@inbook {69, title = {Genus Ancillaria}, booktitle = {Species conchyliorum, or, Concise original descriptions and observations accompanied by figures of all the species of recent shells, with their varieties}, volume = {1, Part 1}, year = {1830}, pages = {not paginated}, publisher = {Sowerby}, organization = {Sowerby}, address = {London}, keywords = {Classic works, Recent}, url = {http://archive.org/details/speciesconchylio00brod}, author = {Sowerby I, G.B.} }