turritella Meaning, Definition & Usage

Tur`ri*tel"la noun
Etymology
NL., dim fr. L. turris tower.
Definitions
  1. (Zoöl.) 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.

Webster 1913