WoRMS taxon details
Trachycystis Pilsbry, 1893
996038 (urn:lsid:marinespecies.org:taxname:996038)
accepted
Genus
Helix bisculpta W. H. Benson, 1851 accepted as Trachycystis bisculpta (W. H. Benson, 1851) (type by typification of replaced name)
Helix (Pella) E. von Martens, 1860 · unaccepted (invalid; non Stephens, 1832...)
invalid; non Stephens, 1832 [Coleoptera]
Helix (Trachycystis) Pilsbry, 1893 · unaccepted
Pella Albers, 1860 · unaccepted (invalid: junior homonym of Pella...)
invalid: junior homonym of Pella Stephens, 1835 [Coleoptera]; Trachycystis is a replacement name
Phasis (Trachycystis) Pilsbry, 1893 · unaccepted (original rank)
Trachycystis (Trachycystis) Pilsbry, 1893 · alternative representation
- Species Trachycystis abyssinica (Jickeli, 1874)
- Species Trachycystis bathycoele (Melvill & Ponsonby, 1892)
- Species Trachycystis bernardinae Connolly, 1925
- Species Trachycystis bifoveata Connolly, 1932
- Species Trachycystis bisculpta (W. H. Benson, 1851)
- Species Trachycystis chancogneae Pickford, 2019 †
- Species Trachycystis contabulata Connolly, 1932
- Species Trachycystis contrasta Sirgel, 1980
- Species Trachycystis crudieri Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994
- Species Trachycystis falconi Connolly, 1939
- Species Trachycystis felina Connolly, 1932
- Species Trachycystis ferarum Connolly, 1932
- Species Trachycystis fossula Connolly, 1925
- Species Trachycystis franzi Blume, 1959
- Species Trachycystis gemmascabra Connolly, 1939
- Species Trachycystis glanvilliana (Ancey, 1890)
- Species Trachycystis glebaria Melvill & Ponsonby, 1903
- Species Trachycystis haygarthi (Melvill & Ponsonby, 1899)
- Species Trachycystis hoperni Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994
- Species Trachycystis igembiensis Connolly, 1925
- Species Trachycystis iredalei Preston, 1912
- Species Trachycystis jucunda Connolly, 1929
- Species Trachycystis kermadeci Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994
- Species Trachycystis kincaidi Connolly, 1932
- Species Trachycystis lamellifera (E. A. Smith, 1903)
- Species Trachycystis lamellosa K. L. Pfeiffer, 1952
- Species Trachycystis langi van Bruggen, 1994
- Species Trachycystis laticostata Melvill & Ponsonby, 1903
- Species Trachycystis legetetana Pickford, 2019 †
- Species Trachycystis leucocarina Sirgel, 1980
- Species Trachycystis liricostata (Melvill & Ponsonby, 1891)
- Species Trachycystis lunaris Connolly, 1939
- Species Trachycystis marcelini Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994
- Species Trachycystis masina K. C. Emberton & O. L. Griffiths, 2009
- Species Trachycystis mcbeani Connolly, 1932
- Species Trachycystis mcdowelli Connolly, 1922
- Species Trachycystis mediocris Connolly, 1939
- Species Trachycystis montissalinarum van Bruggen, 2002
- Species Trachycystis palaeokempi Pickford, 2019 †
- Species Trachycystis patera Melvill & Ponsonby, 1903
- Species Trachycystis placenta (Melvill & Ponsonby, 1899)
- Species Trachycystis proxima Connolly, 1939
- Species Trachycystis pura Connolly, 1922
- Species Trachycystis rariplicata (L. Pfeiffer, 1849)
- Species Trachycystis rivularis (Krauss, 1848)
- Species Trachycystis rubra Connolly, 1925
- Species Trachycystis rudicostata Connolly, 1922
