﻿510 MR. J. T. STOBBS ON THE MARINE BEDS [Aug. I905, 



Thickness in feet inches. 



14. Grit 1 



15. Laminated purple and grey marl, with nodules 4 



16. Grit (irregular) 1 



17. Laminated purple and grey marl, with nodules ... 3 3 



18. Thin hematite-band 2 



19. Laminated purple marl, with gritty nodules 3 4 



20. Grit.... 1 



21. Haematite-band (see fig. 2, p. 508) 2 



22. Purple and blue laminated marls, with nodules ... 2' 6" to 1' 10" 



23. Grit 1 



24. Blue laminated marl. 



Unfortunately, the position of the foregoing strata in the Coal- 

 Measures has not yet been ascertained. 



Notes on the Weston-Sprink Section. 



No. 4. Unlaminated red marl. Contains numerous remains of Anthracomya 

 minima (Ludw.), which are much compressed ; also reed-like plants. 



No. 7. Thin basmatite-band. Contains Scaldia minuta, Hind, in abundance. 



No. 17. Purple and grey marls. Contain Baiadites modiolaris (Sow.) in 

 great numbers ; also Acanthodes Wardi, Egert., Coelacanthus elegans, 

 Newb., Carbonia sp., Catamites Suc/eowii, Brongn., Lepidodendron sp., 

 and Lepidostrobus sp. 



No. 18. Haematite-band. Contains Platysomus Forsteri (H. & Atthey), Rhizo- 

 dopsis sauroides, Will., Beyrichia arcuata, Bean, and Lepidodendron sp. 



No. 19. Laminated purple marls. Contain Naiadites modiolaris (Sow.), and 

 Lepidodendron sp. 



No. 21. Haematite-band. Contains Scaldia minuta, Hind, and Beyrichia arcuata, 

 Bean. (See fig. 2, p. 508.) 



No. 22. Purple and blue marls. About tbe middle of this deposit, above a 

 4-inch nodular calcareous band, occurs a single layer crowded with 

 fragmentary fisb-remains. Mr. John Ward has identified the 

 following from this stratum, as well as those previously mentioned 

 from this quarry, namely; — Acanthodes Wardi, Egert., Coelacanthus 

 elegans, Newb., Ctenoptychius apicalis, Ag., Biplodus gibbosus, Ag., 

 Helodus simplex, Ag., Megalichthys Hibberti, Ag., M. pygmcsus, Traq., 

 M. rugosus, Young, Pleuroplax Ranhinei, Ag., and Rhizodopsis 

 sauroides (Will.). 



No. 9. The marine band (see fig. 2, p. 508) has yielded the following fauna : — 



Lingula mytiloides, Sow. Coelacanthus elegans, Newb. 



Orbiculoidea nitida (Phill.). Biplodus gibbosus, Ag. 



Myalina compressa, Hind. Elonichthys monensis, Egert. 



Pterinopecten papyraceus (Sow.), Megalichthys Hibberti, Ag. 



common. Megalichthys rugosus, Young. 



Pleuronautilus sp. Platysomus Forsteri, H. & Atth. 



Acanthodes Wardi, Egert. Rhizodopsis sauroides (Will.). 



(9) Marine Horizon in the Cheadle Coalfield. 



|f On March 16th, 1903, in examining some cores from a borehole 

 put down near the Old Brass-Works at Cheadle, I discovered this 

 horizon. I again found the same bed on February 25th, 1904, 

 during the sinking of a shaft at Draycott Colliery, and by its aid 

 was enabled to predicate exactly the position of the Dilhorne or 

 Six-Feet Coal at that locality. On November 21st, 1904, the bed 

 was again sunk through, in a second shaft, at Draycott. The fossils 



