qqL 
Hoo 
Al Bul 5 Y 
MoLL. 
car 
BIOLOGIA 
CENTRALI-AMERICANA. 
LAND AND FRESHWATER MOLLUSCA. 
BY 
J 
Pror. EDUARD VON MARTENS, 
FOREIGN MEMBER OF THE ZOOLOGICAL SOCIETY OF LONDON, 
Division of Moliaaies 
1890-1901. 
ut 
Agsonian higaess, . 
SAATHSON Any 
JUL 21 1985 
LIBRARIES. 
