Book digitized by Google from the library of Harvard University and uploaded to the Internet Archive by user tpb. Accompanied by " ... Second series: Pulmonata" (vol. 1-28. plates (partly col.) 24-25 cm.) Published: Philadelphia, published by the author, 1885-1935 [First series], vol. 10-17, second series, vol. 5-28, continued by Henry A. Pilsbry and published by the Conchological Section, Academy of Natural Sciences of Philadelphia Cummulative indexes were issued by the Conchological Section, Academy of Natural Sciences of Philadelphia. Index to [ser. 1] v. 2-17, 1898, in [ser. 1] v.17; ser. 2, v. 1-9, 1895, in ser., v. 9; ser. 2, v. 10-14, 1902, in ser. 2, v. 14; ser. 2, v. 16-20, 1909, in v. 20; ser. 2, v. 21-23, 1916, in ser. 2, v. 23; ser. 2, v. 24-27, 1926, in ser. 2, v. 27 With bibliographical references to each species Mode of access: Internet