Fie. 
ll, @ 
a, b 
2, a—c. 
3, I—e. 
4, a—d. 
D, a—Y 
a 
6. 
TABLE XI. 
Names of the shells. 
Lingula Dumortieri 
Magnified representations of 
the same. 
Rhynchonella psittacea 
Terebratulina caput-serpentis 
All magnified figures of young 
shells. 
Argiope cistellula . 
Terebratula grandis 
. Interior of the smaller valve, 
showing the apophysary 
system. 
Discina fallens 
The line indicates its magni- 
-tude. 
x 
Localities from which the specimens figured 
PAGE were obtained. 
172 Coralline, Sutton. 
171 Fluvio-marine Crag, Bramerton. 
169 Cor. Crag, Sutton. 
170 Cor. Crag, Sutton. 
168 Cor. Crag, near Orford. 
Pi 
mens from Sutton. 
Cor. Crag, Ramsholt. ‘The small speci- ay 
1724 Cor. Crag, Sutton. 
(This Plate was engraved in 1867.) 
