4 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [Nov. 2, 



XXV. 



ft. in. 



Shale, grey. Modiola in lower part, fewer towards the top 2 



Limestone, black bituminous. Fish-scales, Coprolites, Modiola, 



Spirorbis, attached to carbonized trunks 2 



Coal, impure. Sigiliaria, &c., with Spirorbis attached; Modiola... 1 



*Underclay. Stigmaria-rootlets 1 



Shale, ironstone nodules, and coaly seams 1 



Coal, impure, 2 inches I r n 



*Undercky. Many rootlets of Stigmaria j 



Shale. Ironstone nodules J 



Coal 5 



* Sandstone, grey. Many rootlets of Stigmaria 2 



Shale, grey 5 



^Sandstone, grey. Rootlets of Stigmaria 1 3 



XXIV. 



Sandstone, grey, alternating with chocolate and grey shales. 



Prostrate carbonized trunks. Fish-scales 45 



Shales, chocolate and grey, alternating with even bands of grey 

 sandstone. On some of the sandstones scratches of drift- 

 wood 75 



XXIII. 



Shale, grey, passing into black. Modiola in lower part 6 



Shale, calcareo-bituminous. Modiola, Cypris, Fish-scales 10 



Coal and bituminous shale. Poacites, Sigiliaria, Spirorbis, Fish- 

 scales, Cypris 8 



Underclay. Rootlets of Stigmaria 3 9 



Sandstone, grey. Rootlets 4 6 



Shale and sandstone 8 



*Underclay, hard and sandy below. Roots and rootlets of Stigmaria 1 (! 



Coal, impure. Full of Poacites 1 



Shale and argillaceous sandstone. Plants with Spirorbis, rain- 

 marks ? 7 



Sandstone and arenaceous shale. Erect Calamites in 5 feet of upper 

 part; an erect coaly tree passes through these beds and the 



sandstone below (fig. 5. p. 26) 8 



Sandstone, grey. Erect coaly tree as above 7 



* Shale, grey. Roots of coaly tree spi-ead in this bed 4 



Sandstone, grey 4 



Shale, grey. Prostrate and erect Sigiliaria and Lepidodendron, 

 Poacites, Astero]3hyllites, Ferns, Mochola, Spirorbis on surface 



of fossil plants, Stigmaria and rootlets 6 



Coal, main seam, worked by the General Mining Association ... 3 6 



Shale or underclay. Thins out in working to N.E 1 6 



Coal, worked witli main seam 1 (> 



*Underclay and shale with bands of sandstone 20 



*Sandstone and clay. Stigmaria-stools ; on the surface of this bed 



a thin tilm of coaly matter. ICoalMine Pier here] 2 (j 



Sandstone and shale. Irregular beds 5 



Shale, grey, with bands of sandstone and ironstone 4 



Sandstone, grey. Two erect stumps, one of them a Sigiliaria 



with Stigmaria-roots (lis:, fj, ms.), erect Calamites 2 



