1. Species Diplectanum aculeatum Parona & Perugia, 1889
2. Species Diplectanum aequans (Wagener, 1857) Diesing, 1858
3. Species Diplectanum banyulense Oliver, 1968
4. Species Diplectanum belengeri (Chauhan, 1945) Chauhan, 1954
5. Species Diplectanum bocqueti Oliver, 1980
6. Species Diplectanum chabaudi Oliver, 1980
7. Species Diplectanum diacanthi Porter, Barton, Francis & Shamsi, 2023
8. Species Diplectanum dollfusi Oliver, 1980
9. Species Diplectanum femineum Justine & Henry, 2010
10. Species Diplectanum flagritubus Nagibina, 1976
11. Species Diplectanum glandulosum Williams, 1989
12. Species Diplectanum guptai Pandey & Agrawal, 2008 (accepted > nomen novum)
13. Species Diplectanum jamestownense Obiekezie, 1988
14. Species Diplectanum labourgi Oliver, 1973
15. Species Diplectanum lutiani Pillai & Pillai, 1976
16. Species Diplectanum minousi (Gupta & Khullar, 1967) Oliver, 1987
17. Species Diplectanum minutum Tripathi, 1957
18. Species Diplectanum oliveri Williams, 1989
19. Species Diplectanum opercularei (Gupta & Sachdeva, 1986) Pandey & Agrawal, 2008
20. Species Diplectanum parvum Justine, 2008
21. Species Diplectanum psammopercis Pillai & Pillai, 1976
22. Species Diplectanum sciaenae Van Beneden & Hesse, 1863
23. Species Diplectanum simile Bychowsky, 1957
24. Species Diplectanum timorcanthus Porter, Barton, Francis & Shamsi, 2023
25. Species Diplectanum tripathii Pillai & Pillai, 1976
26. Species Diplectanum bauchotae Oliver & Paperna, 1984 (uncertain, Incertae sedis)
27. Species Diplectanum cayennense Euzet & Durette-Desset, 1973 (uncertain, Incertae sedis)
28. Species Diplectanum collinsi (Mueller, 1936) Price, 1937 (uncertain, Incertae sedis)
29. Species Diplectanum copiosum Boeger, Fehlauer & Marques, 2006 (uncertain, Incertae sedis)
30. Species Diplectanum decorum Kritsky & Thatcher, 1984 (uncertain, Incertae sedis)
31. Species Diplectanum elongatum Obiekezie, 1988 (uncertain, Incertae sedis)
32. Species Diplectanum enyenihii Obiekezie, 1988 (uncertain, Incertae sedis)
33. Species Diplectanum fujianense Zhang & Liu, 1995 (uncertain, Incertae sedis)
34. Species Diplectanum furcelamellosum Zhang, Liu & Ding, 2000 (uncertain, Incertae sedis)
35. Species Diplectanum fusiforme Oliver & Paperna, 1984 (uncertain, Incertae sedis)
36. Species Diplectanum grassei Oliver, 1974 (uncertain, Incertae sedis)
37. Species Diplectanum jaculator Mizelle & Kritsky, 1969 (uncertain, Incertae sedis)
38. Species Diplectanum jerbuae Gupta & Khanna, 1974 (uncertain, Incertae sedis)
39. Species Diplectanum kuhliae Yamaguti, 1968 (uncertain, Incertae sedis)
40. Species Diplectanum laubieri Lambert & Maillard, 1974 (uncertain, Incertae sedis)
41. Species Diplectanum lichtenfelsi Oliver & Paperna, 1984 (uncertain, Incertae sedis)
42. Species Diplectanum maculatum Tripathi, 1957 (uncertain, Incertae sedis)
43. Species Diplectanum melvillei Oliver & Paperna, 1984 (uncertain, Incertae sedis)
44. Species Diplectanum nagibinae Oliver & Paperna, 1984 (uncertain, Incertae sedis)
45. Species Diplectanum nanus Justine, 2007 (uncertain, Incertae sedis)
46. Species Diplectanum narimeen Unithan, 1964 (uncertain, Incertae sedis)
47. Species Diplectanum orissai (Gupta & Krishna, 1979) Oliver, 1987 (uncertain, Incertae sedis)
48. Species Diplectanum puriense Tripathi, 1957 (uncertain, Incertae sedis)
49. Species Diplectanum secundum (Tripathi, 1957) Yamaguti, 1963 (uncertain, Incertae sedis)
50. Species Diplectanum spirale Nagibina, 1976 (uncertain, Incertae sedis)
51. Species Diplectanum squamatum Santos, Timi & Gibson, 2002 (uncertain, Incertae sedis)
52. Species Diplectanum sumpit Lim, 2006 (uncertain, Incertae sedis)
