Tlic Geological Features. 



159 



is not fossiliferous. The Carboniferous rocks of the 

 neighbourhood are everywhere rich in fossil remains, 



ScALK OF Fish {Rhizodus Hibbertii), Burdiehouse. 

 {Nat. size — Carbotiiferous.) 



which are easily got at. The Burdiehouse Limestone, 

 a calciferous limestone, has long been a favourite 

 hunting-ground for Edinburgh geologists. The lime- 

 stone, being of an estuarine nature, contains many 



