FOSSIL CORALS. 77 



may be gathered from Professor Owen's statement 

 just referred to, that " Wenlock Edge is itself a coral- 

 reef thirty miles in length." Nearly all the fossil 

 Upper Silurian corals figured and described by 

 Edwards and Haine in the publication of the Palaeonto- 

 graphical Society are found in the neighbourhood of 

 Wenlock. There are plenty of quarries about, and 

 the student finds abundance of materials of all kinds. 

 From Wenlock, the geological wanderer makes 



Fig. 61. Stenopora (or Favo$ites)fibrosus, an abundant Silurian Coral. 



his way to other classic grounds, whose names are 

 famous to the reader of " Siluria." The various sub- 

 divisions of the upper beds crop out over a large 

 extent of Salopian country. Among localities to be 

 specialized is Aymestry (a place which has given its 

 name to one of the uppermost Silurian beds). Craven 

 Arms station, near Church Stretton, is a capital place 

 for the student to make for, if he wishes to be placed 

 at once on Silurian ground. The Aymestry limestone 