53. Species Diplectanum tangzhongzhangi Zhang & Liu, 1995 (uncertain, Incertae sedis)
54. Species Diplectanum toxotes Mizelle & Kritsky, 1969 (uncertain, Incertae sedis)
55. Species Diplectanum uitoe Justine, 2007 (uncertain, Incertae sedis)
56. Species Diplectanum umbrinum Tripathi, 1957 (uncertain, Incertae sedis)
57. Species Diplectanum undulicirrosum Zhang, Liu & Ding, 2000 (uncertain, Incertae sedis)
58. Species Diplectanum veropolynemi Nagibina, 1976 (uncertain, Incertae sedis)
59. Species Diplectanum americanum Price, 1937 accepted as Cycloplectanum americanum (Price, 1937) Oliver, 1968 accepted as Pseudorhabdosynochus americanus (Price, 1937) Kritsky & Beverley-Burton, 1986 (Superseded combination)
60. Species Diplectanum amplidiscatum Bravo-Hollis, 1954 accepted as Cycloplectanum amplidiscatum (Bravo-Hollis, 1954) Beverley-Burton & Suriano, 1981 accepted as Pseudorhabdosynochus amplidiscatus (Bravo-Hollis, 1954) Kritsky & Beverley-Burton, 1986 (Superseded combination)
61. Species Diplectanum balistes MacCallum, 1915 accepted as Diplectanotrema balistes (MacCallum, 1915) Price, 1937 (Superseded combination)
62. Species Diplectanum bilobatum Hargis, 1955 accepted as Cynoscionella bilobatum (Hargis, 1955) Chero, Cruces, Sáez & Luque, 2022 accepted as Cynoscionella bilobata (Hargis, 1955) Chero, Cruces, Sáez & Luque, 2022 (unaccepted > superseded combination, Incertae sedis)
63. Species Diplectanum blairense Gupta & Khanna, 1974 accepted as Paradiplectanum blairense (Gupta & Khanna, 1974) Domingues & Boeger, 2008 (unaccepted > superseded combination, synonym)
64. Species Diplectanum bychowskyi Nagibina, 1976 accepted as Murraytrematoides bychowskii (Nagibina, 1976) Oliver, 1987 (Superseded combination)
65. Species Diplectanum cazauxi Oliver & Paperna, 1984 accepted as Latericaecum cazauxi (Oliver & Paperna, 1984) Domingues & Boeger, 2008 (Superseded combination)
66. Species Diplectanum cupatum Young, 1969 accepted as Pseudorhabdosynochus cupatus (Young, 1969) Kritsky & Beverley-Burton, 1986 (Superseded combination)
67. Species Diplectanum curvivagina Yamaguti, 1968 accepted as Oliveriplectanum curvivagina (Yamaguti, 1968) Domingues & Boeger, 2008 (Superseded combination)
68. Species Diplectanum diplobulbus Yamaguti, 1968 accepted as Heteroplectanum diplobulbus (Yamaguti, 1968) Rakotofiringa, Oliver & Lambert, 1987 accepted as Acleotrema diplobulbus (Yamaguti, 1968) Domingues & Boeger, 2007 (Superseded combination)
69. Species Diplectanum echinophallus Euzet & Oliver, 1965 accepted as Cycloplectanum echinophallus (Euzet & Oliver, 1965) Oliver, 1968 accepted as Echinoplectanum echinophallus (Euzet & Oliver, 1965) Justine & Euzet, 2006 (Superseded combination)
70. Species Diplectanum epinepheli Yamaguti, 1938 accepted as Pseudorhabdosynochus epinepheli (Yamaguti, 1938) Kritsky & Beverley-Burton, 1986 (Superseded combination)
71. Species Diplectanum gatunense Mendoza Franco, Roche & Torchin, 2008 accepted as Neodiplectanum gatunense (Mendoza Franco, Roche & Torchin, 2008) (Superseded combination)
72. Species Diplectanum girellae (Johnston & Tiegs, 1922) Price, 1937 accepted as Acleotrema girellae Johnston & Tiegs, 1922 (Superseded combination)
73. Species Diplectanum grouperi Bu, Leong, Wong, Woo & Foo, 1999 accepted as Pseudorhabdosynochus grouperi (Bu, Leong, Wong, Woo & Foo, 1999) Wu, Li, Zhu & Xie, 2005 accepted as Cryptoplectanum grouperi (Bu, Leong, Wong, Woo & Foo, 1999) Ogawa, Yamauchi, Waki, Shin & Shirakashi, 2026 (Superseded combination)
74. Species Diplectanum hargisi Oliver & Paperna, 1984 accepted as Pseudorhabdosynochus hargisi (Oliver & Paperna, 1984) Santos, Buchmann & Gibson, 2000 (Superseded combination)
