# Cirsotrema

Cirsostrema is a genus of very small deepwater sea snails, marine gastropod mollusks in the family Epitoniidae, commonly known as the wentletraps.
The type species of the family is Scalaria varicosa Lamarck, 1822.

## Species

* Cirsotrema amamiense Nakayama, 2000
* Cirsotrema amplsum Nakayama, 2000
* † Cirsotrema angulatum Marwick, 1926
* Cirsotrema benettorum Garcia, 2000
* Cirsotrema bonum J.C. Melvill, 1906
* Cirsotrema browni Poppe, 2008
* † Cirsotrema caelicola Finlay, 1926
* Cirsotrema canephorum J.C. Melvill, 1906
* † Cirsotrema chathamense Marwick, 1928
* Cirsotrema cloveri Brown, 2002
* † Cirsotrema coronale (Deshayes, 1861)
* Cirsotrema cribaria A. Adams, 1861 (species inquerenda)
* Cirsotrema ctenodentatum Zelaya & Güller, 2017
* Cirsotrema dalli Rehder, 1945
* Cirsotrema edgari (DeBoury, 1912)
* † Cirsotrema elegantissimum (Deshayes, 1861)
* Cirsotrema ernestoilaoi Garcia E., 2001
* Cirsotrema excelsum Garcia, 2003
* Cirsotrema fimbriatulum P. Masahito, T. Kuroda & T. Habe, 1971
* Cirsotrema fimbriolatum (Melvill, 1897)
* † Cirsotrema firmatum Laws, 1939
* Cirsotrema fregata (Iredale, 1936)
* Cirsotrema fusticulus (Monterosato, 1875)
* † Cirsotrema gagei P. A. Maxwell, 1978
* Cirsotrema georgeanum Zelaya & Güller, 2017
* Cirsotrema goodalliana
* Cirsotrema herosae Garcia, 2003
* Cirsotrema hertzae Garcia, 2010
* Cirsotrema intextum Bozzetti, 2007
* Cirsotrema kamiyanum T. Kuroda, 1946
* Cirsotrema krousma R.N. Kilburn, 1985
* † Cirsotrema kuriense Marwick, 1942
* † Cirsotrema lyratum (Zittel, 1865)
* Cirsotrema magellanicum (Philippi, 1845)
* †Cirsotrema marshalli Laws, 1935
* Cirsotrema martyr (Iredale, 1936)
* Cirsotrema matugisiense (Ozaki, 1958)
* Cirsotrema mituokai (Ozaki, 1958)
* Cirsotrema montrouzieri S. M. Souverbie, 1872
* † Cirsotrema parvulum Marwick, 1928
* Cirsotrema pilsbryi McGinty, 1940
* † Cirsotrema pleiophylla (Tate, 1890)
* Cirsotrema plexis Dall, 1925
* † Cirsotrema propelyratum Marwick, 1928
* Cirsotrema pumiceum (Brocchi, 1814)
* Cirsotrema rariforme Lamarck, 1822
* Cirsotrema richeri Garcia, 2003
* Cirsotrema rugosum (T. Kuroda & K. Ito, 1961)
* Cirsotrema skoglundae Garcia, 2010
* Cirsotrema strebeli Zelaya & Güller, 2017
* Cirsotrema texta E. A. Smith, 1903
* Cirsotrema togatum (L. G. Hertlein & A. M. Strong, 1951)
* Cirsotrema trabeculatum (A. Adams, 1861)
* Cirsotrema translucida (Gatliff, 1906)
* Cirsotrema turbonilla A. Adams, 1861
* Cirsotrema turriculoides Yokoyama, 1920
* Cirsotrema validum (Verco, 1906)
* Cirsotrema varicosum (Lamarck, 1822)
* Cirsotrema vulpinum (R. B. Hinds, 1844)
* † Cirsotrema youngi Marwick, 1928
* Cirsotrema zelebori (Dunker, 1866)
* † Cirsotrema zitteli P. A. Maxwell, 1992
* Cirsotrema zografakisi Poppe, Tagaro & Brown, 2006