- Species Trachycystis sabuletorum (W. H. Benson, 1851)
- Species Trachycystis somersetensis (Melvill & Ponsonby, 1893)
- Species Trachycystis soror Connolly, 1922
- Species Trachycystis subpinguis Connolly, 1922
- Species Trachycystis tollini (W. H. Benson, 1856)
- Species Trachycystis venatorum Connolly, 1932
- Species Trachycystis vengoensis Connolly, 1922
- Species Trachycystis waterloti Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994
- Species Trachycystis wilmattae Pilsbry & T. D. A. Cockerell, 1933
- Subgenus Trachycystis (Chalcocystis) H. Watson, 1934 accepted as Chalcocystis H. Watson, 1934 (original rank)
- Species Trachycystis (Chalcocystis) aenea (Krauss, 1848) accepted as Chalcocystis aenea (Krauss, 1848)
- Species Trachycystis (Chalcocystis) burnupi (Melvill & Ponsonby, 1892) accepted as Chalcocystis burnupi (Melvill & Ponsonby, 1892)
- Species Trachycystis (Chalcocystis) viridula Connolly, 1939 accepted as Chalcocystis viridula (Connolly, 1939) (basionym)
- Subgenus Trachycystis (Chilocystis) H. Watson, 1934 accepted as Chilocystis H. Watson, 1934 (original rank)
- Species Trachycystis (Chilocystis) actinotrichia (Melvill & Ponsonby, 1892) accepted as Chilocystis actinotrichia (Melvill & Ponsonby, 1892)
- Species Trachycystis (Chilocystis) africae (A. D. Brown, 1865) accepted as Chilocystis africae (A. D. Brown, 1865)
- Species Trachycystis (Chilocystis) alcocki (Melvill & Ponsonby, 1895) accepted as Chilocystis alcocki (Melvill & Ponsonby, 1895)
- Species Trachycystis (Chilocystis) aprica (Krauss, 1848) accepted as Chilocystis aprica (Krauss, 1848)
- Species Trachycystis (Chilocystis) calorama Melvill & Ponsonby, 1899 accepted as Chilocystis calorama (Melvill & Ponsonby, 1899)
- Species Trachycystis (Chilocystis) centrifuga Melvill & Ponsonby, 1903 accepted as Chilocystis centrifuga (Melvill & Ponsonby, 1903)
- Species Trachycystis (Chilocystis) clifdeni Connolly, 1932 accepted as Chilocystis clifdeni (Connolly, 1932)
- Species Trachycystis (Chilocystis) conica Connolly, 1939 accepted as Chilocystis conica (Connolly, 1939)
- Species Trachycystis (Chilocystis) conisalea (Melvill & Ponsonby, 1892) accepted as Chilocystis conisalea (Melvill & Ponsonby, 1892)
- Species Trachycystis (Chilocystis) cressyi Connolly, 1925 accepted as Chilocystis cressyi (Connolly, 1925)
- Species Trachycystis (Chilocystis) knysnaensis Preston, 1912 accepted as Chilocystis knysnaensis (Preston, 1912)
- Species Trachycystis (Chilocystis) loveni (Krauss, 1848) accepted as Chilocystis loveni (Krauss, 1848)
- Species Trachycystis (Chilocystis) lygaea (Melvill & Ponsonby, 1892) accepted as Chilocystis lygaea (Melvill & Ponsonby, 1892)
- Species Trachycystis (Chilocystis) permeata Melvill & Ponsonby, 1903 accepted as Chilocystis permeata (Melvill & Ponsonby, 1903)
- Species Trachycystis (Chilocystis) pycnotricha Melvill & Ponsonby, 1899 accepted as Chilocystis pycnotrichia (Melvill & Ponsonby, 1899)
- Species Trachycystis (Chilocystis) scolopendra Melvill & Ponsonby, 1903 accepted as Chilocystis scolopendra (Melvill & Ponsonby, 1903)
- Species Trachycystis (Chilocystis) trichosteiroma (Melvill & Ponsonby, 1892) accepted as Chilocystis trichosteiroma (Melvill & Ponsonby, 1892)
