Superfamily Campaniloidea | Rank Genus | |
 | ||
Similar Cerithium menkei, Rhinoclavis fasciata, Rhinoclavis kochi, Rhinoclavis sinensis | ||
Plesiotrochus is a genus of sea snails, marine gastropod mollusks in the family Plesiotrochidae.
Contents
Plesiotrochus was originally placed in the Cerithioidea was subsequently transferred to the Campaniloidea by Healy (1993).
Description
The shell have an elongate, conical shape. Their length of rather small (between 5 mm and 10 mm, with one species up to 24 mm). The imperforate whorls are flat to concave. The subrhomboidal aperture is smooth within and prolonged by a short siphonal canal. The outer lip is subrostrate in the middle. The columella and the siphonal canal are twisted. The sculpture shows conspicuous ribs with varices or just spirals. The operculum is eccentric.
Distribution
The species occur in the Indo-Pacific.
Species
Species within the genus Plesiotrochus include: