original description
Sowerby, J. (1815-1818). The mineral conchology of Great Britain; or coloured figures and descriptions of those remains of testaceous animals or shells, which have been preserved at various times and depths in the earth [Vol. II]. London, privately published, pp. 1-235 + index, errata and addenda [3 pp.] + supplementary index to vol. II, pp. 240-251; pl. 103-233. , available online at http://www.biodiversitylibrary.org/item/210427
page(s): 168, pl. 175, fig. 2 [details]
From editor or global species database
Type locality Yarmouth (Shalcombe) ("Shalcomb"), Isle of Wight, United Kingdom; Bembridge Limestone Formation to Bouldnor Formation (Gurnard Member), Priabonian, late Eocene [details]