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Tropidoturris is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae.
Contents
Description
The biconical shell shows spiral lirae, with or without strong axial ribs. The protoconch contains 1½ - 2 smooth whorls. The distinct shoulder angle is usually very strong and crenellated by axials (when present). The columella shows a thin callus but no pleats. The outer lip is thin. The anal sinus is deep and wide. The small, translucent operculum has an oblanceolate shape and a terminal nucleus.
Distribution
This marine species is endemic to south-eastern Africa
Species
References
Tropidoturris Wikipedia(Text) CC BY-SA