The Freshwater mollusc Helisoma corpulentum and its relatives in Canada
By: F.C. Baker
Contributors: Canada. Dept. of Mines
Series: Bulletin / National Museum of Canada -- no. 79; Bulletin / National Museum of Canada. Biological series -- no. 21; Bulletin (National Museum of Canada) -- no. 79.; Bulletin (National Museum of Canada) -- no. 21.
Publisher: King's Printer
Published: 1936
Place of publication: Ottawa
Language: eng
Number of pages: 37
Subjects: Helisoma corpulentum; Mullusks Canada
Notes: At head of title: Canada, Department of Mines.

Includes bibliographical references.