- Species Trachycystis (Chilocystis) watsoni Connolly, 1939 accepted as Chilocystis watsoni (Connolly, 1939) (basionym)
- Subgenus Trachycystis (Cyclocystis) H. Watson, 1934 accepted as Cyclocystis H. Watson, 1934 (original rank)
- Subgenus Trachycystis (Dendrotrichia) van Bruggen & Verdcourt, 1965 accepted as Dendrotrichia van Bruggen & Verdcourt, 1965 (original rank)
- Subgenus Trachycystis (Liparocystis) H. Watson, 1934 accepted as Liparocystis H. Watson, 1934 (original rank)
- Subgenus Trachycystis (Lyrocystis) H. Watson, 1934 accepted as Lyrocystis H. Watson, 1934 (original rank)
- Species Trachycystis (Lyrocystis) cosmia (L. Pfeiffer, 1852) accepted as Lyrocystis cosmia (L. Pfeiffer, 1852)
- Species Trachycystis (Lyrocystis) erythractis Connolly, 1912 accepted as Lyrocystis erythractis (Connolly, 1912)
- Species Trachycystis (Lyrocystis) perplicata (W. H. Benson, 1851) accepted as Lyrocystis perplicata (W. H. Benson, 1851)
- Species Trachycystis (Lyrocystis) prionacis (W. H. Benson, 1864) accepted as Lyrocystis prionacis (W. H. Benson, 1864)
- Subgenus Trachycystis (Phaulocystis) H. Watson, 1934 accepted as Phaulocystis H. Watson, 1934 (original rank)
- Species Trachycystis (Phaulocystis) aulacophora (Ancey, 1890) accepted as Phaulocystis aulacophora (Ancey, 1890)
- Species Trachycystis (Phaulocystis) connollyi Melvill & Ponsonby, 1909 accepted as Phaulocystis connollyi (Melvill & Ponsonby, 1909)
- Species Trachycystis (Phaulocystis) eupleura Connolly, 1925 accepted as Phaulocystis eupleura (Connolly, 1925)
- Species Trachycystis (Phaulocystis) farquhari (Melvill & Ponsonby, 1892) accepted as Phaulocystis farquhari (Melvill & Ponsonby, 1892)
- Species Trachycystis (Phaulocystis) lignicola Melvill & Ponsonby, 1898 accepted as Phaulocystis lignicola (Melvill & Ponsonby, 1898) (unaccepted > superseded combination)
- Species Trachycystis (Phaulocystis) metallakter Connolly, 1912 accepted as Phaulocystis metallakter (Connolly, 1912)
- Species Trachycystis (Phaulocystis) oreina Melvill & Ponsonby, 1903 accepted as Phaulocystis oreina (Melvill & Ponsonby, 1903)
- Species Trachycystis (Phaulocystis) petrobia (W. H. Benson, 1851) accepted as Phaulocystis petrobia (W. H. Benson, 1851)
- Species Trachycystis (Phaulocystis) planissima Connolly, 1925 accepted as Phaulocystis planissima (Connolly, 1925) (unaccepted > superseded combination)
- Species Trachycystis (Phaulocystis) sericea Connolly, 1922 accepted as Phaulocystis sericea (Connolly, 1922)
- Species Trachycystis (Phaulocystis) simplex Melvill & Ponsonby, 1903 accepted as Phaulocystis simplex (Melvill & Ponsonby, 1903)
- Species Trachycystis (Phaulocystis) spissicosta Melvill & Ponsonby, 1907 accepted as Phaulocystis spissicosta (Melvill & Ponsonby, 1907)
- Species Trachycystis (Phaulocystis) turmalis (Morelet, 1889) accepted as Phaulocystis turmalis (Morelet, 1889) (unaccepted > superseded combination)
- Subgenus Trachycystis (Phortion) Preston, 1910 accepted as Phortion Preston, 1910
- Species Trachycystis (Phortion) barnardi Connolly, 1939 accepted as Phortion barnardi (Connolly, 1939)
- Species Trachycystis (Phortion) cancellata (Connolly, 1925) accepted as Phortion cancellatum (Connolly, 1925)
