Catalogue and synonymy of the genera, species and varieties of recent Mollusca described prior to January 1st, 1867 Part 4 Porcellanidæ, Amphiperasidæ - Roberts, Sherwood Raymond,; Academy of Natural Sciences of Philadelphia. (Conchological Section of the Academy of Natural Sciences, [1869], 1869)
Cover title. --- Caption title: Catalogues of the families Porcellanidæ and Amphiperasidæ. --- "Issued November 1869."
Keywords: Catalogs and collections; Mollusks; Porcellanidae