24 BRITISH FOSSIL CORALS 



Locality. Lower Ragstone, Dorset. 

 In the Collection of Dr. Holl, F.G.S. 



Genus — Podoseris . 

 1. Podoseris constricta, Duncan. PI. Ill, figs. 5, 6. 



The corallum is fungiform and constricted beneath the rounded calicular surface. 



The base is small and presents the concave surface of a former adhesion to a foreign 

 body. 



The epitheca is delicate. 



The calice is convex. 



The septa are delicate, narrow, long, slightly unequal, and there are five cycles of 

 them and part of the sixth. 



The costse are distinct and equal inferiorly where they are linear. 



The synapticulse are rare. 



Height of corallum ^ths inch. 



Breadth of calice -j^ths inch. 



Locality. Lower Ragstone, Dorset. 



In the Collection of Dr. Holl, F.G.S. 



