Tropidoturris

Tropidoturris is a genus of sea snails, marine gastropod mollusks in the family Borsoniidae.^[1]

Tropidoturris
Apertural view of a shell of the subspecies Tropidoturris fossata notialis
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Borsoniidae
Genus:	Tropidoturris Kilburn, 1986
Type species
Pleurotoma scitecosta Sowerby III, 1903

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.^[2]

Distribution

This marine species is endemic to south-eastern Africa

Species

• Tropidoturris anaglypta Kilburn, 1986
• Tropidoturris fossata (Sowerby III, 1903)
• Tropidoturris planilirata Kilburn, 1986
• Tropidoturris scitecosta (Sowerby III, 1903)
• Tropidoturris simplicicingula (Barnard, 1958)
• Tropidoturris vizcondei Morassi & Bonfitto, 2013

References

1. Bouchet, P. (2015). Tropidoturris. In: MolluscaBase (2015). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=432576 on 2016-04-04
2. Kilburn R.N. (1986). Turridae (Mollusca: Gastropoda) of southern Africa and Mozambique. Part 3. Subfamily Borsoniinae. Annals of the Natal Museum. 27: 633-720. page(s): 645

External links

• Tucker, J.K. (2004). "Catalog of recent and fossil turrids (Mollusca: Gastropoda)" (PDF). Zootaxa. 682: 1–1295.
• Bouchet, P.; Kantor, Y. I.; Sysoev, A.; Puillandre, N. (2011). A new operational classification of the Conoidea (Gastropoda). Journal of Molluscan Studies. 77(3): 273-308

 

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