- Species Trachycystis (Phortion) gilliana Connolly, 1939 accepted as Phortion gillianum (Connolly, 1939) (basionym)
- Species Trachycystis (Phortion) hartvigiana (L. Pfeiffer, 1861) accepted as Phortion hartvigianum (L. Pfeiffer, 1861)
- Species Trachycystis (Phortion) lightfootiana (Melvill & Ponsonby, 1909) accepted as Phortion lightfootianum (Melvill & Ponsonby, 1909)
- Species Trachycystis (Phortion) menkeana (L. Pfeiffer, 1842) accepted as Phortion menkeanum (L. Pfeiffer, 1842)
- Species Trachycystis (Phortion) oconnori (Preston, 1912) accepted as Phortion oconnori (Preston, 1912)
- Subgenus Trachycystis (Psichion) Gude, 1911 accepted as Psichion Gude, 1911
- Species Trachycystis (Psichion) ariel (Preston, 1910) accepted as Psichion ariel (Preston, 1910)
- Species Trachycystis (Psichion) betayensis Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Psichion betayense (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis (Psichion) ectima Melvill & Ponsonby, 1899 accepted as Psichion ectima (Melvill & Ponsonby, 1899) (unaccepted > superseded combination)
- Species Trachycystis (Psichion) ilmani Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Psichion ilmani (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis (Psichion) inclara (Morelet, 1889) accepted as Psichion inclara (Morelet, 1889)
- Species Trachycystis (Psichion) junodi Connolly, 1922 accepted as Psichion junodi (Connolly, 1922) (unaccepted > superseded combination)
- Species Trachycystis (Psichion) mica (Morelet, 1879) accepted as Psichion mica (Morelet, 1879) (unaccepted > superseded combination)
- Species Trachycystis (Psichion) microstriata Preston, 1912 accepted as Psichion microstriatum (Preston, 1912)
- Species Trachycystis (Psichion) miliaris (Morelet, 1888) accepted as Psichion mica (Morelet, 1879)
- Species Trachycystis (Psichion) milloti (Salvat, 1966) accepted as Psichion milloti (Salvat, 1966) (unaccepted > superseded combination)
- Species Trachycystis (Psichion) shilwaneensis Connolly, 1922 accepted as Psichion shilwaneense (Connolly, 1922)
- Subgenus Trachycystis (Xerocystis) H. Watson, 1934 accepted as Xerocystis H. Watson, 1934 (original rank)
- Species Trachycystis (Xerocystis) capensis (L. Pfeiffer, 1841) accepted as Xerocystis capensis (L. Pfeiffer, 1841)
- Species Trachycystis (Xerocystis) chondrocycloides Connolly, 1925 accepted as Xerocystis chondrocycloides (Connolly, 1925)
- Species Trachycystis (Xerocystis) uitenhagensis (L. Pfeiffer, 1846) accepted as Xerocystis uitenhagensis (L. Pfeiffer, 1846)
- Species Trachycystis actinotrichia (Melvill & Ponsonby, 1892) accepted as Chilocystis actinotrichia (Melvill & Ponsonby, 1892)
- Species Trachycystis aenea (Krauss, 1848) accepted as Chalcocystis aenea (Krauss, 1848)
- Species Trachycystis africae (A. D. Brown, 1865) accepted as Chilocystis africae (A. D. Brown, 1865)
- Species Trachycystis alcocki (Melvill & Ponsonby, 1895) accepted as Chilocystis alcocki (Melvill & Ponsonby, 1895)
- Species Trachycystis ambigua Connolly, 1922 accepted as Psichion ariel (Preston, 1910) (synonym)
- Species Trachycystis approximans Connolly, 1931 accepted as Trachycystis proxima Connolly, 1939 (invalid: junior homonym of Trachycystis approximans Preston, 1911; Trachycystis proxima Connolly, 1939 is a replacement name.)
