@article{NARMS:SourceID:39125, author = {Alder, J.}, journal = {Transactions of the Tyneside Naturalist's Field Club}, note = {CLEMAM P0055}, pages = {97-209}, title = {Catalogue of the Mollusca of Northumberland and Durham}, url = {http://biodiversitylibrary.org/page/33670077}, volume = {1848}, year = {1848} }