turritella

1 definition found

turritella - Collaborative International Dictionary of English v.0.48 :

  Turritella \Tur`ri*tel"la\, n. [NL., dim fr. L. turris tower.]
     (Zool.)
     Any spiral marine gastropod belonging to Turritella and
     allied genera. These mollusks have an elongated, turreted
     shell, composed of many whorls. They have a rounded aperture,
     and a horny multispiral operculum.
     [1913 Webster]