I'i.ati: 1 



I [gs. 1 1. Cupuladria titberosa, new species (p. 76). 

 1. Outer (cellular) face, X20. 

 •_'. Zoarium, natural size, and portion of the inner face, X20, showing 



the large tuberosities decorating the radial costules. 

 :;. Portion of the inner face of a young zoarium, '_'<). 



1. Meridian section, <20, showing the arrangement of the zoarial prisms 

 forming t lie inner face. 



I). 5134. Balukbaluk Island, Sulu Archipelago. 

 A ;>. Cupvladria granulosa, new species (p. 78). 



5. Center of 1 he outer side of a zoarium, <20, showing tin' primitive 

 zooecium. 



(I. Portion of the inner face. ■ 20, exhibiting the nonadjacent granules. 



7. Outer face, • 20. 



8. Tangential thin section, ■ 20, through the inner side, showing the 



characteristic curvilinear compartments of the species, perforated 

 bj small pores. 

 '.). Thin section through the marginal zooecia, 20, indicating the special 

 mode of gemmation. 



I). 5358. Sandakan Light, Jolo Sea. 

 Ki L3. Cwpuladria grandis, new species (p. 77). 



10. Zoarium, nat ural size. 



11. Portion of t he outer side of zoarium. X20. 



12. Inner side, 'JO, with the little convex tuberosities. 



13. Tangential thin section, <85, through the inner face of a specimen 



almost without tuberosities, showing traces of the jaxtaposed 

 prisms (compartments) and the -mall pore-. 

 I). 5161. Tinagta Island, Sulu Archipelago. 



:.7 1 