75. Species Diplectanum harid Morsy, El Fayoumi, Al Shahawy & Fahmy, 2014 (Publication not compliant with Article 8.5 (2012) of the ICZN re. e-publications)
76. Species Diplectanum hongkongense (Beverley-Burton & Suriano, 1981) accepted as Pseudorhabdosynochus epinepheli (Yamaguti, 1938) Kritsky & Beverley-Burton, 1986 (synonym)
77. Species Diplectanum lactophrys MacCallum, 1915 accepted as Ancyrocephalus lactophrys (MacCallum, 1915) Johnston & Tiegs, 1922 accepted as Haliotrema lactophrys (MacCallum, 1915) Vala, Maillard & Overstreet, 1982 (Superseded combination)
78. Species Diplectanum latesi Tripathi, 1957 accepted as Laticola latesi (Tripathi, 1957) Yang, Kritsky, Sun, Zhang, Shi & Agrawal, 2006 (Superseded combination)
79. Species Diplectanum longipenis (Yamaguti, 1934) accepted as Lepidotrema longipenis (Yamaguti, 1934) Kritsky, Jiménez-Ruiz & Sey, 2000 (unaccepted > superseded combination)
80. Species Diplectanum longiphallus MacCallum, 1915 accepted as Parancylodiscoides longiphallus (MacCallum, 1915) Lim & Gibson, 2009 (Superseded combination)
81. Species Diplectanum maa Justine & Sigura, 2007 accepted as Cryptoplectanum maa (Justine & Sigura, 2007) Ogawa, Yamauchi, Waki, Shin & Shirakashi, 2026 (unaccepted > superseded combination)
82. Species Diplectanum magnodiscatum Fuentes Zambrano, 1997 accepted as Neodiplectanum magnodiscatum (Fuentes Zambrano, 1997) Domingues, Diamanka & Pariselle, 2011 (Superseded combination)
83. Species Diplectanum megacirrus (Maillard & Vala, 1980) Oliver, 1987 accepted as Acanthocercodes megacirrus (Maillard & Vala, 1980) Kritsky & Diggles, 2015 (Superseded combination)
84. Species Diplectanum mexicanum Mendoza Franco, Roche & Torchin, 2008 accepted as Neodiplectanum mexicanum (Mendoza Franco, Roche & Torchin, 2008) Domingues, Diamanka & Pariselle, 2011 (Superseded combination)
85. Species Diplectanum monticellii Domingues & Boeger, 2003 accepted as Cynoscionella monticellii (Domingues & Boeger, 2003) Chero, Cruces, Sáez & Luque, 2022 (unaccepted > superseded combination, Incertae sedis)
86. Species Diplectanum nenue Yamaguti, 1968 accepted as Heteroplectanum nenue (Yamaguti, 1968) Rakorofiringa, Oliver & Lambert, 1987 accepted as Acleotrema nenue (Yamaguti, 1968) Dominques & Boeger, 2007 (Superseded combination)
87. Species Diplectanum opakapaka Yamaguti, 1968 accepted as Cycloplectanum opakapaka (Yamaguti, 1968) Oliver, 1987 accepted as Oliveriplectanum opakapaka (Yamaguti, 1968) Domingues & Boeger, 2008 (Superseded combination)
88. Species Diplectanum paralatesi Nagibina, 1976 accepted as Laticola paralatesi (Nagabina, 1976) Yang, Kritsky, Sun, Zhang, Shi & Agrawal, 2006 (Superseded combination)
89. Species Diplectanum pedatum (Wagener, 1857) Diesing, 1858 (unaccepted > nomen nudum)
90. Species Diplectanum penangi Liang & Leong, 1991 accepted as Dolicirroplectanum penangi (Liang & Leong, 1991) Kmentová, Gelnar & Vanhove, 2020 (unaccepted > superseded combination, Incertae sedis)
91. Species Diplectanum plectropomi Young, 1969 accepted as Echinoplectanum plectropomi (Young, 1969) Justine & Euzet, 2006 (Superseded combination)
92. Species Diplectanum plurovitellum MacCallum, 1915 accepted as Diplectanotrema pleurovitellum (MacCallum, 1915) Johnston & Tiegs, 1922 accepted as Diplectanotrema balistes (MacCallum, 1915) Price, 1937 (Superseded combination)
93. Species Diplectanum polynemus Tripathi, 1957 accepted as Acanthocercodes polynemus (Tripathi, 1957) Kritsky & Diggles, 2015 (Superseded combination)
