1. Species Leucosyrinx argentina N. Sánchez & Pastorino, 2024
2. Species Leucosyrinx bolbodes (R. B. Watson, 1881)
3. Species Leucosyrinx caecilia Thiele, 1925
4. Species Leucosyrinx canyonensis (Dell, 1956)
5. Species Leucosyrinx claviforma (Kosuge, 1992)
6. Species Leucosyrinx clionella Dall, 1908
7. Species Leucosyrinx elsa Thiele, 1925
8. Species Leucosyrinx equatorialis (Dall, 1919)
9. Species Leucosyrinx eremita (Murdoch & Suter, 1906)
10. Species Leucosyrinx erna Thiele, 1925
11. Species Leucosyrinx esilda (Dall, 1908)
12. Species Leucosyrinx exulans (Dall, 1890)
13. Species Leucosyrinx hemimeres (R. B. Watson, 1881)
14. Species Leucosyrinx herilda (Dall, 1908)
15. Species Leucosyrinx jeedara Kantor, Hallan & Criscione, 2022
16. Species Leucosyrinx julia Thiele, 1925
17. Species Leucosyrinx kantori J. H. McLean, 1995
18. Species Leucosyrinx lancea Y.-C. Lee, 2001
19. Species Leucosyrinx luzonica (A. W. B. Powell, 1969)
20. Species Leucosyrinx macrobertsoni A. W. B. Powell, 1958
21. Species Leucosyrinx madagascariensis Ardovini, 2022
22. Species Leucosyrinx pelagia (Dall, 1881)
23. Species Leucosyrinx pikei (Dell, 1963)
24. Species Leucosyrinx plebeia (R. B. Watson, 1881)
25. Species Leucosyrinx sansibarica Thiele, 1925
26. Species Leucosyrinx subgrundifera (Dall, 1888)
27. Species Leucosyrinx truwalamuka Kantor, Hallan & Criscione, 2022
28. Species Leucosyrinx turrita Sysoev, 1990
29. Species Leucosyrinx verrillii (Dall, 1881)
30. Subgenus Leucosyrinx (Sibogasyrinx) A. W. B. Powell, 1969 accepted as Sibogasyrinx A. W. B. Powell, 1969 (original rank)
    1. Species Leucosyrinx (Sibogasyrinx) archibenthalis A. W. B. Powell, 1969 accepted as Sibogasyrinx archibenthalis (A. W. B. Powell, 1969) (unaccepted > superseded combination)
    2. Species Leucosyrinx (Sibogasyrinx) pyramidalis (Schepman, 1913) accepted as Sibogasyrinx pyramidalis (Schepman, 1913)
31. Species Leucosyrinx aequatorialis Thiele, 1925 accepted as Comitas aequatorialis (Thiele, 1925) (original combination)
32. Species Leucosyrinx amycus Dall, 1919 accepted as Aforia goodei (Dall, 1890) (unaccepted > junior subjective synonym)
33. Species Leucosyrinx angusteplicata (Strebel, 1905) accepted as Antarctospira angusteplicata (Strebel, 1905)
34. Species Leucosyrinx archibenthalis A. W. B. Powell, 1969 accepted as Sibogasyrinx archibenthalis (A. W. B. Powell, 1969) (unaccepted > superseded combination)
35. Species Leucosyrinx badenpowelli Dell, 1990 accepted as Antarctospira badenpowelli (Dell, 1990) (original combination)
36. Species Leucosyrinx circinata (Dall, 1873) accepted as Aforia circinata (Dall, 1873)
37. Species Leucosyrinx crispulata (E. von Martens, 1901) accepted as Cochlespira crispulata (E. von Martens, 1901) (unaccepted > superseded combination)
38. Species Leucosyrinx cuvierensis Mestayer, 1919 accepted as Terefundus cuvierensis (Mestayer, 1919) (superseded combination)
39. Species Leucosyrinx dalli (K. J. Bush, 1893) accepted as Corinnaeturris leucomata (Dall, 1881)
40. Species Leucosyrinx erica Thiele, 1925 accepted as Comitas erica (Thiele, 1925) (original combination)
41. Species Leucosyrinx erosina Dall, 1908 accepted as Borsonella erosina (Dall, 1908) (superseded combination)
42. Species Leucosyrinx falklandica A. W. B. Powell, 1951 accepted as Antarctospira falklandica (A. W. B. Powell, 1951) (original combination)
43. Species Leucosyrinx galapagana Dall, 1919 accepted as Exilia cortezi (Dall, 1908)
44. Species Leucosyrinx janetae Bartsch, 1934 accepted as Leucosyrinx verrillii (Dall, 1881) (synonym)
45. Species Leucosyrinx kincaidi Dall, 1919 accepted as Aforia kincaidi (Dall, 1919) (original combination)
46. Species Leucosyrinx macroberstoni A. W. B. Powell, 1958 accepted as Leucosyrinx macrobertsoni A. W. B. Powell, 1958 (misspelling)
47. Species Leucosyrinx mai B.-Q. Li & X.-Z. Li, 2008 accepted as Comispira mai (B.-Q. Li & X.-Z. Li, 2008) (original combination)
48. Species Leucosyrinx mawsoni A. W. B. Powell, 1958 accepted as Antarctospira mawsoni (A. W. B. Powell, 1958) (original combination)
49. Species Leucosyrinx pacifica Dall, 1908 accepted as Belomitra pacifica (Dall, 1908) (superseded combination)
50. Species Leucosyrinx paragenota A. W. B. Powell, 1951 accepted as Bela angusteplicata Strebel, 1905 accepted as Antarctospira angusteplicata (Strebel, 1905) (unaccepted > junior subjective synonym)
51. Species Leucosyrinx paratenoceras A. W. B. Powell, 1951 accepted as Typhlodaphne paratenoceras (A. W. B. Powell, 1951) (original combination)
52. Species Leucosyrinx persimilis (Dall, 1890) accepted as Aforia persimilis (Dall, 1890)
53. Species Leucosyrinx queenslandica A. W. B. Powell, 1969 accepted as Zemacies queenslandica (A. W. B. Powell, 1969) (superseded combination)
54. Species Leucosyrinx recta Hedley, 1903 accepted as Austrocarina recta (Hedley, 1903) (original combination)
55. Species Leucosyrinx sigsbeei (Dall, 1881) accepted as Leucosyrinx verrillii (Dall, 1881) (unaccepted > junior subjective synonym)
56. Species Leucosyrinx tenoceras (Dall, 1889) accepted as Leucosyrinx verrillii (Dall, 1881) (unaccepted > junior subjective synonym)
57. Species Leucosyrinx thomsoni Mestayer, 1919 accepted as Taranis nexilis bicarinata (Suter, 1915) (junior subjective synonym)
58. Species Leucosyrinx turritus Sysoev, 1990 accepted as Leucosyrinx turrita Sysoev, 1990 (wrong gender agreement of specific epithet)
59. Species Leucosyrinx vepallida (E. von Martens, 1902) accepted as Typhlosyrinx vepallida (E. von Martens, 1902)
60. Species Leucosyrinx barashi F. Nordsieck, 1982 (uncertain > taxon inquirendum)
61. Species Leucosyrinx taludana Castellanos & Landoni, 1993 (uncertain > nomen dubium)

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