BRYOZOA OF THE PHILIPPINE REGION 



135 



The polypidian lamella is the anterior wall of a kind of incomplete 

 polypide tube for the other walls do not exist; it is distinctly separated 

 from the cryptocyst. 



The known species are as follows: 



■Caleschara {Membranipora) squamosa Pergens, 1886 Eocene. 



Caleschara denticulata MacGillivray, 1869 Miocene. 



Caleschara plana, new species Miocene. 



BR 



F 



E 



Fig. 32. — Genus Caleschara MacGillivray, 1869 



A-E. Caleschara denticulata MacGillivray, 1869. A. Zoarium natural size. 

 B. Portion magnified. C. Several zooecia more highly magnified, one cell still 

 covered with the ectocyst, the others showing the calcareous lamina and dentic- 

 ulated openings. (Recent, after MacGillivray, 1880.) D. A fossil specimen 

 showing the lateral fissures and crossbar, X28. E. Group of zooecia of fossil 

 specimen with the central portion and crossbar worn away. D, E. After Mac- 

 Gillivray, 1895.) 



F. Caleschara parva Maplestone, 1900. Fossil specimen, X25, showing the 

 large ovicell. (After Maplestone, 1900.) 



Caleschara parva Maplestone, 1900 Miocene. 



Caleschara denticulata MacGillivray, 1869 Recent, Australia. 



Caleschara (Steganoporella) minuta Maplestone, 1908 Recent, Gilbert Island. 



Caleschara laxa, new species Recent, Philippines. 



Caleschara junclifcra, new species Recent, Philippines. 



Caleschara levinseni Harmer, 1926 Recent, Malay region. 



This is an equatorial genus. 



