40 



MR. L. RICHARDSON ON THE RHJETIC OF [Feb. I9II, 



[Butxeigh Hill.] Thickness in feet inches. 



{Limestone, whitish-brown, dividing") r -r, 7 T . 



into two beds of which the lower f 10 j P? ^°my« crowcomheta 



is very shelly ) I auctt. 



26. Marl; 5 to 6 inches q \*l™romya crowcomheta, 



27. Limestone, white, earthy 2 * *mherleya (?). 



28. Marl, greyish-green, laminated 1 



29 ~\ 



to > Limestones and marl 1 2 



32.) 



33. Limestone, irregular, blue-hearted . 4 



34. Marl, indurated : 3 to 5 inches ... 4 



35. Limestone, irregular : 4 to 6 inches . 5 



36. Marl and stone : 1 to 2 inches 1 



Q w C Limestone, whitish, soon breaks up : "> n Q 



61 '\ 8tol0inches ) y 



00 ( Limestone, impure (6 inches), and ) Q y 



' i marl ) 



39. Limestone, massive, white 1 1 



Charlton-Mackrell railway-cutting. — The next section 

 to be noticed is the extraordinarily fine one that was opened out 

 during the construction of the Castle Cary & Langport Eailway at 

 Charlton Mackrell. It has been briefly referred to by Mr. H. B. 

 Woodward l ; but Mr. E. T. Paris and I spent a considerable time in 

 studying it in detail, and the following record is the result: — 



< 



si 



Thickness in feet incJu 



C Greyish-blue flaggy limestone : — ~) ~ ft x 



^ seen y 



Marl, yellowish : 8 to 10 inches ... 9 



Limestone, fissile, grey-brown 3 



Marl and thin limestones 6 



C Limestone, grey, fetid, veiw regular ") n „ 



I bed 5° 3 



Pale yellow clayey marl 4£ 



Non 



equence. 



10. 

 11. 

 12. 



13. 

 14. 

 15. 



16. 

 17. 



18. 

 19. 

 20. 



21. 



22. 

 23. 



24. 



25. 



Limestone, soon 



?° 



(. breaks up 



Shale, marly, often indurated 



C Limestone, very regular. ' B 1 c k - ") n 



I Bed' 5° 



Rubbly limestones and marls 1 



C Limestone, often divides into two 7 A 



I beds 5° 



Shale 



Limestone, massive 



Shale, marly 



C Limestone, often separates into 



(. two beds 



Shale-parting 



Limestone 



Shale 



Limestone 



Shale 



Limestone 



Shale 



Limestone, irregular 



Shale 



Limestone, impure 



Shale 



C Limestone, hard, conchoidal frac- 7 n 



\ ture, ferruginous ) 



Marl and limestone 



Limestone 



Limestone and shale 



Limestone, very ferruginous along | n 

 the joints 



2 10 



5 



11 



11 



1 

 9 



04 

 5 



Of 



2 



Oi 



31 

 H 

 5 

 0* 



2\ 



1 



C Ostrea liassica Strickland. 

 \ Volsella minima (Moore). 



C Ostrea liassica, Volsella 



Ostrea liassica. 



Summarv of Progress for 1904' Mem. Geol. Sirrv. 1905. p. 165. 



