Pisidium subtruncatum is a species of pill clam, a minute freshwater bivalve in the family Sphaeriidae.
Description The 2.7 – 4 mm shell is moderately tumid (swollen). In shape it is a strongly oblique oval. The umbos are prominent and well behind the middle. The surface is silky glossy with fine, irregular ribbing. In colour it is whitish to greyish.
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Distribution Its native distribution is Holarctic.
Czech Republic – in Bohemia, in Moravia, 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. least concern (LC)Beran, L. (2002) Vodní měkkýši České Republiky - rozšíření a jeho změny, stanoviště, šíření, ohrožení a ochrana, červený seznam. Aquatic molluscs of the Czech Republic - distribution and its changes, habitats, dispersal, threat and protection, Red List. - Sborník přírodovědného klubu v Uherském Hradišti, Supplementum 10, 258 pp. Germany – distributed in whole Germany but in 2 states in red list (Rote Liste BRD).Glöer P. & Meier-Brook C. (2003) Süsswassermollusken. DJN, pp. 134, page 109, Nordic countries: Denmark, Faroes, Finland, Iceland, Norway and Sweden Great Britain and IrelandRoy Anderson, 2005 An annotated list of the non-marine molluscs of Britain and Ireland Journal of Conchology, 38 (6): 607–637, (published 2005) .
References
External links Pisidium subtruncatum at Animalbase taxonomy, short description, biology, status (threats), images Images at BOLD. Pisidium subtruncatum illustrated in Danmarks Fauna (Georg Mandahl-Barth)