BltYOZOA OF THE PHILIPPINE REGION 



237 



Fig. 98. — Genus Epistomia Fleming, 1828 



A-D. Epistomia bursaria Linnaeus, 1758. A. General aspect of the zoarium 

 and arrangement of the zooecia. The basal edge of the distal wall is not angular. 

 There is no constriction distally to the distal wall. No ovicell. B. Front of the 

 zoarium. C. Dorsal surface. D. Natural size. E. Long-stalked, fixed avi- 

 cularia showing the differences in size. (A-E, after Hincks, 1880.) F. Avi- 

 culariuni, showing the arrangement of the muscles for opening and closing the 

 mandible (after Husk, 1852). G. Stalk and the lower part of colony, X25. 

 H. Origin of stalk from the creeping stolon, X85. (G, H. After Waters, 1896.) 



Fig. 99. — Genus Synnotum Hincks, 1886 



A, B. Si/itiHiium (iririihirr. I'ieper, 1X81. A. Showing the lateral sessile avicularia, 

 X26. (After Waters, 1896.) B. The large pedunculate avicularium, X85. 

 C, D. Synnotum pembaensis Waters, 1913. Avicularium, X85, and its 

 mandible, X290. E, F. Synnotum coniorta Waters, 1913. Avicularium, X150, 

 and its mandible, X250. (C-F. After Waters, 1913.) 