- Species Trachycystis approximans Preston, 1911 accepted as Trachycystis abyssinica (Jickeli, 1874) (junior synonym)
- Species Trachycystis aprica (Krauss, 1848) accepted as Chilocystis aprica (Krauss, 1848)
- Species Trachycystis arachne (Morelet, 1877) accepted as Psichion arachne (Morelet, 1877) (unaccepted > superseded combination)
- Species Trachycystis ariel (Preston, 1910) accepted as Psichion ariel (Preston, 1910)
- Species Trachycystis aulacophora (Ancey, 1890) accepted as Phaulocystis aulacophora (Ancey, 1890)
- Species Trachycystis barnardi Connolly, 1939 accepted as Phortion barnardi (Connolly, 1939) (original combination)
- Species Trachycystis burnupi (Melvill & Ponsonby, 1892) accepted as Chalcocystis burnupi (Melvill & Ponsonby, 1892)
- Species Trachycystis calorama Melvill & Ponsonby, 1899 accepted as Chilocystis calorama (Melvill & Ponsonby, 1899) (original combination)
- Species Trachycystis cancellata (Connolly, 1925) accepted as Phortion cancellatum (Connolly, 1925)
- Species Trachycystis capensis (L. Pfeiffer, 1841) accepted as Xerocystis capensis (L. Pfeiffer, 1841)
- Species Trachycystis centrifuga Melvill & Ponsonby, 1903 accepted as Chilocystis centrifuga (Melvill & Ponsonby, 1903) (original combination)
- Species Trachycystis charybdis (W. H. Benson, 1856) accepted as Cyclocystis charybdis (W. H. Benson, 1856)
- Species Trachycystis chondrocycloides Connolly, 1925 accepted as Xerocystis chondrocycloides (Connolly, 1925) (original combination)
- Species Trachycystis choutardi Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Reticulapex choutardi (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis clifdeni Connolly, 1932 accepted as Chilocystis clifdeni (Connolly, 1932) (original combination)
- Species Trachycystis conica Connolly, 1939 accepted as Chilocystis conica (Connolly, 1939) (original combination)
- Species Trachycystis conisalea (Melvill & Ponsonby, 1892) accepted as Chilocystis conisalea (Melvill & Ponsonby, 1892)
- Species Trachycystis connollyi Melvill & Ponsonby, 1909 accepted as Phaulocystis connollyi (Melvill & Ponsonby, 1909) (original combination)
- Species Trachycystis cosmia (L. Pfeiffer, 1852) accepted as Lyrocystis cosmia (L. Pfeiffer, 1852)
- Species Trachycystis coxi Preston, 1912 accepted as Psichion inclara (Morelet, 1889) (unaccepted > junior subjective synonym)
- Species Trachycystis cressyi Connolly, 1925 accepted as Chilocystis cressyi (Connolly, 1925) (original combination)
- Species Trachycystis delicata (Melvill & Ponsonby, 1895) accepted as Liparocystis delicata (Melvill & Ponsonby, 1895)
- Species Trachycystis druggi Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Reticulapex druggi (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis ectima Melvill & Ponsonby, 1899 accepted as Psichion ectima (Melvill & Ponsonby, 1899) (unaccepted > superseded combination)
- Species Trachycystis epetrima (Melvill & Ponsonby, 1892) accepted as Phaulocystis turmalis (Morelet, 1889) (synonym)
- Species Trachycystis erythractis Connolly, 1912 accepted as Lyrocystis erythractis (Connolly, 1912) (original combination)
- Species Trachycystis eupleura Connolly, 1925 accepted as Phaulocystis eupleura (Connolly, 1925) (original combination)
- Species Trachycystis farquhari (Melvill & Ponsonby, 1892) accepted as Phaulocystis farquhari (Melvill & Ponsonby, 1892)
