MOLL USC A, 
277 
Fig. 242. — Top-shell ( Turbo marmo - 
ratus ); one fourth natural size. 
China seas. 
Fig. 243. — Strombus gigas , or “Winged- 
shell;” one fifth natural size. West 
Indies. 
Fig. 244. — Paludina , a Fresh-water Fig. 245.—Key-hole Limpet ( Fusurella 
Snail. listeri). West Indies. 
Fig. 246. —Ear-shell (H. tuberculata), and Dog-whelk ( Xassa reticulata). England. 
