LOWER OOLITIC ROCKS OF ENGLAND : 
The strata beneath are about 30 feet thick and very variable 
in character ; they are as follows : 
FT. IN. 
"Sandy beds. 
Pale oolite with tubiform makings. 
Sandv beds with Pholadomya. 
Oolite. 
Pea Grit Series<! ? r is H te ' , , 
Massive beds of brown oolite. 
Pisolite. 
Shelly and oolitic, more or less pisolitic, 
limestones in harder and softer beds, 
Terebratula, Trigonia - -96 
{Marly and ferruginous limestone, 
Myacites. 
Sands - - about 25 
The pisolitic beds are worked for building-stone. The upper 
'beds, below the Polyzoa Bed, become sandy further north, resemb- 
ling in some measure the sandy series in the cutting east of 
Andoversford. The Pea Grit Series has yielded also Lima, Lucina 
bellona, Ostrea gregaria, Myacites dilatus, Waldkeimia Leckcnbyi, 
&c. 
FIG. 44. 
Outcrop of Pea Grit at Cleeve Hill, near Cheltenham. 
(From a Photograph by Mr. E. Wethered.) 
