TABLE OF FOSSILIFEROUS STRATA. 509 



c. UpperDevonian. British Sandstones of Dura Den ; Sandstones of 

 Denholm Hill in Roxburghshire ; Kiltorcan beds of Ireland ; Pilton 

 and Petherwyn Group of South of England. Foreign Clymenien- 

 Kalk, and Cypridinen-Schiefer of Germany ; Portage, Chemung, and 

 Catskill Groups of North America. 



6. CARBONIFEROUS. 



a. Lower Carboniferous. British Carboniferous Slates of Ireland; Moun- 

 tain Limestone ; Yoredale Series. Foreign Sub-Carboniferous Group 

 of North America. 



l>. Upper Carboniferous British Millstone Grit ; Coal- Measures. Foreign 

 Equivalent beds in various parts of the world. 



7. PERMIAN. 



a. Lower Permian. British Lower Red Sandstones of North of Eng- 



land. Foreign Rothliegendes of Germany. 



b. Middle Permian. British Marl Slate and Magnesian Limestone. 



Foreign Mergel-schiefer, Kupfer-schiefer, and Zechstein of Germany. 



c. Upper Permian. British- Gypseous Marls and Red Sandstones of the 



North of England. Foreign Bunter-schiefer of Germany. 



II. MESOZOIC OR SECONDARY EPOCH. 

 (Terrains Secondaires.) 



8. TRIASSIC SERIES. 



a. Lower Trias. British New Red Sandstone of Lancashire and 



Cheshire. Foreign Bunter Sandstein of Germany. 



b. Middle Trias. British Wanting. Foreign Muschelkalk of Germany. 



c. Upper Trias. British Red marls, salt, &c. (Keuper), of Cheshire ; 



Penarth, Rhaetic, or Avicula contorta beds of Somersetshire, Glamor- 

 ganshire, &c. Foreign Keuper beds of Germany ; Kossen (St 

 Cassian) and Hallstadt beds of the Austrian Alps. 



9. JURASSIC SERIES. 



a. Lower Oolites. British Lias, Inferior Oolite, Fuller's Earth, Great 



Oolite, Stonesfield Slate, Cornbrash, and Forest Marble. Foreign 

 The Sinemurien, Liasien, Toarcien, Bajocien, and Bathonien of 

 D'Orbigny. 



b. Middle Oolites. British Kelloway Rock, Oxford Clay, Coral Rag. 



Foreign Nerinean Limestone of the Jura, Diceras Limestone of the 

 Alps. 



c. Upper Oolites British Kimmeridge Clay, Portland Stone, Purbeck 



beds. Foreign Lithographic Slate of Solenhofen. 



10. CRETACEOUS SERIES. 



a. Lower Cretaceous. British Hastings Sands, Weald Clay, Lower 



Greensand, Kentish Rag. Foreign Neocomian of Neufchatel, Weal- 

 den of Hanover. 



b. Upper Cretaceous British Gault, Blackdown beds, Upper Green- 



sand, Chalk Marl, White Chalk. Foreign Quader Sandstein and 

 Planer Kalk of Germany, Hippurite Limestone of the South of 

 Europe, Maestricht Chalk, Faxoe Limestone, Sands and Marls of New 

 Jersey in North America. 



