Paradrillia lithoria
Paradrillia lithoria is a species of sea snail, a marine gastropod mollusk in the family Horaiclavidae, the turrids.
Description
The length of the shell attains 8 mm, its diameter 2.5 mm.This is a small highly coloured, fusiform species, with a conspicuous, spiral, swollen, nodulous angle just above the centre of the whorls. It contains eight whorls, of which two in the protoconch. The aperture has a square-ovate shape. The outer lip is thin. The sinus is wide but not deep. The siphonal canal is short.