- Species Trachycystis gilliana Connolly, 1939 accepted as Phortion gillianum (Connolly, 1939) (original combination)
- Species Trachycystis hartvigiana (L. Pfeiffer, 1861) accepted as Phortion hartvigianum (L. Pfeiffer, 1861)
- Species Trachycystis inclara (Morelet, 1889) accepted as Psichion inclara (Morelet, 1889)
- Species Trachycystis intridi Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Reticulapex intridi (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis iredali accepted as Trachycystis iredalei Preston, 1912 (misspelling)
- Species Trachycystis junodi Connolly, 1922 accepted as Psichion junodi (Connolly, 1922) (original combination)
- Species Trachycystis knysnaensis Preston, 1912 accepted as Chilocystis knysnaensis (Preston, 1912) (original combination)
- Species Trachycystis koptaweliensis Germain, 1934 accepted as Elgonocyclus koptaweliensis (Germain, 1934) (original combination)
- Species Trachycystis lightfootiana (Melvill & Ponsonby, 1909) accepted as Phortion lightfootianum (Melvill & Ponsonby, 1909)
- Species Trachycystis lignicola Melvill & Ponsonby, 1898 accepted as Phaulocystis lignicola (Melvill & Ponsonby, 1898) (unaccepted > superseded combination)
- Species Trachycystis loveni (Krauss, 1848) accepted as Chilocystis loveni (Krauss, 1848)
- Species Trachycystis lygaea (Melvill & Ponsonby, 1892) accepted as Chilocystis lygaea (Melvill & Ponsonby, 1892)
- Species Trachycystis menkeana (L. Pfeiffer, 1842) accepted as Phortion menkeanum (L. Pfeiffer, 1842)
- Species Trachycystis metallakter Connolly, 1912 accepted as Phaulocystis metallakter (Connolly, 1912) (original combination)
- Species Trachycystis mica (Morelet, 1879) accepted as Psichion mica (Morelet, 1879)
- Species Trachycystis microstriata Preston, 1912 accepted as Psichion microstriatum (Preston, 1912) (original combination)
- Species Trachycystis miliaris (Morelet, 1888) accepted as Psichion mica (Morelet, 1879)
- Species Trachycystis monotropha Germain, 1934 accepted as Elgonocyclus koptaweliensis (Germain, 1934) (synonym)
- Species Trachycystis nigrotincta Preston, 1912 accepted as Halolimnohelix nigrotincta (Preston, 1912) (original combination)
- Species Trachycystis oconnori (Preston, 1912) accepted as Phortion oconnori (Preston, 1912)
- Species Trachycystis ordinaria Melvill & Ponsonby, 1908 accepted as Trachycystis rivularis (Krauss, 1848) (unaccepted > junior subjective synonym)
- Species Trachycystis oreina Melvill & Ponsonby, 1903 accepted as Phaulocystis oreina (Melvill & Ponsonby, 1903) (unaccepted > superseded combination)
- Species Trachycystis paula Melvill & Ponsonby, 1907 accepted as Paralaoma hottentota (Melvill & Ponsonby, 1891) accepted as Paralaoma servilis (Shuttleworth, 1852) (unaccepted > junior subjective synonym)
- Species Trachycystis permeata Melvill & Ponsonby, 1903 accepted as Chilocystis permeata (Melvill & Ponsonby, 1903) (original combination)
- Species Trachycystis perplicata (W. H. Benson, 1851) accepted as Lyrocystis perplicata (W. H. Benson, 1851)
- Species Trachycystis persimilis Connolly, 1932 accepted as Trachycystis rivularis (Krauss, 1848) (synonym)
- Species Trachycystis petrobia (W. H. Benson, 1851) accepted as Phaulocystis petrobia (W. H. Benson, 1851)
- Species Trachycystis pinguis (Krauss, 1848) accepted as Thapsia pinguis (Krauss, 1848) (unaccepted > superseded combination)
