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.
Phasianellidae is placed in the superfamily Turbinoidea according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).
Phasianellidae (and Colloniidae) belong in the superfamily Phasianelloidea according to Williams et al. (2008)