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PROCEEDINGS OF THE GEOLOGICAL SOCIETY. 



Systems. 



I. Vendee . . . . .^. .. .. .,. 



ir.' Tinisterre . .' "... 



III. Longmynd 



IV. Morbihan 



Lower Silurian. 

 Upper Silurian. 

 Tilestone. 



V. Westmoreland and 

 ■\Hundsriick. 



^'*'' Old Red Sandstone 

 ■"■ (Devonian). 



Carboniferons Lime- 

 stone. 



VI. Ballons 



Millstone Grit. 



VII. Forez 



Coal-measui'es. 



VIII. N. of England .... 

 Rothliegendes. 

 Magnesian Liraest. 



IX. Netherlands and South 

 Wales. 



Gres des Vosges and 

 Magnesian Conglo- 

 merate of Bristol. 



X. Rhine .^ 



^ r Gres bigarre. 

 .2 ^ Muschelkalk. 

 ^ |_ Marnes in-isees. 



XI. Thiiringerwald 



Lias. 



Jurassic Formations. 



XII. Mont Pilas and the 

 Cote d'Or. 



Lower Cretaceous 

 group (Lower Green- 

 sand, Gault, and Up- 

 per Greensand). 



XIII. Mont Viso and 

 Pindus 



White Chalk (Upper 

 and Lower). Num- 

 mulitic Formation. 



XIV. Pyrenees 



Eocene of the Paris ba- 

 sin beneath the Gres 

 de Fontainebleau. 



XV. Corsica and Sardinia. 

 Gres deFontainebleau. 



Orientations reduced 

 to BinKerloch. 



N. 14 32 W. 

 E. 12 21 N. 



N. 31 15 E. 



W. 43 58 Ts'. 



E. 31 30 N, 



W. 16 35 N. 



N. 11 50 W. 

 N, 2 30 E. 



E. 2 ON. 



N. 21 4 E. 



W. 36 47 N. 

 E. 37 55 N. 



N. 21 51 W. 



W. 23 3 N. 

 N. 1 11 W. 



Regions in which the Systems exist. 



La Vendee, Brittany. ,. ,,f,,j JVX 

 Brittany, Normandy, Sweaen ? 



Finland .' 

 TheLongmynd, Britanny,Norman- 



dy, Saxony, Sweden, Finland. 

 Brittany. Possibly in niany.pther 



places. ,; 



Wales and adjoining English coun- 

 ties, Westmoreland, the Gram- 

 pians, Ireland, Eifel, Nassau, the 

 Vosges, France, Bohemia, Scan- 

 dinavia, &c. 



Many places in Great Britain and 

 France. Extends to the Old 

 Red Sandstone of Norway and 

 the Devonian and Carboniferous 

 rocks of Russia. 



Several parts of France, Dudley ?, 

 Cross Fell ?, Derbyshire .' 



Central ridge from Derbyshire 

 northwards ; Malvern Hills, &c. ; 

 Department of the Loire, &c. in 

 France ; Island of Gothland ; 

 N. of Russia. 



Extends discontinuously from the 

 Elbe to Bride's Bay and south- 

 ward into Brittany ; S. of Ire- 

 land ; Derbyshire, Netherlands, 

 Thuringia, S. of Russia, &c. 



Vosges RIountains, Centre of 

 France, Dudley and Coalbrook 

 Dale, Ireland, Scotland, Scan- 

 dinavia, 



Thiiringerwald, France. 



Eastern and northern parts of 

 France, Saxony, Vosges, En- 

 gland (Oolitic Escarpment). 



Mont Viso (French Alps), Centre 

 of France, Greece. 



Pyrenees, Italy, Sicily, Greece,;^ 

 Carpathians, S.E. of England 

 (Weald, &c.). 



Corsica, Sardinia, upper parts ofi 

 Loire and Allier, Rhone, Hun-;^ 

 gary, Syria, Red Sea. 



