Subclass Heterodonta Suborder Sphaeriacea Rank Species | Order Veneroida Higher classification Pisidium | |
 | ||
Similar Pisidium milium, Pisidium hibernicum, Pisidium pseudosphaerium, Pisidium, Pisidium moitessierianum | ||
Pisidium pulchellum, the iridescent pea mussel, is a minute species of pea clam, a freshwater bivalve in the family Sphaeriidae.
Contents
Description
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 pinkor orange from the animal inside.
Distribution and conservation status
References
Pisidium pulchellum Wikipedia(Text) CC BY-SA