original description
Colbeau J. (1868). Liste generale des mollusques vivants de la Belgique. <em>Annales de la Societe Royal Zoologique et Malacologique de Belgique.</em> 3: 85-111., available online at https://www.biodiversitylibrary.org/page/7238493
page(s): 106, pl. 4, figs. 2-3 [details]
From editor or global species database
Type locality Belgium, without a precise locality [details]