Pisidium pulchellum

Pisidium pulchellum

Iridescent pea mussel

Kingdom
Phylum
Class
Order
Family
Genus
SPECIES
Pisidium pulchellum

Pisidium pulchellum, the iridescent pea mussel, is a minute species of pea clam, a freshwater bivalve in the family Sphaeriidae.

Appearance

The 3.5–4 mm shell is tumid (swollen), oblique-oval shell. The umbos are broad well and well behind the midpoint. The surface (periostracum) is glossy with regular concentric ribbing. The colour is grey to cream tinged and pinkvor orange from the animal inside.

Distribution

Geography

  • Not listed in IUCN red list – not evaluated (NE)
  • Germany – critically endangered (vom Aussterben bedroht )
  • Nordic countries: Denmark, Finland, Iceland, Norway and Sweden (not in Faroes)
  • Great Britain and Ireland

References

1. Pisidium pulchellum Wikipedia article - https://en.wikipedia.org/wiki/Pisidium_pulchellum
2. Pisidium pulchellum on The IUCN Red List site - https://www.iucnredlist.org/species/155617/4809078

More Fascinating Animals to Learn About