TAB. LVI. 
CORALS FROM THE DEVONIAN FORMATION. 
CysTOPHYLLUM VESICULOSUM (p. 243). 
Fig. 1. 
la. 
14. 
Side view of a coral from Torquay, belonging to Mr. Pengelly ; natural size. 
A transverse section of another specimen from the same locality ; natural size. 
Part of a vertical section of a specimen from Mudstone Bay, belonging to 
Dr. Battersby ; natural size. 
SPONGOPHYLLUM SEDGWICKI (p. 242). 
Fig. 2. 
Transverse section of a specimen with thick walls, from Torquay ; natural size. 
. Part of the same, magnified. 
. Specimen with thin walls ; natural size. 
. Part of the same, magnified. 
. Another specimen from Torquay, with walls still thinner, and the vertical 
dissepiments stronger than in the preceding ones, magnified. 
. A vertical section magnified. 
