1853.] DAWSON — COAL-MEASURES^ NOVA SCOTIA. t) 



ft. in. 



*Shale, grey and ironstone. Roots and rootlets of erect stumps .. . 6 6 



Coal, impure. Much Poacites 0| 



Shale, grey IH 



Coal and bituminous, shale. Prostrate trunks and mineral charcoal Oi 

 *Sandstone with clay parting. Stigmaria-rootlets and prostrate 



Sigillaria above the clay parting 3 6 



Sandstone and shales with ironstone 12 



Ironstone-band. Sigillaria, Favularia, Poacites, Ferns, &c.; 



Spirorbis attached to many of these plants 3 



*Underclays. Rootlets of Stigmaria and carbonized plants 2 



Coal, impure , 1 



* Sandstone, argillaceous. Stools and rootlets of Stigmaria 2 6 



*Sandstone alternating with shales. In one bed Stigmaria-stools 



and an erect tree. In another Ulodendrou and other trees, 

 prostrate, with Spirorbis attached 10 



* Shale, grey, passing downwards into underclay. Poacites, Le- 



pidophylla, &c. ; an erect tree, Stigmaria-rootlets in lower 



part 3 10 



Coal 3 



*Underclay. Rootlets 5 



Coal and bituminous shale, in several alternations. Lepidodendron, 

 Ulodendron, Poacites, Lepidophylla. (This is called the 



"Queen's Vein.") 1 9 



*Shale, grey. Poacites in upper part. In lower part an underclay 



with remains of erect stumps 4 4 



Coal 1 



*Underclay, black, bituminous, slickensided, resting on hard 



arenaceous understone. Stools and rootlets of Stigmaria .. . 3 



XXII. 



Shales, red and chocolate, with sandstone in uneven beds. Two 

 erect stumps in one of the sandstones, ironstone in the 

 shales 93 



Sandstone and shales, chiefly grey. Erect Calamites, and an erect 



stump in one of the beds 11 6 



XXT. 



Shale, grey, passing into black. Poacites, Sigillaria, Calamites, 



coaly tnmks, and an erect stump 14 6 



Coal ,., 8 



*Underclay. Rootlets and coaly matter (fig. 3, MS.), 4| inches to 2 



Coal 2 



*Underclay and shale, pyritous. Stigmaria, small erect stems or 



roots, coaly layers 14 



Sandstone and shale. Very irregularly bedded 3 



Shale and ironstone nodules. Two erect stems 3 



Sandstone and shales. Carbonized wood and Poacites 8 



Shales, chocolate and grey. Ironstone nodules. IBrook here.'\ 12 



XX. 



***Shales, chocolate and grey, and grey sandstones irregularly 



bedded. Stigmaria-rootlets in three of the sandstones 90 