- Species Trachycystis planissima Connolly, 1925 accepted as Phaulocystis planissima (Connolly, 1925) (original combination)
- Species Trachycystis planulata Preston, 1911 accepted as Halolimnohelix planulata (Preston, 1911) (original combination)
- Species Trachycystis plebeia Connolly, 1932 accepted as Trachycystis glebaria Melvill & Ponsonby, 1903 (unaccepted > junior subjective synonym)
- Species Trachycystis prionacis (W. H. Benson, 1864) accepted as Lyrocystis prionacis (W. H. Benson, 1864)
- Species Trachycystis pseudocharopa Preston, 1911 accepted as Trachycystis abyssinica (Jickeli, 1874) (junior synonym)
- Species Trachycystis pycnotrichia Melvill & Ponsonby, 1899 accepted as Chilocystis pycnotrichia (Melvill & Ponsonby, 1899) (unaccepted > superseded combination)
- Species Trachycystis rotula Melvill & Ponsonby, 1907 accepted as Phialodonta perfida (Burnup, 1912) (replaced junior secondary homonym)
- Species Trachycystis rugosa Preston, 1911 accepted as Trachycystis lamellifera (E. A. Smith, 1903) (junior synonym)
- Species Trachycystis rutilans Melvill & Ponsonby, 1908 accepted as Paralaoma hottentota (Melvill & Ponsonby, 1891) accepted as Paralaoma servilis (Shuttleworth, 1852) (unaccepted > junior subjective synonym)
- Species Trachycystis ruwenzoriensis E. A. Smith, 1909 accepted as Halolimnohelix ruwenzoriensis (E. A. Smith, 1909) (original combination)
- Species Trachycystis scolopendra Melvill & Ponsonby, 1903 accepted as Chilocystis scolopendra (Melvill & Ponsonby, 1903) (unaccepted > superseded combination)
- Species Trachycystis sericea Connolly, 1922 accepted as Phaulocystis sericea (Connolly, 1922) (original combination)
- Species Trachycystis shilwaneensis Connolly, 1922 accepted as Psichion shilwaneense (Connolly, 1922)
- Species Trachycystis simplex Melvill & Ponsonby, 1903 accepted as Phaulocystis simplex (Melvill & Ponsonby, 1903) (original combination)
- Species Trachycystis spissicosta Melvill & Ponsonby, 1907 accepted as Phaulocystis spissicosta (Melvill & Ponsonby, 1907) (unaccepted > superseded combination)
- Species Trachycystis spissisculpta Connolly, 1932 accepted as Trachycystis venatorum Connolly, 1932 (synonym)
- Species Trachycystis sylvicola van Bruggen & Verdcourt, 1965 accepted as Dendrotrichia sylvicola (van Bruggen & Verdcourt, 1965) (original combination)
- Species Trachycystis trichosteiroma (Melvill & Ponsonby, 1892) accepted as Chilocystis trichosteiroma (Melvill & Ponsonby, 1892)
- Species Trachycystis turmalis (Morelet, 1889) accepted as Phaulocystis turmalis (Morelet, 1889) (unaccepted > superseded combination)
- Species Trachycystis uitenhagensis (L. Pfeiffer, 1846) accepted as Xerocystis uitenhagensis (L. Pfeiffer, 1846)
- Species Trachycystis ulrichi Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Reticulapex ulrichi (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (unaccepted > superseded combination, basionym)
- Species Trachycystis vineti Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994 accepted as Reticulapex vineti (Fischer-Piette, C. P. Blanc, F. Blanc & F. Salvat, 1994) (original combination)
- Species Trachycystis viridula Connolly, 1939 accepted as Chalcocystis viridula (Connolly, 1939) (original combination)
- Species Trachycystis vorticalis (W. H. Benson, 1850) accepted as Cyclocystis vorticalis (W. H. Benson, 1850)
