102 
THE CRETACEOUS ROCKS OF BRITAIN. 
List of Fossils from the Lower Chalk— contd. 
Zone of 
Am.varians. 
Zone of 
Holaster 
subglo¬ 
bosus. 
Subzone 
of 
Act. plenus. 
Rhynchonella Cuvieri, d'Orb. . 
c 
,, mantelliana, Sow. . 
r 
—- 
— 
,, plicatilis, Sow. . 
— 
— 
be 
Terebratula semiglobosa, Sow. . 
b 
— 
c 
Terebratulina striata, Wahl. . 
— 
— 
c 
Cidaris (plate of). 
— 
b 
— 
Discoidea cylindriea, Lam. .- * 
b 
— 
— 
subuculus, Klein . 
— 
b 
- . 
Holaster subglobosus, Ag. . 
b r 
— 
— 
,, trecensis, Leym. . 
b 
w 
— 
Ossicles of star-fish. 
— 
— 
c 
Serpula antiquata, Sow. .... - 
— 
b 
— 
Micrabacia (? coronula, Gold/.) . 
m 
— 
■ — 
Cr&ticularia Fittoni, Mant. . 
rn 
— 
— 
Plocoscyphia labrosa, Smith . 
m 
— 
— 