### Species brought into synonymy

* Cirsotrema abbreviatum (G. B. Sowerby II, 1874): synonym of Cirsotrema varicosum (Lamarck, 1822)
* Cirsotrema arcella Rehder, 1945: synonym of Cirsotrema dalli Rehder, 1945
* Cirsotrema attenuata Pease, 1860: synonym of Opalia bicarinata (G. B. Sowerby II, 1844)
* Cirsotrema attenuatum Pease, 1860: synonym of Opalia attenuata (Pease, 1860)
* Cirsotrema bavayi DeBoury, 1913 : synonym of Cirsotrema varicosum (Lamarck, 1822)
* Cirsotrema benettorum [sic]: synonym of Cirsotrema bennettorum Garcia, 2000
* Cirsotrema cochlea (Sowerby G.B. II,1844): synonym of Cirsotrema pumiceum (Brocchi, 1814)
* Cirsotrema crassilabrum (G. B. Sowerby, 1844): synonym of Opalia crassilabrum (Sowerby, 1844)
* Cirsotrema douvillei Fenoux, 1937: synonym of Epitonium magellanicum (Philippi, 1845)
* Cirsotrema eximia (A. Adams & Reeve, 1850): synonym of Epitonium eximium (A. Adams & Reeve, 1850)
* Cirsotrema fimbriata Kuroda & Habe, 1954: synonym of Cirsotrema fimbriatulum (Masahito, Kuroda & Habe, 1971)
* Cirsotrema forresti Dell, 1956 : synonym of Cirsotrema zelebori (Dunker, 1866)
* Cirsotrema fragilis (Hanley, 1840), sensu Azuma, 1960: synonym of Epitonium tosaense (Azuma, 1962)
* Cirsotrema funiculata Carpenter, 1857: synonym of Opalia funiculata (Carpenter, 1857)
* Cirsotrema greenlandicum (Perry, 1811): synonym of Boreoscala greenlandica (Perry, 1811)
* Cirsotrema hidryma J. C. Melvill, 1899 : synonym of Opalia hidryma (Melvill, 1899)
* Cirsotrema invalida Verco, 1906 : synonym of Plastiscala invalida (Verco, 1906)
* Cirsotrema jolyi (Monterosato, 1878): synonym of Epitonium jolyi (Monterosato, 1878)
* Cirsotrema joubini (de Boury, 1913): synonym of Cirsotrema varicosum (Lamarck, 1822)
* Cirsotrema kagayai T. Habe & Ito, 1965: synonym of Cirsotrema mituokai (Ozaki, 1958)
* Cirsotrema kelea Iredale, 1930: synonym of Variciscala raricostata (Lamarck, 1822)
* Cirsotrema kieneri C. E. Tapparone-Canefri, 1876: synonym of Amaea arabica (Nyst, 1871)
* Cirsotrema kuroharai Kuroda in Azuma, 1960: synonym of Claviscala kuroharai Kuroda in Azuma, 1960
* Cirsotrema magellanica (Philippi, 1845): synonym of Epitonium magellanicum (Philippi, 1845)
* Cirsotrema mammosa (Melvill & Standen, 1903): synonym of Opalia mammosa (Melvill & Standen, 1903)
* Cirsotrema montereyensis (Dall, 1907): synonym of Opalia montereyensis (Dall, 1907)
* Cirsotrema morchi G. F. Angas, 1871 : synonym of Plastiscala morchi (Angas, 1871)
** Cirsotrema morchi profundior Iredale, 1936: synonym of Plastiscala morchi profundior Iredale, 1936
* Cirsotrema multiperforatum Sowerby, 1874 : synonym of Cirsotrema varicosum (Lamarck, 1822)
* Cirsotrema obtusicostata (G.O. Sars, 1878): synonym of Acirsa coarctata (Jeffreys, 1884)
* Cirsotrema pallaryi de Boury, 1912: synonym of Cirsotrema cochlea (G. B. Sowerby II, 1844)
* Cirsotrema peltei (Viader, 1938): synonym of Rectacirsa peltei (Viader, 1938)
* Cirsotrema pentidesmium S. S. Berry, 1963: synonym of Cirsotrema vulpinum (Hinds, 1844)
* Cirsotrema perplexa W. H. Pease, 1860 : synonym of Gyroscala lamellosa (Lamarck, 1822)
* Cirsotrema pumicea (Brocchi, 1814): synonym of Cirsotrema cochlea (G. B. Sowerby II, 1844)
* Cirsotrema reevei Clessin, 1897: synonym of Boreoscala zelebori (Dunker, 1866): synonym of Cirsotrema zelebori (Dunker, 1866)
* Cirsotrema soror Odhner, 1919: synonym of Opalia soror (Odhner, 1919)
* Cirsotrema suturalis R. B. Hinds, 1844 : synonym of Plastiscala suturalis (Hinds, 1843)
* Cirsotrema undulata Sowerby, 1844 : synonym of Acirsa borealis (Lyell, 1841)