340 ME. T. F. SIBLY ON THE CARB0NIFEK0US [May 1906, 



B. The North-Hill pericline. 

 West side. 



Locality. Description. 



Horizon. 



Sheet. 



North-east of PriddyJ Cutting in Nine Barrows Lane ... 



M 



27 N.E. 



C. The Pen-Hill pericline. 

 West side. 



1 1 



Rookham Hill ' Roadside exposure K x 



28S.W. 1 





1 



D. The Beacon-Hill pericline. 

 North-west side. 



Maesbury section . . . 



Catting on the Somerset 

 Dorset Joint Railway, north of 

 ' Masbury ' Station 



K 15 K, 



41 N.E. 



Zaphujentis- Zone. 

 Where best exposed in the Men dip Area : — 



(a) The Burrington section. 1 



Z l and Z 2 (lower part) finely displayed ; Horizon y magni- 

 ficently displayed. 



(b) The Downside Quarries (Windsor-Hill Quarry, Ham-Wood 

 Quarry, and Downside Quarry) north of Shepton Mallet ; and the 

 railway- cutting on the north side of the Windsor-Hill tunnels. 



Z T (upper part) exposed in Windsor-Hill Quarry and in the 

 cutting north of that quarry ; Z 2 finely displayed in Ham- 

 Wood Quarry, Downside Quarry, and in the cutting at the 

 entrance to the tunnels. 



(c) The Waterlip Quarries. 



Horizon fi and Z x exposed in the quarry east of the 

 Methodist Chapel ; Z 2 finely displayed in Waterlip Quarry, 

 east of the road, and in a smaller quarry west of the road. 



1 See Proc. Bristol Nat. Soc. ser. 4, vol. i, pt. 1 (1905) pp. 22-29. 



