1. Species Leucosyrinx aequatorialis Thiele, 1925
2. Species Leucosyrinx allisoni (Rehder & Ladd, 1973)
3. Species Leucosyrinx anteridion (R. B. Watson, 1881)
4. Species Leucosyrinx arcana (E. A. Smith, 1899)
5. Species Leucosyrinx archibenthalis A. W. B. Powell, 1969
6. Species Leucosyrinx argentina N. Sánchez & Pastorino, 2024
7. Species Leucosyrinx bernardeti Kantor, Fedosov & Puillandre, 2025
8. Species Leucosyrinx boiteuxi Kantor, Fedosov & Puillandre, 2025
9. Species Leucosyrinx bolbodes (R. B. Watson, 1881)
10. Species Leucosyrinx bolognai (Bozzetti, 2001)
11. Species Leucosyrinx bourgeoisae Kantor, Fedosov & Puillandre, 2025
12. Species Leucosyrinx breviplicata (E. A. Smith, 1899)
13. Species Leucosyrinx caecilia Thiele, 1925
14. Species Leucosyrinx canyonensis (Dell, 1956)
15. Species Leucosyrinx claviforma (Kosuge, 1992)
16. Species Leucosyrinx curviplicata (Sysoev, 1996)
17. Species Leucosyrinx derzellei Kantor, Fedosov & Puillandre, 2025
18. Species Leucosyrinx diomedea (A. W. B. Powell, 1969)
19. Species Leucosyrinx erna Thiele, 1925
20. Species Leucosyrinx eurina (E. A. Smith, 1899)
21. Species Leucosyrinx exulans (Dall, 1890)
22. Species Leucosyrinx farhatorum Kantor, Fedosov & Puillandre, 2025
23. Species Leucosyrinx floraecharlottae Kantor, Fedosov & Puillandre, 2025
24. Species Leucosyrinx gaelae Kantor, Fedosov & Puillandre, 2025
25. Species Leucosyrinx granuloplicata (Kosuge, 1992)
26. Species Leucosyrinx gypsina (Dall, 1895)
27. Species Leucosyrinx halicyria (Melvill, 1904)
28. Species Leucosyrinx hemimeres (R. B. Watson, 1881)
29. Species Leucosyrinx herilda (Dall, 1908)
30. Species Leucosyrinx herosae Kantor, Fedosov & Puillandre, 2025
31. Species Leucosyrinx jeedara Kantor, Hallan & Criscione, 2022
32. Species Leucosyrinx julia Thiele, 1925
33. Species Leucosyrinx kirai (A. W. B. Powell, 1969)
34. Species Leucosyrinx legalli Kantor, Fedosov & Puillandre, 2025
35. Species Leucosyrinx lemarcisi Kantor, Fedosov & Puillandre, 2025
36. Species Leucosyrinx lozoueti Kantor, Fedosov & Puillandre, 2025
37. Species Leucosyrinx luzonica (A. W. B. Powell, 1969)
38. Species Leucosyrinx macrobertsoni A. W. B. Powell, 1958
39. Species Leucosyrinx madagascariensis Ardovini, 2022
40. Species Leucosyrinx maestratii Kantor, Fedosov & Puillandre, 2025
41. Species Leucosyrinx margaritae (E. A. Smith, 1904)
42. Species Leucosyrinx melvilli (Schepman, 1913)
43. Species Leucosyrinx modicae Kantor, Fedosov & Puillandre, 2025
44. Species Leucosyrinx nodulocordata Kantor, Fedosov & Puillandre, 2025
45. Species Leucosyrinx oliverioi Kantor, Fedosov & Puillandre, 2025
46. Species Leucosyrinx pagodaeformis (Schepman, 1913)
47. Species Leucosyrinx palawanica (A. W. B. Powell, 1969)
48. Species Leucosyrinx paupera (R. B. Watson, 1881)
49. Species Leucosyrinx pelagia (Dall, 1881)
50. Species Leucosyrinx placaisae Kantor, Fedosov & Puillandre, 2025
51. Species Leucosyrinx plebeia (R. B. Watson, 1881)
52. Species Leucosyrinx powelli (Rehder & Ladd, 1973)
