134 PROCEEDINGS COTTESWOLD CLUB 1908 
date than the CZyfeus-Grit, but inferior to the Stonesfield 
Slate. Certain of these intervening beds are deposits of 
sand and clay, and belong—according to Mr Walford—to 
the Lower Estuarine of Sharp and Judd. “We may 
recognise,” writes Mr Walford, in a footnote (page 7), 
“as remnants of the Lower Estuarine beds. . ... the 
black clays and sands which cap the thick bored freestones 
of Ilmington Down.” The sandy beds I saw were of 
Murchisone hemera, and there is no Inferior-Oolite 
deposit of later date anywhere clearly exposed on the hill 
to my knowledge. 
