Sowerby, G. B. II. (1872). Monograph of the genus Limnaea. In: Conchologia iconica, or, Illustrations of the shells of molluscous animals, vol. 18, pls 1-15 and unpaginated text. [pls. 2-6, Mar. 1872; 1, 7-15, Dec. 1872].
Monograph of the genus <i>Limnaea</i>. In: <i>Conchologia iconica, or, Illustrations of the shells of molluscous animals</i>, vol. 18, pls 1-15 and unpaginated text. [pls. 2-6, Mar. 1872; 1, 7-15, Dec. 1872]
