The 2.5-3.5mm. shell is very inflated (convex) hence the common name Globular Pea Shell. The central umbos is prominent. The periostracum (surface) is silky glossy and sculptured by fine, regular striae. In colour it is greyish to brownish white often with scattered red-brown mineral deposits.
^Westerlund C. A. (1894). "Specilegium malacologicum. Neue Binnen-Conchylien aus der paläarktischen Region. V." Nachrichtsblatt der Deutschen Malakozoologischen Gesellschaft26 (9/10): 163-177, 190-205. Frankfurt am Main.
^ ab(in Czech) Horsák M., Juřičková L., Beran L., Čejka T. & Dvořák L. (2010). "Komentovaný seznam měkkýšů zjištěných ve volné přírodě České a Slovenské republiky. [Annotated list of mollusc species recorded outdoors in the Czech and Slovak Republics]". Malacologica Bohemoslovaca, Suppl. 1: 1-37. PDF.
^Šteffek J. (2005). "First record of Pisidium hibernicum (Mollusca, Bivalvia) from Slovakia". Biologia, Bratislava, 60: 136.
^Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, ISBN3-923376-02-2