53. Species Leucosyrinx quinetae Kantor, Fedosov & Puillandre, 2025
54. Species Leucosyrinx rattiae Kantor, Fedosov & Puillandre, 2025
55. Species Leucosyrinx ringevali Kantor, Fedosov & Puillandre, 2025
56. Species Leucosyrinx sansibarica Thiele, 1925
57. Species Leucosyrinx schepmani Kantor, Fedosov & Puillandre, 2025
58. Species Leucosyrinx subgrundifera (Dall, 1888)
59. Species Leucosyrinx suratensis (Thiele, 1925)
60. Species Leucosyrinx thisbe (E. A. Smith, 1906)
61. Species Leucosyrinx truwalamuka Kantor, Hallan & Criscione, 2022
62. Species Leucosyrinx turrita Sysoev, 1990
63. Species Leucosyrinx undosa (Schepman, 1913)
64. Species Leucosyrinx urbanae Kantor, Fedosov & Puillandre, 2025
65. Species Leucosyrinx vanweddingenae Kantor, Fedosov & Puillandre, 2025
66. Species Leucosyrinx verrillii (Dall, 1881)
67. Species Leucosyrinx zahariasi Kantor, Fedosov & Puillandre, 2025
68. Species Leucosyrinx zucconi Kantor, Fedosov & Puillandre, 2025
69. Species Leucosyrinx barashi F. Nordsieck, 1982 (uncertain > taxon inquirendum)
70. Species Leucosyrinx elsa Thiele, 1925 (uncertain > taxon inquirendum)
71. Species Leucosyrinx equatorialis (Dall, 1919) (uncertain > taxon inquirendum)
72. Species Leucosyrinx esilda (Dall, 1908) (uncertain > taxon inquirendum)
73. Species Leucosyrinx taludana Castellanos & Landoni, 1993 (uncertain > nomen dubium)
74. Subgenus Leucosyrinx (Aforia) Dall, 1889 accepted as Aforia Dall, 1889 (unaccepted > superseded rank)
    1. Species Leucosyrinx (Aforia) circinata (Dall, 1873) accepted as Aforia circinata (Dall, 1873)
75. Subgenus Leucosyrinx (Sibogasyrinx) A. W. B. Powell, 1969 accepted as Sibogasyrinx A. W. B. Powell, 1969 (unaccepted > superseded rank)
    1. Species Leucosyrinx (Sibogasyrinx) archibenthalis A. W. B. Powell, 1969 accepted as Leucosyrinx archibenthalis A. W. B. Powell, 1969 (unaccepted > superseded combination)
    2. Species Leucosyrinx (Sibogasyrinx) pyramidalis (Schepman, 1913) accepted as Sibogasyrinx pyramidalis (Schepman, 1913)
76. Species Leucosyrinx amycus Dall, 1919 accepted as Aforia goodei (Dall, 1890) (unaccepted > junior subjective synonym)
77. Species Leucosyrinx angusteplicata (Strebel, 1905) accepted as Antarctospira angusteplicata (Strebel, 1905)
78. Species Leucosyrinx badenpowelli Dell, 1990 accepted as Antarctospira badenpowelli (Dell, 1990) (original combination)
79. Species Leucosyrinx clionella Dall, 1908 accepted as Burchia clionella (Dall, 1908) (unaccepted > superseded combination)
80. Species Leucosyrinx crispulata (E. von Martens, 1901) accepted as Cochlespira crispulata (E. von Martens, 1901) (unaccepted > superseded combination)
81. Species Leucosyrinx cuvierensis Mestayer, 1919 accepted as Terefundus cuvierensis (Mestayer, 1919) (superseded combination)
82. Species Leucosyrinx dalli (K. J. Bush, 1893) accepted as Corinnaeturris leucomata (Dall, 1881)
83. Species Leucosyrinx eremita (Murdoch & Suter, 1906) accepted as Antimelatoma eremita (Murdoch & Suter, 1906)
84. Species Leucosyrinx erica Thiele, 1925 accepted as Comispira erica (Thiele, 1925) (original combination)
