original description
Wood, S. V. (1848). A Monograph of the Crag Mollusca or, descriptions of shells from the middle and upper tertiaries of the east of England. Part 1. Univalves. <em>Monograph of the Palaeontographical Society of London.</em> 1, xii + 1–208, 21: pls., available online at http://www.biodiversitylibrary.org/item/67729
page(s): 4, pl. 1, fig. 1 [details]
From editor or global species database
Type locality Walton-on-the-Naze ["Walton Naze"], Essex, United Kingdom [details]