Helminthoglyptidae
Subtitle: catalog of species
By: Leonard Richardson
Contributors: Academy of Natural Sciences of Philadelphia. Department of Malacology
Series: Tryonia -- no. 6
Publisher: Dept. of Malacology of the Academy of Natural Sciences of Philadelphia
Published: 1982
Place of publication: Philadelphia
Language: eng
Number of pages: 117
Subjects: Helminthoglyptidae; Catalogs and collections
Notes: "1 June 1982."

Includes index.

Bibliography: leaves 88-95.