PEATE XxX. 
Trans. Conn. Acad. Vol. XII. 
Gill Eng. Co, 
A. Hyatt Verrill, phot. 
Ss 
ious form 
ating var 
illustr: 
») 
hown in Plate XIX 
Ss 
liff 
of ‘‘Sand-pipes.”’ 
ace of Walsingham limestone at ¢ 
Surf 
