Vol. 67.] 



WEST, MID, AND EAST SOMERSET. 



23 



[St. Audeie's Slip.] 



C Shales, black; with layers') 

 f (1) < of ' beef in places, and im- > 3 

 (. pure limestone-beds J 



Thickness in feet inches, 



fin the uppermost 3 or 4 inches 

 ! Pteria contorta is abun- 

 , J dant; but below the shales are 

 ! more laminated, and contain 

 few fossils except along certain 

 I lines. 



f Limestone, dark grey, shaly, 

 < (2) \ with 1- to 2-inch layer of 

 I ' beef ' on the top or be- 

 V. low: maximum 



(3) ( Shales, black : 21 to 25 ) , 

 t inches ) 



f Cardium - cloacinum Bed f] 



J blackish earthy limestone 



j with a l|-inch layer of | 



b. <( 'beef on the top, and )* 



I in places very hard pale 



I greyish limestone-nodules 



I below 



( Shales, black ; crowded with ") 



(!) I fossils j 



Beef,' resting upon dark^) 



shaly limestone, in which I 



fossils are not numerous. | 



1 (2) ^ Joined on to this is a still )> 



more shaly limestone, with 



I a half-inch layer of ' beef ' 



[_ at the base 



(3) Shales, black 



C Limestone, grey-black, mas- 

 3 sive. shaly in upper portion. 

 1 Thin layer of 'beef at 

 L the base, 4 to 10 inches ... 

 fShales, black, laminated," 

 with layers of ' beef ' at 4, 

 29, and 44 inches from 

 the base. Many gypseous 

 aggregations in the shale 

 between the laminae. The 

 lowest 4 inches non-lam- 

 inated. Hard, greyish- 

 black, shelly limestone at 

 the base (1 inch there- 

 in from) 



C Limestone, hard, grey, with") 

 ■< shells inside but too firmly > 



(. encased for extraction ) 



( Shales, hard, thinly lamin- ") „ 



i ated : about ) 



Beef,' resting upon a thin^ 

 grey earthy limestone with > 



shell-debris ) 



Shales 3 



f Limestone, very hard, crys-" > ) 

 j talline, pinkish, slightly 

 I pjTitic, in two beds. The 

 j upper bed is 2 inches thick, ! „ 

 I Pleurophorus Bed; the f 

 I lower is 5 inches thick, I 

 I with a layer of 'beef and | 

 shale intervening J 



10. 



11. 



12. 



13. 



Along certain lines the following 

 fossils are numerous : Pteria 

 contorta(Fort\ock),Isocyprina 

 11 ■<, eivaldi (Born.), Chlamys val- 

 oniensis (Defrance), large 

 Placunopsis alpina (Winkler), 

 Nuculana cf. titei (Moore). 

 f Pteria contorta, Dimyodon in- 

 | tus-striatus, Chlamys valoni- 

 ensis, in the earthy limestone. 

 In the nodules, Protocardia 

 rhaetica (Merian), Pteria con- 

 3 <( torta, Chlamys valoniensis, 

 Nuculana cf . titei, Actceonina 

 fusiformis (Moore), A. ovalis 

 (Moore), Natica oppeli Moore, 

 I Placunopsis alpina, Cardium 

 [_ cloacinum, Serpula (?) . 

 C Chlamys valoniensis, Pteria 

 3 < contorta, Dimyodon intus- 

 (. striatus, Placunopsis alpina. 



2| 



2 ( Chlamys valoniensis, Pleuro- 



I phorus elongatus Moore, Pteria 



7 < contorta, Placunopsis alpina, 



Volsella sp., and a few fish- 



l scales. 



f Shell-debris immediately above 

 2 < the third ' beef -layer from the 

 (. base, and again at the top. 



fOn the top Pteria contorta, 

 j Myophoria emmerichVN inkier, 

 J rare ; Etheridge & Bristow 

 j record, in addition, Anatina 

 I suessi Oppel, and Plagiostoma 

 y_ valoniense. 



C Gervillia precursor Qu., 

 6 ■< Protocardia rhcetica, Pteria 

 (. contorta. 



flsocyprina ewaldi, Pleuro- 

 \ phorus elongatus (very com- 

 8 -\ mon), Chemnitzia (?) henriei 

 Martin (very common), Nucu- 

 lana cf. titei. 



