SECTION OF THE SOUTH JOGGINS. 1G7 



aporous bast tissue ; it also contains Cyperitcs and many 

 vascular bundles of ferns, with flattened trunks of Sigillaria. 



ft. in. 



(Gray sandstones and argillaceous shale. Erect trees 



at two levels) . . . . . . . 37 



( Gray shale. 



Coal-group 12 -< Coal and coaly shale, 1 foot 10 



(^Argillaceous underclay, ironstone, and Stlgmaria. 



The roof contains erect Sigillaria and Calamites, also Cor- 

 daites with Spirorbis attached, and Lepidodendron. The coal 

 has in one layer much Cordaites, in others it includes an 

 innnense number of specimens of Sporangites paplllata ; it has 

 also bast tissue, epidermal tissue, and discigerous tissue. 



(Shale and sandstone, penetrated by Stigmarian root- 

 lets, and containing in one of the shales Lepido- 

 dendron, Sigillaria, and Carpolithes) . . . 13 

 ( Gray shale. 



Coal-group 13 -< CoaZ and coaly shale 6 



(^ Argillaceous underclay, Stigmaria. 



The roof has much Cordaites. The shaly portions of the 

 coal contain Sigillaria elegans, Alctliopteris lonchitica, Cor- 

 daites borassifolia,Lepidodendron, Diplotegium^ Trigonocarpum, 

 Stigmaria^ and Sporangites glabra^ also vascular bundles of 

 ferns and bast tissue. 



XVIII. 



(Gray and red shales and gray sandstone ; one of the 

 latter with erect Catamites and Sigillarice. One 

 underclay) 69 4 



XVII. 

 C Gray shale. 



Coal-group 13a.... •< Coo?, 8 inches 8 



(^ Argillaceous underclay, Stigmaria. 



The roof has Cordaites and many decayed stipes. The 



coal has Cordaites and vegetable fragments. 



XVI. 



(A very thick sandstone with shales. Erect Ccdu- 



mites, footprints of reptiles, and rain-marks) . 57 



XV. 



Gray shales with ironstone. 

 Coal, 3 inches. 

 Coaly shale, 2 inches. 

 Goal, 3 inches. 

 Undercla}', Stigmaria, 6 feet. 



Coal-group 14 ^ Coaly shale, 4 inches. 



Underclay, Stigmaria, 1 foot. 

 Coaly shale, 8 inches. 



Coal, 2 inches . . . . , . .8 10 



Argillo-arcnaceous underclay, Stigmaria, and iron- 

 stone. 



