Plagiostropha opalus

Plagiostropha opalus is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.^[1]

Plagiostropha opalus
Apertural view of a shell of Plagiostropha opalus
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Drilliidae
Genus:	Plagiostropha
Species:	P. opalus
Binomial name
Plagiostropha opalus (Reeve, 1845)
Synonyms[1]
Mangilia opalus Reeve, 1845 Clavus opalus (Reeve, 1845) Drillia opalus (Reeve, 1845) Pleurotoma opalus Reeve, 1845

Description

The size of an adult shell varies between 9 mm and 20 mm. The shell has continuous longitudinal distant ribs. The wide interstices are smooth or with revolving striae. The whorls are obtusely angulated in the middle. The shell is white with the interstices of the ribs sometimes more or less stained with brown.^[2]

Distribution

This species occurs in the demersal zone of the tropical Indo-Pacific off Fiji, New Caledonia and the Philippines.