Oreohelicidae
Subtitle: catalog of species
By: Leonard Richardson.
Series: Tryonia -- no. 10.
Publisher: Dept. of Malacology, Academy of Natural Sciences
Published: 1984
Place of publication: Philadelphia, Pa
Language: eng
Number of pages: 30
Subjects: Mollusks -- Catalogs and collections.
Notes: Cover title.

"April 1, 1984."

Includes index.

Bibliography: p. 23-26.