Musculium lacustre (O.F. Müller, 1774)

Marković, Vanja, Gojšina, Vukašin, Novaković, Boris, Božanić, Milenka, Stojanović, Katarina, Karan-Žnidaršič, Tamara & Živić, Ivana, 2021, The freshwater molluscs of Serbia: Annotated checklist with remarks on distribution and protection status, Zootaxa 5003 (1), pp. 1-64 : 35

71. Musculium lacustre (O.F. Müller, 1774)

Findings in Serbia.

Sphaerium lacustre: Paunović et al. (2008) ; Martinović-Vitanović et al. (2013).

Musculium lacustre: Tomović et al. (2014) .

Common name. Lake (or capped) orb mussel.

Morphology. Small bivalve. Shell is very thin and fragile with quadrangular outline and prominently raised, narrow umbos. Dimensions are length 7–10 mm, height 7–8 mm, and depth 4–5 mm. For more details see Welter-Schultes (2012: 18, figure on the top of the page).

Distribution and ecology. The species has a Holarctic distribution range ( Graf & Cummings 2021). It occurs in rivers and canals, but more frequently occurring in swamps and ponds with a domination of muddy substrates, or occasionally with dense vegetation cover ( Seddon et al. 2017). In Serbia. it was recorded in the Danube.

Other remarks. There are 40 nominal species known as synonyms ( Graf & Cummings 2021). It has been assessed as LC on the IUCN Red List (Kebapçý et al. 2011).

Genus Pisidium C. Pfeiffer, 1821