# Costoanachis

Costoanachis is a genus of sea snails, marine gastropod mollusks in the family Columbellidae, the dove snails.

## Species

Species within the genus Costoanachis include:
* Costoanachis albicostata K. Monsecour & D. Monsecour, 2016
* Costoanachis alcazari Ortea & Espinosa, 2017
* Costoanachis aurea Lussi, 2017
* Costoanachis avara (Say, 1822)
* Costoanachis beckeri (G.B. Sowerby III, 1900)
* Costoanachis calidoscopio Espinosa, Ortea & Diez, 2017
* Costoanachis carioca K. Monsecour & D. Monsecour, 2024
* Costoanachis carmelita Espinosa, Ortea & Fernadez-Garcés, 2007
* Costoanachis cascabulloi Espinosa, Fernandez-Garcès & Ortea, 2004
* Costoanachis castoi Ortea & Espinoza, 2018
* Costoanachis catenata (G. B. Sowerby I, 1844)
* † Costoanachis chinensis (MacNeil, 1961)
* Costoanachis delahozi Ortea & Espinoza, 2018
* Costoanachis floridana (Rehder, 1939)
* Costoanachis geovanysi Espinosa & Ortea, 2014
* Costoanachis guembeli (R. Hoernes & Auinger, 1880) †
* † Costoanachis haitensis (G. B. Sowerby I, 1850)
* † Costoanachis harzhauseri Landau, Van Dingenen & Ceulemans, 2023
* Costoanachis hotessieriana (d’Orbigny, 1842)
* † Costoanachis idjowensis (Oostingh, 1940)
* Costoanachis indistincta (Thiele, 1925)
* Costoanachis jeffreysbayensis Lussi, 2017
* Costoanachis kirostra (Duclos, 1840)
* † Costoanachis koolhoveni (Oostingh, 1940)
* † Costoanachis latecostata (O. Boettger, 1902)
* † Costoanachis lauensis (Ladd, 1977)
* † Costoanachis leroyi (MacNeil, 1961)
* † Costoanachis magnicostata Sacco, 1890
* † Costoanachis parva Sacco, 1890
* † Costoanachis peyrehoradensis Lozouet, 2015
* † Costoanachis praeterebralis Lozouet, 2015
* † Costoanachis problematica (Laws, 1944)
* † Costoanachis procorrugata Sacco, 1890
* † Costoanachis rewaensis (Ladd, 1977)
* Costoanachis rudyi Espinosa & Ortea, 2006
* † Costoanachis saccostata Radwin, 1968
* Costoanachis scutulata (Reeve, 1859)
* † Costoanachis semicostata Sacco, 1890
* Costoanachis semiplicata (Stearns, 1873)
* Costoanachis sertulariarum (d'Orbigny, 1839)
* Costoanachis similis (Ravenel, 1861)
* Costoanachis sparsa (Reeve, 1859)
* Costoanachis stimpsoni (Bartsch, 1915)
* Costoanachis teophania (Duclos, 1848)
* † Costoanachis terebralis (Grateloup, 1834)
* Costoanachis translirata (Ravenel, 1861)
* † Costoanachis turbinellus Sacco, 1890
* † Costoanachis venzoi Harzhauser & Landau, 2021
* Costoanachis waltershoalensis K. Monsecour & D. Monsecour, 2024
* † Costoanachis winradi (Ladd, 1977)

### Species brought into synonymy

* Costoanachis bacalladoi Espinosa, Ortea & Moro, 2008: synonym of Anachis bacalladoi Espinosa, Ortea & Moro, 2008
* Costoanachis dentilabia Lussi, 2009: synonym of Retizafra dentilabia (Lussi, 2009)
* Costoanachis fenneli Radwin, 1968: synonym of Anachis fenneli Radwin, 1968
* Costoanachis fluctuata (G. B. Sowerby I, 1832): synonym of Anachis fluctuata (G. B. Sowerby I, 1832)
* Costoanachis lafresnayi (P. Fischer & Bernardi, 1857): synonym of Cotonopsis lafresnayi (P. Fischer & Bernardi, 1857)
* Costoanachis rassierensis Smythe, 1985: synonym of Anachis rassierensis Smythe, 1985
* Costoanachis rugosa (G. B. Sowerby I, 1832): synonym of Anachis rugosa (G. B. Sowerby I, 1832)
* Costoanachis valae Lussi, 2009: synonym of Retizafra valae (Lussi, 2009)
* Costoanachis varia (G. B. Sowerby I, 1832: synonym of Anachis varia (G. B. Sowerby I, 1832)