@book{bhlpg17250637, title = {Papers on Mollusca of Japan }, volume = {2}, url = {https://www.biodiversitylibrary.org/page/17250637}, publisher = {}, author = {Pilsbry, Henry Augustus, 1862 -1957}, year = {1901}, pages = {Page 15}, } @book{bhlpg6366836, title = {Proceedings of the Academy of Natural Sciences of Philadelphia }, volume = {v.56 (1904)}, url = {https://www.biodiversitylibrary.org/page/6366836}, publisher = {Academy of Natural Sciences of Philadelphia}, author = {Academy of Natural Sciences of Philadelphia. }, year = {1904}, pages = {Page 15}, } @book{bhlpg26316408, title = {Proceedings of the Academy of Natural Sciences of Philadelphia }, volume = {v.56 (1904)}, url = {https://www.biodiversitylibrary.org/page/26316408}, publisher = {Academy of Natural Sciences of Philadelphia}, author = {Academy of Natural Sciences of Philadelphia. }, year = {1904}, pages = {Page 15}, }