GEEAT OOLITE : HAMPB3S T . 
29S 
Marly Beds 
(14). 
Freestone 
(13). 
Stonesfield Beds 
(12). 
Fullonian (Fuller's- 
Earth) 
(11). 
FT. IN. 
Grey shaly and marly oolitic beds : 
Ostrea Sowerbyi - - - - 3 
Grey earthy and oolitic limestone : 
Gasteropod-bed, with Gasteropoda 
and Lamellibranchs - - 1 
Grey earthy limestones more or less 
. oolitic : many Lamellibranchs 3 
j Yellow and grey rubbly oolitic bed, 
with Trigonia costata ?, &c. - 1 3 
Bluish-grey oolitic marl, indurated in 
places : Ostrea Sowerbyi abundant, 
and forms like 0. acuminaici 2 
Fissile and rubbly bluish-grey and 
yellow oolite, with marly and shaly 
bands ; and curious tracks of animals, 
like those of the Forest Marble : 
Modiola imbricata, Trigonia, &c. 
(_ These beds merge into those below - 10 
fPale fine-grained oolite, false-bedded, 
| with shelly and marly layers here 
<{ and there, coarser oolite in places, 
| and occasionally fissile beds (=Tayn- 
L ton stone) - - about 30 
"Yellowish marl, passing down into 
brown and blue shaly beds ; with in- 
durated and more or less concre- 
tionary layers of calcareous and mi- 
caceous sandstone (slaty beds) : of 
which there are two prominent 
though im persistent bands. Buff 
and grey sands occur irregularly, 
and tracks of animals may be ob- 
served on some of the thin flaggy 
layers. The slaty beds are more 
pronounced further east - 10 
Bluish marly shales, with micaceous 
gritty layers : slaty at base - 9 
Shaly beds - - - -20 
Band of bluish-grey obscurely oolitic 
and shelly limestone - - - 4 
I Bluish-grey marly shales, with bands 
of hard pale marl, seen to depth of - 10 

A better section (D.) of the lower beds of the Great Oolite 
was shown, west of the railway-bridge, in the cutting north-west 
of Salperton. The Stonesfield Beds comprise layers of a very 
inconstant and variable character, the details being different on 
the eastern side 6.*:' the bridge. The section was as follows (see 
Fig. 43, p. 131) ?- 
Freestone (13). 
["Irregular 
coarse-grained 
, false -bedded, and 
white and brown 
shelly oolites ; with marly layers 
here and there (becoming thicker in 
places towards the base) 
Shaly and marly beds, with indurated 
sandy and calcareous bands - 
Fissile grey and yellow calcareous 
sandstone, more or less concretionary, 
FT. IK. 
12 
