Phasianellidae common name the `pheasant shells` or `pheasant snails` is a family of small sea snails with calcareous opercula, marine gastropod mollusks in the clade Vetigastropoda (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005). == Taxonomy == === 2005 taxonomy === Phasianellidae is placed in the superfamily Turbinoid...