TAB. XVI. 
Fig. 
1. Cyprza oviformis. No. 71*, p. 128. 
a. Back view, adult shell from Primrose Hill. 
4. Front view of the same. 
c. Front view, adult shell from Highgate. 
d. Front view, adult shell (globose var.) from Whetstone. 
e. Back view, young shell (first stage) from Barnett. 
/. Front view of the same. 
g. Side view, (shell in second stage), from Potter's Bar. 
h. Side view, adult shell, showing the inner whorls. 
2. Original specimen from the well on Hampstead 
Heath, described as Ovulum retusum. 
cho) 
. Cypreea tuberculosa (Var. Coombii). No. 75, p. 131. 
Front view. 
3. Cyprea globularis. No. 73, p. 130. 
a. Back view. 
4. Front view. 
. Cyprzea inflata. No. 71, p. 126. 
a 
a. Back view. 
4. Front view. 
