TAB. EVIL 
CORALS OF THE SILURIAN FORMATION, 
Heioxites Grayi (p. 252). 
Fig. 1. A portion of a large specimen found at Walsall, belonging to the Collection 
of Mr. John Gray ; natural size. (Restored by means of several fragments.) 
la. Part of the surface, magnified. 
HELIOLITES MHUGASTOMA (p. 251). 
Fig 2. <A portion of a specimen found at Wenlock Edge, in the Collection of 
the Museum of Paris; natural size. 
2a. Part of its surface, magnified. 
24. Vertical section of the same, magnified. 
2c. Surface of a cast found at Coniston, im the Collection of the Geological 
Society of London; natural size. 
2d. Part of the same, magnified. 
