Catalog of the types of recent mollusca of the Academy of Natural Sciences of Philadelphia.
Subtitle: Archaeogastropoda, Trochacea (concluded), Neritacea (Sensu lato)
By: Robert Robertson ... [et al.].
Contributors: Robertson, Robert, 1934-; Academy of Natural Sciences of Philadelphia. Dept. of Malacology.
Series: Tryonia -- no. 14.
Publisher: Dept. of Malacology, Academy of Natural Sciences of Philadelphia
Published: 1986
Place of publication: [Philadelphia, PA]
Language: eng
Number of pages: 153
Subjects: Gastropoda -- Catalogs and collections.
Notes: Cover title.

"May 1986."