TAB. LXII. 



CORALS OF THE SILURIAN FORMATION. 



Alveolites repens (p. 263). 



Fig. 1. A specimen from Dudley, belonging to the Collection of Mr. Fletcher; 

 natural size. 

 la. Branches, magnified. 



Alveolites? seriatoporoides (p. 263). 



Fig. 2. A specimen from Dudley, belonging to the Collection of Mr. Fletcher; 

 natural size. 

 2«. A branch, magnified. 



Monticulipora Fletcheri (p. 267). 



Fig. 3. A small specimen found at Dudley, belonging to the Collection of the 

 Geological Society of London ; natural size. 

 3a. Top of a branch, magnified. 



Monticulipora papillata (p. 266). 



Fig. 4. A young specimen found at Dudley by Mr. Fletcher ; natural size. 

 4a. A portion of its surface, magnified. 



Monticulipora pulchella (p. 267). 



Fig. 5. A specimen from Dudley, belonging to the Collection of Mr. Fletcher; 

 natural size. 

 5a and 5<S. Two branches, magnified. 



Labecheia coneerta (p. 269). 



Fig. 6. Upper surface of a specimen found by us atBenthall Edge, and placed in the 

 Museum of Paris. 

 6a. The same surface, magnified. 

 65. Vertical section, magnified. 

 6c, Under surface of the same specimen ; natural size. 



