Plesiotrochus souverbianus

Plesiotrochus souverbianus is a species of sea snail, a marine gastropod mollusc in the family Plesiotrochidae.^[1]

Plesiotrochus souverbianus
A shell of Plesiotrochus souverbianus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Family:	Plesiotrochidae
Genus:	Plesiotrochus
Species:	P. souverbianus
Binomial name
Plesiotrochus souverbianus Fischer, 1878
Synonyms[1]
Plesiotrochus exilis Pease, W.H., 1867 Plesiotrochus unicinctus Adams, A., 1853 Risella (Plesiotrochus) souverbianus Fischer, 1878

According to Strong & Bouchet (2008) is Plesiotrochus souverbianus a synonym of Plesiotrochus unicinctus.^[2]

Description

The height of the shell varies between 3 mm and 14 mm. The perforate shell is spirally striate, rather indistinctly longitudinally ribbed. The ribs are low and wide, rounded, and undulate the peripheral carina. The aperture is produced below into a short, narrow canal. The color of the shell is yellowish white, with thread-like spiral purplish lines interrupted by the ribs and generally arranged in pairs. There is a purple articulated line at the suture and the periphery, another one on the base.^[3]

Distribution

This marine species occurs in the Red Sea; and off the Philippines, Hawaii, Japan