94. Species Diplectanum priacanthi Yamaguti, 1968 accepted as Oliveriplectanum priacanthi (Yamaguti, 1968) Domingues & Boeger, 2008 (Superseded combination)
95. Species Diplectanum puriensis Tripathi, 1957 accepted as Diplectanum puriense Tripathi, 1957 (unaccepted > incorrect grammatical agreement of specific epithet)
96. Species Diplectanum querni Yamaguti, 1968 accepted as Pseudorhabdosynochus querni (Yamaguti, 1968) Kritsky & Beverley-Burton, 1986 (Superseded combination)
97. Species Diplectanum robustitubum Wu & Li, 2003 accepted as Oliveriplectanum robustitubum (Wu & Li, 2003) Kritsky, Al-Darwesh & Ali, 2024 (unaccepted > superseded combination)
98. Species Diplectanum serrani Yamaguti, 1953 accepted as Pseudorhabdosynochus serrani (Yamaguti, 1953) Kritsky & Beverley-Burton, 1986 (Superseded combination)
99. Species Diplectanum setosum Nagibina, 1976 accepted as Latiphagum setosum (Nagibina, 1976) Nitta, 2019 (Superseded combination)
100. Species Diplectanum setosus Nagibina, 1976 accepted as Diplectanum setosum Nagibina, 1976 accepted as Latiphagum setosum (Nagibina, 1976) Nitta, 2019 (Malformed suffix)
101. Species Diplectanum sillagonum Tripathi, 1957 accepted as Paradiplectanum sillagonum (Tripathi, 1957) Domingues & Boeger, 2008 (Superseded combination)
102. Species Diplectanum similis Bychowsky, 1957 accepted as Diplectanum simile Bychowsky, 1957 (unaccepted > incorrect grammatical agreement of specific epithet)
103. Species Diplectanum spiculare Yamaguti, 1968 accepted as Acleotrema spiculare (Yamaguti, 1968) Domingues & Boeger, 2007 (Superseded combination)
104. Species Diplectanum spinosum (Maillard & Vala, 1980) Oliver, 1987 accepted as Acanthocercodes spinosus (Maillard & Vala, 1980) Kritsky & Diggles, 2015 (Superseded combination)
105. Species Diplectanum spiralis Nagibina, 1976 accepted as Diplectanum spirale Nagibina, 1976 (unaccepted > incorrect grammatical agreement of specific epithet)
106. Species Diplectanum stetoxus "Nagibina, 1976" of Zhang et al. (2001) accepted as Diplectanum setosus Nagibina, 1976 accepted as Diplectanum setosum Nagibina, 1976 accepted as Latiphagum setosum (Nagibina, 1976) Nitta, 2019 (unaccepted > junior subjective synonym, Lapsus)
107. Species Diplectanum summanae Young, 1969 accepted as Pseudorhabdosynochus summanae (Young, 1969) Kritsky & Beverley-Burton, 1986 (Superseded combination)
108. Species Diplectanum teuthis MacCallum, 1915 accepted as Ancyrocephalus teuthis (MacCallum, 1915) accepted as Haliotrema teuthis (MacCallum, 1915) Young, 1968 (Superseded combination)
109. Species Diplectanum trichocarpoides Pan & Zhang, 1997 (unaccepted > nomen nudum)
110. Species Diplectanum trichocarpoides Ding, Liu & Zhang, 1997 (unaccepted > unavailable name, Erected in an unpublished conference abstract.)
111. Species Diplectanum tylosuri MacCallum, 1917 accepted as Hemirhamphiculus tylosuri (MacCallum, 1917) Kritsky & Bakenhaster, 2024 (unaccepted > superseded combination, Incertae sedis)
112. Species Diplectanum undulicirrosum Zhang, Liu, Ding & Chen, 2000 accepted as Teraplectanum undulicirrosum (Zhang, Liu, Ding & Chen, 2000) Lim, 2015 (Superseded combination)
113. Species Diplectanum vagampullum Young, 1969 accepted as Pseudorhabdosynochus vagampullum (Young, 1969) Kritsky & Beverley-Burton, 1986 (Superseded combination)
114. Species Diplectanum wennigeri (Mizelle & Blatz, 1941) accepted as Neodiplectanum wenningeri Mizelle & Blatz, 1941 (unaccepted > superseded combination)
115. Species Diplectanum yamagutii Oliver, 1983 accepted as Acleotrema yamagutii (Oliver, 1983) Domingues & Boeger, 2007 (Superseded combination)

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