Euglesa subtruncata

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.

Distribution

Its native distribution is Holarctic.

• Czech Republic – in Bohemia, in Moravia, least concern (LC)
• Germany – distributed in whole Germany but in 2 states in red list (Rote Liste BRD).
• Nordic countries: Denmark, Faroes, Finland, Iceland, Norway and Sweden
• Great Britain and Ireland

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)