, new species (p. 383). 



Surface of the bilamellar zoarium, X20, illustrating the large falci- 

 form frontal avicularium. 

 D. 5217. Anima Sola Island. 



9. Cheilopora? grandis, new species (p. 386). 

 The incrusting zoarium, X20. 



Unknown Philippine locality. 

 10, 11. Cheiloporina jlava, new species (p. 387). 



10. Surface of the incrusting zoarium, X20, exhibiting the transverse 



aperture and the two notches in the peristome. 



11. Structure of the frontal, X85. 



D. 5151. Sirun Island. 



(620) 