- Species Trachycystis watsoni Connolly, 1939 accepted as Chilocystis watsoni (Connolly, 1939) (original combination)
- Subgenus Trachycystis (Trachycystis) Pilsbry, 1893 represented as Trachycystis Pilsbry, 1893
- Species Trachycystis (Trachycystis) bisculpta (W. H. Benson, 1851) represented as Trachycystis bisculpta (W. H. Benson, 1851)
- Species Trachycystis (Trachycystis) contrasta Sirgel, 1980 represented as Trachycystis contrasta Sirgel, 1980
- Species Trachycystis (Trachycystis) jucunda Connolly, 1929 represented as Trachycystis jucunda Connolly, 1929
- Species Trachycystis (Trachycystis) leucocarina Sirgel, 1980 represented as Trachycystis leucocarina Sirgel, 1980
- Species Trachycystis (Trachycystis) proxima Connolly, 1939 represented as Trachycystis proxima Connolly, 1939
- Species Trachycystis (Trachycystis) rubra Connolly, 1925 represented as Trachycystis rubra Connolly, 1925
- Species Trachycystis (Trachycystis) tollini (W. H. Benson, 1856) represented as Trachycystis tollini (W. H. Benson, 1856)
- Species Trachycystis microscopica (Krauss, 1848) (uncertain > taxon inquirendum)
- Species Trachycystis teretiuscula Melvill & Ponsonby, 1897 (uncertain > taxon inquirendum)
feminine
(of Phasis (Trachycystis) Pilsbry, 1893) Pilsbry, H. A. (1892-1893). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 8: Helicidae, vol. 6. pp 1-314, pls 1-58. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-48, pls 1-15, 25 July 1892; pp. 49-112, pls 16-27, 16 Nov 1892; pp. 113-160, pls 28-41, 25 Feb 1893; pp. 161-314, pls 42-58, 1 July 1893]. , available online at https://biodiversitylibrary.org/page/23736486
page(s): 136 [details]
page(s): 136 [details]
MolluscaBase eds. (2024). MolluscaBase. Trachycystis Pilsbry, 1893. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=996038 on 2024-11-21
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original description
(of Pella Albers, 1860) Albers, J. C. & Martens, E. von. (1860). <i>Die Heliceen nach natürlicher Verwandtschaft systematisch geordnet von Joh. Christ. Albers</i>. Ed. 2. Pp. i-xviii, 1-359. Leipzig: Engelman [original manuscript of Albers edited and published by Martens]., available online at https://www.biodiversitylibrary.org/page/11648540
page(s): 84 [details]
original description (of Phasis (Trachycystis) Pilsbry, 1893) Pilsbry, H. A. (1892-1893). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 8: Helicidae, vol. 6. pp 1-314, pls 1-58. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-48, pls 1-15, 25 July 1892; pp. 49-112, pls 16-27, 16 Nov 1892; pp. 113-160, pls 28-41, 25 Feb 1893; pp. 161-314, pls 42-58, 1 July 1893]. , available online at https://biodiversitylibrary.org/page/23736486
page(s): 136 [details]
page(s): 84 [details]
original description (of Phasis (Trachycystis) Pilsbry, 1893) Pilsbry, H. A. (1892-1893). <i>Manual of conchology, structural and systematic, with illustrations of the species</i>. Ser. 2, Pulmonata. Vol. 8: Helicidae, vol. 6. pp 1-314, pls 1-58. Philadelphia, published by the Conchological Section, Academy of Natural Sciences. [pp. 1-48, pls 1-15, 25 July 1892; pp. 49-112, pls 16-27, 16 Nov 1892; pp. 113-160, pls 28-41, 25 Feb 1893; pp. 161-314, pls 42-58, 1 July 1893]. , available online at https://biodiversitylibrary.org/page/23736486
page(s): 136 [details]