CORRELATION OF THE I 



Girvan. 



DAILLY SERIES. 



(d) Straiton Group. 

 3. Straiton Grits. 

 2. Knockgardner Shales. 

 1. Blair Flags and Shales. 



I (c) Drumyork Group. 



1 (b) Bargany Group. 



(a) Penkill Group. 



(4) Cyrtograptus - Grayi 



Mudstones. 

 (3) Protovirgul aria-Grits 



(2) Penkill Flags and Sha 

 With 31. exiguns etc 



(1) Crossopodia-Sh&les. 



NEWLANDS SERIES. 



(c) Camregan Group. 



(With S. maximus.) 

 (b) Saugh-Hill Group. 



M. Sedgivickii-Hed*. 



Woodland 



and 



Glenshalloch Shales. 



(a) Mulloch-Hill Group. 



Glenwells Pale Shales. 

 Mulloch-Hill Sandstoni 

 Mulloch-Hill Grit. 



