MolluscaBase name details
original description
Sowerby, J. De C. (1840-1846). The mineral conchology of Great Britain; or coloured figures and descriptions of those remains of testaceous animals or shell, which have been preserved at various times and depths in the earth. Vol. VII. London, privately published, pp. [index] 241-250, 1-80, pl. 610-648., available online at http://www.biodiversitylibrary.org/item/50339
page(s): 43, pl. 631, figs 2-4 [details]