@article{ERMS:SourceID:39126, author = {Alder, J. and Hancock, A.}, journal = {Annals and Magazine of Natural History}, note = {CLEMAM P0056}, pages = {31-36}, title = {Descriptions of several new species of nudibranchous mollusca found on the coast of Northumberland}, url = {https://www.biodiversitylibrary.org/page/2312453}, volume = {9}, year = {1842} }