How to know the eastern land snails; pictured-keys for determining the land snails of the United States occurring east of the Rocky Mountain Divide.
Burch, J. B. 1929-
How to know the eastern land snails; pictured-keys for determining the land snails of the United States occurring east of the Rocky Mountain Divide. - Dubuque, Iowa, W. C. Brown Co. [1962] - 214 p. illus. 22 cm. - Pictured-key nature series .
Gastropoda--United States.
QL430.4 / .B87
594.3
How to know the eastern land snails; pictured-keys for determining the land snails of the United States occurring east of the Rocky Mountain Divide. - Dubuque, Iowa, W. C. Brown Co. [1962] - 214 p. illus. 22 cm. - Pictured-key nature series .
Gastropoda--United States.
QL430.4 / .B87
594.3