Turris annulata

Turris annulata, common name the ringed pleurotoma, is a species of sea snail, a marine gastropod mollusk in the family Turridae, the turrids.^[1]

Turris annulata
Shell of Turris annulata (specimen at Naturalis Biodiversity Center)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Turridae
Genus:	Turris
Species:	T. annulata
Binomial name
Turris annulata (Reeve, 1843)
Synonyms[1]
Pleurotoma annulata Reeve, 1843 Pleurotoma fagina A. Adams & Reeve, 1850 Polystira fagina A. Adams & L.A. Reeve, 1850·

Description

The length of the shell attains 59 mm.

(Original description) The brow, solid shell is subulate. The whorls are slightly convex, encircled with a number of smooth, paler ridges, like rings. The siphonal canal is rather long. ^[2]

Distribution

This marine species occurs off the Philippines, India, Thailand; in the East China Sea and the Sea of Japan.