58 



GASTEROPODA OF THE INFERIOR OOLITE. 



Profile No. 7. — Horton Hill Quarry. 



(Section incomplete.) 



O 

 i— i 



Si 



w 



Ph 

 Oh 

 13 



no 



^L 



o 



a 







03 



SI 



> 



8 



fi «! 



o J 



tf 



IS 



u 



w 





£ 



a 



o 





h\ 





10' 0" 



28' 8" 

 Total. 



Fuller's Earth. 1 



White Oolitic Limestone in thin beds with few fossils. 

 A few Brachiopoda. 



fi , «„ An upper shelly series. 



Brachiopoda numerous and many large Conchifera. 



A rubbly series, with many Terebratula near to gloibata, 

 2' 6" in nests : Nerinsea Guisei. 



Bands of hard stone. 



Rich shell-beds in 2 or 3 courses. 

 2" Gasteropoda. 



JtihyncJionella spinosa, Trigonice. 



Bored-bed. 



7' 0" Freestones with few fossils. 



Bottom of quarry, 



1 In this and the succeeding Profiles it is not intended to imply that the Fuller's Earth is, in all 

 cases, visible in the actual section. 



