• Leucosyrinx Dall, 1889
• Leucosyrinx (Sibogasyrinx) Powell, 1969 accepted as Sibogasyrinx Powell, 1969
• Leucosyrinx (Sibogasyrinx) archibenthalis Powell, 1969 accepted as Sibogasyrinx archibenthalis (Powell, 1969)
• Leucosyrinx aequatorialis Thiele, 1925 accepted as Comitas aequatorialis (Thiele, 1925)
• Leucosyrinx alta (G. F. Harris, 1897) † accepted as Parasyrinx alta (G. F. Harris, 1897) †
• Leucosyrinx alta transenna Suter, 1917 † accepted as Tomopleura transenna (Suter, 1917) † accepted as Cryptomella transenna (Suter, 1917) †
• Leucosyrinx angusteplicata (Strebel, 1905) accepted as Antarctospira angusteplicata (Strebel, 1905)
• Leucosyrinx archibenthalis Powell, 1969 accepted as Sibogasyrinx archibenthalis (Powell, 1969)
• Leucosyrinx badenpowelli Dell, 1990 accepted as Antarctospira badenpowelli (Dell, 1990)
• Leucosyrinx barashi F. Nordsieck, 1982 (taxon inquirendum)
• Leucosyrinx bolbodes (R. B. Watson, 1881)
• Leucosyrinx caecilia Thiele, 1925
• Leucosyrinx canyonensis (Dell, 1956)
• Leucosyrinx claviforma (Kosuge, 1992)
• Leucosyrinx climoi P. A. Maxwell, 1988 †
• Leucosyrinx clionella Dall, 1908
• Leucosyrinx cuvierensis Mestayer, 1919 accepted as Terefundus cuvierensis (Mestayer, 1919)
• Leucosyrinx dalli (Bush, 1893) accepted as Corinnaeturris leucomata (Dall, 1881)
• Leucosyrinx elsa Thiele, 1925
• Leucosyrinx equatorialis (Dall, 1919)
• Leucosyrinx eremita (Murdoch & Suter, 1906)
• Leucosyrinx erica Thiele, 1925 accepted as Comitas erica (Thiele, 1925)
• Leucosyrinx erna Thiele, 1925
• Leucosyrinx erosina Dall, 1908 accepted as Borsonella erosina (Dall, 1908)
• Leucosyrinx esilda (Dall, 1908)
• Leucosyrinx exulans (Dall, 1890)
• Leucosyrinx falklandica Powell, 1951 accepted as Antarctospira falklandica (Powell, 1951)
• Leucosyrinx galapagana Dall, 1919 accepted as Exilia cortezi (Dall, 1908)
• Leucosyrinx hemimeres (R. B. Watson, 1881)
• Leucosyrinx herilda (Dall, 1908)
• Leucosyrinx janetae Bartsch, 1934 accepted as Leucosyrinx verrillii (Dall, 1881)
• Leucosyrinx julia Thiele, 1925
• Leucosyrinx kantori McLean, 1995
• Leucosyrinx kincaidi Dall, 1919 accepted as Aforia kincaidi (Dall, 1919)
• Leucosyrinx lancea Y.-C. Lee, 2001
• Leucosyrinx luzonica (Powell, 1969)
• Leucosyrinx macroberstoni Powell, 1958 accepted as Leucosyrinx macrobertsoni Powell, 1958
• Leucosyrinx macrobertsoni Powell, 1958
• Leucosyrinx mai B.-Q. Li & X.-Z. Li, 2008 accepted as Comispira mai (B.-Q. Li & X.-Z. Li, 2008)
• Leucosyrinx mawsoni Powell, 1958 accepted as Antarctospira mawsoni (Powell, 1958)
• Leucosyrinx pacifica Dall, 1908 accepted as Belomitra pacifica (Dall, 1908)
• Leucosyrinx paragenota Powell, 1951 accepted as Bela angusteplicata Strebel, 1905 accepted as Antarctospira angusteplicata (Strebel, 1905)
• Leucosyrinx paratenoceras Powell, 1951 accepted as Typhlodaphne paratenoceras (Powell, 1951)
• Leucosyrinx pelagia (Dall, 1881)
• Leucosyrinx persimilis (Dall, 1890) accepted as Aforia persimilis (Dall, 1890)
• Leucosyrinx persimilis var. blanca Dall, 1919 accepted as Aforia persimilis blanca (Dall, 1919)
• Leucosyrinx pikei (Dell, 1963)
• Leucosyrinx plebeia (R. B. Watson, 1881)
• Leucosyrinx pyramidalis (Schepman, 1913) accepted as Sibogasyrinx pyramidalis (Schepman, 1913)
• Leucosyrinx queenslandica Powell, 1969 accepted as Zemacies queenslandica (Powell, 1969)
• Leucosyrinx recta Hedley, 1903 accepted as Austrocarina recta (Hedley, 1903)
• Leucosyrinx sansibarica Thiele, 1925
• Leucosyrinx sigsbeei (Dall, 1881) accepted as Leucosyrinx verrillii (Dall, 1881)
• Leucosyrinx subaltus P. Marshall & Murdoch, 1919 † accepted as Parasyrinx subalta (P. Marshall & Murdoch, 1919) †
• Leucosyrinx subgrundifera (Dall, 1888)
• Leucosyrinx taludana Castellanos & Landoni, 1993
• Leucosyrinx tenoceras (Dall, 1889) accepted as Leucosyrinx verrillii (Dall, 1881)
• Leucosyrinx thomsoni Mestayer, 1919 accepted as Taranis nexilis bicarinata (Suter, 1915)
• Leucosyrinx turritus Sysoev, 1990
• Leucosyrinx verrillii (Dall, 1881)
• Pleurotoma (Leucosyrinx) Dall, 1889 accepted as Leucosyrinx Dall, 1889
• Pleurotoma (Leucosyrinx) augusta R. Murdoch & Suter, 1906 accepted as Paracomitas augusta (Murdoch & Suter, 1906)
• Pleurotoma (Leucosyrinx) eremita R. Murdoch & Suter, 1906 accepted as Leucosyrinx eremita (Murdoch & Suter, 1906)
• Pleurotoma (Leucosyrinx) goodei Dall, 1890 accepted as Aforia goodei (Dall, 1890)
• Pleurotoma (Leucosyrinx) goodei var. persimilis Dall, 1890 accepted as Aforia persimilis (Dall, 1890)
• Pleurotoma (Leucosyrinx) tenoceras Dall, 1889 accepted as Leucosyrinx verrillii (Dall, 1881)