Back محار ظفري Arabic محار ظفرى ARZ Sphaerium CEB Sphaerium English صدفهای دوکفهای ناخنی FA Sphaerium French Sphaerium Dutch Sphaerium Polish Шаровки (моллюски) Russian Sphaerium Swedish
Classis : Bivalvia
Subclassis : Heterodonta
Ordo : Veneroida
Subordo : Sphaeriacea
Familia : Sphaeriidae
Genus : Sphaerium
Scopoli, 1777
Subclassis : Heterodonta
Ordo : Veneroida
Subordo : Sphaeriacea
Familia : Sphaeriidae
Genus : Sphaerium
Scopoli, 1777
Subdivisiones: Species
Vide commentarium.
Sphaerium (Anglice: fingernail clam) est aquae dulcis genus magnitudinis minimae molluscorum bivalvium familiae Sphaeriidarum.
Nonnulla huius generis species, sicut Sphaerium corneum, super plantas aquatiles scandere possunt, pede longo validoque adhibentes.