PALAEOZOIC. 



DEVONIAN OR OLD BED SANDSTONE SPECIES. 



Tipper Devonian 



or 



Upper Old Hed 



Sandstone- 



Middle Devonian 



or 



Middle Old Bed 



Sandstone. 



Lower Devonian 



or 



Lower Old Eed 



Sandstone. 



NOBTH DEVON. 



Pilton, Braunton, Croyde, 

 Marwood, Sloley, and 

 Baggy beds. 



Morthoe, Woolacombe, 

 Roekham and Lee slates; 

 Ilfracombe, and Combe 

 Martin slates, &c. 



Heddon's Mouth, Wooda- 

 bay, Lee.Valleyof Bocks, 

 Watersmeet, Lynton,and 

 Lynmoutb slates, &c. The 

 Bed Grits and Sandstones 

 of the Foreland, Countes- 

 bury, Glenthorne, &c., at 

 the base. 



SOUTH DEVON. 



No representative. 



Dartmouth slates, Dart- 

 ington, Ogwell, Tor- 

 quay, Newton, Ply- 

 mouth limestones, Lum- 

 maton, Ramsleigh. 



Meadfoot slates with 

 Phyllolepis concentri- 

 cus, Tealmpton Creek, 

 and Black Hill slates 

 of Looe Island. 



COBNWALL. 



Petherwin Lime- 

 stones and slates, 

 Tintagel and De- 

 la-Bole slates. 



Padstow, Looe 

 grits, Polperro. 



St. Veep, Pol- 

 ruan, Polperro, 

 and Fowey grits 

 and slates. 



SOUTH WALES. 



Pembroke, Sea- 

 ton (parti, Yel- 

 low sandstone, 

 and Upper Old 

 Bed Sandstone. 



Old Bed Sand- 

 stone (in part). 



Lower part of 

 Cornstones, &c, 

 Old Bed Sand- 

 stone. 



Yellow and Bed Sandstone, 

 Dura- Den beds, Holoptychius, 

 &c, Lammermuir Hills, Fife- 

 shire sandstones. 



Caithness flagstones, &c., Elgin 

 and Findhorn Bivers with As- 

 terolepis, Cheirolepis, Dipterus, 

 Ostcolepis, Coccosteus, Pteri- 

 chthys, &c. 



Forfarshire flagstones, &c, 

 Boss, and N.E. Highlands, 

 Onchus, Cephalaspis, Pter- 

 aspis, &c. 



PALAEOZOIC. 



PLANTS. 



DEVONIAN. 



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