MolluscaBase name details
original description
Phillips, J. (1836). Illustrations of the Geology of Yorkshire; or a Description of the Strata and Organic Remains: accompanied by a geological map, sections and diagrams, and figures of the fossils. Part II. The Mountain Limestone District. J. Murray, London, 370 pp., available online at https://www.biodiversitylibrary.org/page/53044151
page(s): 224, pl. 14, figs. 26, 27 [details]