166 
THE LOWER OOLITES NEAR BRISTOL 
Quarry, South of Bradford. 
Forest Marble — ft. in. 
1 . Clay and thin stone . . . . . 
2. False bedded oolitic limestone . . .60 
Bradford Clay — 
3. Grey marly clay, few if any fossils . .80 
4. Fossil bed. Marly clay here and there ce- 
mented into a tolerably hard bed by calcareous 
matter, and with an impersistent layer of 
shelly limestone (6-8 in.) at the base . .20 
Great Oolite. 
5. Shelly oolite and hard brown marly oolitic 
limestone ...... to base 
The fossils of the Bradford clay include the following 
species — 
Strophodus magnus. 
Ornithdla' digona. 
Terebratula maxillata. 
Rhynchonella obsoleta. 
i ,, varians. 
Eudesia cardium. 
Dictyothyris coarctata. i 
Flabellothyris fiabellum. 
Pleurotomaria Thiarella. 
Avicula costata. 
Lima duplicata. 
Mytilus furcatus. 
Ostrea gregaria. 
,, Sowerhyi. 
Pecten vagans. 
Trigonia puUus. 
Apiocrinus Parkinsoni. 
Acrosalenia spinosa. 
