CIBC CATALOGUE 
* See eeenenmnmnanne’ 
Movil, 
OF 
PHANEROPNEUMONA,,, 
OR 
TERRESTRIAL OPERCULATED MOLLUSCA, 
THE COLLECTION 
OF THE 
} 
BRITISH /MUSEUM/ 
PRINTED BY ORDER OF THE TRUSTEES. 
| ay ae LONDON, 1852. . : 
455) luseurn \ Natta 0 3 te 
Q 84 é 
errs 
f' vs f oi } 4 p 
D ent. ot Z.OPloay, 
hee ¢ 