85. Species Leucosyrinx erosina Dall, 1908 accepted as Borsonella erosina (Dall, 1908) (superseded combination)
86. Species Leucosyrinx falklandica A. W. B. Powell, 1951 accepted as Antarctospira falklandica (A. W. B. Powell, 1951) (original combination)
87. Species Leucosyrinx galapagana Dall, 1919 accepted as Exilia cortezi (Dall, 1908)
88. Species Leucosyrinx janetae Bartsch, 1934 accepted as Leucosyrinx verrillii (Dall, 1881) (synonym)
89. Species Leucosyrinx kantori J. H. McLean, 1995 accepted as Rhodopetoma amycus (Dall, 1919) (unnecessary replacement name for Antiplanes amycus, by McLean treated as a secondary homonym of Leucosyrinx amycus)
90. Species Leucosyrinx kincaidi Dall, 1919 accepted as Aforia kincaidi (Dall, 1919) (original combination)
91. Species Leucosyrinx lancea Y.-C. Lee, 2001 accepted as Sibogasyrinx lancea (Y.-C. Lee, 2001) (unaccepted > superseded combination)
92. Species Leucosyrinx macroberstoni A. W. B. Powell, 1958 accepted as Leucosyrinx macrobertsoni A. W. B. Powell, 1958 (misspelling)
93. Species Leucosyrinx mai B.-Q. Li & X.-Z. Li, 2008 accepted as Comispira mai (B.-Q. Li & X.-Z. Li, 2008) (original combination)
94. Species Leucosyrinx mawsoni A. W. B. Powell, 1958 accepted as Antarctospira mawsoni (A. W. B. Powell, 1958) (original combination)
95. Species Leucosyrinx pacifica Dall, 1908 accepted as Belomitra pacifica (Dall, 1908) (superseded combination)
96. Species Leucosyrinx paragenota A. W. B. Powell, 1951 accepted as Bela angusteplicata Strebel, 1905 accepted as Antarctospira angusteplicata (Strebel, 1905) (unaccepted > junior subjective synonym)
97. Species Leucosyrinx paratenoceras A. W. B. Powell, 1951 accepted as Typhlodaphne paratenoceras (A. W. B. Powell, 1951) (original combination)
98. Species Leucosyrinx persimilis (Dall, 1890) accepted as Aforia persimilis (Dall, 1890)
99. Species Leucosyrinx pikei (Dell, 1963) accepted as Sibogasyrinx pikei (Dell, 1963) (unaccepted > superseded combination)
100. Species Leucosyrinx queenslandica A. W. B. Powell, 1969 accepted as Zemacies queenslandica (A. W. B. Powell, 1969) (superseded combination)
101. Species Leucosyrinx recta Hedley, 1903 accepted as Austrocarina recta (Hedley, 1903) (original combination)
102. Species Leucosyrinx sigsbeei (Dall, 1881) accepted as Leucosyrinx verrillii (Dall, 1881) (unaccepted > junior subjective synonym)
103. Species Leucosyrinx tenoceras (Dall, 1889) accepted as Leucosyrinx verrillii (Dall, 1881) (unaccepted > junior subjective synonym)
104. Species Leucosyrinx thomsoni Mestayer, 1919 accepted as Taranis nexilis bicarinata (Suter, 1915) (junior subjective synonym)
105. Species Leucosyrinx turritus Sysoev, 1990 accepted as Leucosyrinx turrita Sysoev, 1990 (wrong gender agreement of specific epithet)
106. Species Leucosyrinx vepallida (E. von Martens, 1902) accepted as Typhlosyrinx vepallida (E. von Martens, 1902) (unaccepted > superseded combination)

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