Category:Pleurotoma

Pleu*rot"o*ma, n.; pl. L. Pleurotomæ, e. Pleurotomas. Etym: [nl., fr. Gr. (zoöl.)

Defn: any marine gastropod belonging to pleurotoma, and ether allied Genera of the family pleurotmidæ. The species are very numerous, Especially in tropical seas. The outer lip has usually a posterior Notch or slit.