1. Species Bucephalopsis ablennus Gu & Shen, 1976 accepted as Prosorhynchoides ablennus (Gu & Shen, 1976) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (superseded combination)
2. Species Bucephalopsis arcuata (Linton, 1900) Eckmann, 1932 accepted as Prosorhynchoides arcuatus (Linton, 1900) Love & Moser, 1983 (unaccepted > superseded combination)
3. Species Bucephalopsis attenuata (Siddiqi & Cable, 1960) Yamaguti, 1971 accepted as Prosorhynchoides attenuatus (Siddiqi & Cable, 1960) Bray & Justine, 2011 (Superseded combination)
4. Species Bucephalopsis basargini Layman, 1930 accepted as Bucephaloides basargini (Layman, 1930) accepted as Prosorhynchoides basargini (Layman, 1930) Margolis & Arthur, 1979 (Superseded combination)
5. Species Bucephalopsis belonea Srivastava, 1938 accepted as Prosorhynchoides belonea (Srivastava, 1938) Maurya, Gupta & Saxena, 2018 accepted as Prosorhynchoides karvei (Bhalerao, 1937) Srivastava & Chauhan, 1973 (superseded combination)
6. Species Bucephalopsis bennetti (Hopkins & Sparks, 1958) accepted as Prosorhynchoides bennetti (Hopkins & Sparks, 1958) Curran & Overstreet, 2009 (Transferred to Prosorhynchoides)
7. Species Bucephalopsis bipapillosa (Manter & Pritchard, 1961) Yamaguti, 1970 accepted as Dollfustrema bipapillosum Manter & Pritchard, 1961 (Superseded combination)
8. Species Bucephalopsis brayi Ahmad, 1987 accepted as Prosorhynchoides brayi (Ahmad, 1987) Madhavi, 2011 (Transferred to Prosorhynchoides)
9. Species Bucephalopsis caecorum (Hopkins, 1956) accepted as Prosorhynchoides caecorum (Hopkins, 1956) Bott & Cribb, 2005 (unaccepted > superseded combination)
10. Species Bucephalopsis callicotyle Kohn, 1962 accepted as Prosorhynchoides arcuatus (Linton, 1900) Love & Moser, 1983 (unaccepted > junior subjective synonym)
11. Species Bucephalopsis chorinemi Gupta & Ahmad, 1976 accepted as Prosorhynchoides chorinemi (Gupta & Ahmad, 1976) Madhavi, 2011 (Transferred to Prosorhynchoides)
12. Species Bucephalopsis collichthydis Qiu & Li in Shen & Qiu, 1995 accepted as Prosorhynchoides collichthydis (Qiu & Li in Shen & Qiu, 1995) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (Transferred to Prosorhynchoides)
13. Species Bucephalopsis cuculus (McCrady, 1874) accepted as Bucephalus cuculus McCrady, 1874 accepted as Prosorhynchoides haimeana (Lacaze-Duthiers, 1854) (superseded combination)
14. Species Bucephalopsis elongatus Ozaki, 1928 accepted as Prosorhynchoides elongatus (Ozaki, 1928) Bott & Cribb, 2005 (Superseded combination)
15. Species Bucephalopsis exilis Nicoll, 1915 accepted as Prosorhynchoides exilis (Nicoll, 1915) (Superseded combination)
16. Species Bucephalopsis garuai Verma, 1936 accepted as Prosorhynchoides garuai (Verma, 1936) Srivastava & Chauhan, 1973 (unaccepted > superseded combination)
17. Species Bucephalopsis gracilescens (Rudolphi, 1819) Nicoll, 1914 accepted as Prosorhynchoides gracilescens (Rudolphi, 1819) Stunkard, 1976 (Superseded combination)
18. Species Bucephalopsis haimeanus (Lacaze-Duthiers, 1854) Nicoll, 1914 accepted as Prosorhynchoides haimeana (Lacaze-Duthiers, 1854) (Synonym)
19. Species Bucephalopsis hemirhamphi Fischthal & Nasir, 1974 accepted as Prosorhynchoides strongylurae (Hopkins, 1954) Curran & Overstreet, 2009 (Synonymy according to Hassanine (2002))
20. Species Bucephalopsis hupehensis Wang & Pan, 1964 accepted as Prosorhynchoides hupehensis (Wang & Pan, 1964) (synonym)
21. Species Bucephalopsis karvei Bhalerao, 1937 accepted as Prosorhynchoides karvei (Bhalerao, 1937) Srivastava & Chauhan, 1973 (unaccepted > superseded combination)
22. Species Bucephalopsis labiatus Manter & Van Cleave, 1951 accepted as Bucephalopsis labiata Manter & Van Cleave, 1951 accepted as Prosorhynchoides labiatus (Manter & Van Cleave, 1951) Love & Moser, 1983 (unavailable name: incorrect original spelling)
23. Species Bucephalopsis latus Ozaki, 1928 accepted as Prosorhynchoides latus (Ozaki, 1928) Munoz & Bott, 2011 (unaccepted > superseded combination)
24. Species Bucephalopsis longicirrus Nagaty, 1937 accepted as Rhipidocotyle longicirrus (Nagaty, 1937) Bartoli & Bray, 2005 (synonym)
25. Species Bucephalopsis longoviferus Manter, 1940 accepted as Prosorhynchoides longoviferus (Manter, 1940) Curran & Overstreet, 2009 (Superseded combination)
26. Species Bucephalopsis microcirrus Chauhan, 1943 accepted as Prosorhynchoides microcirrus (Chauhan, 1943) Srivastava & Chauhan, 1973 (Transferred to Prosorhynchoides)
27. Species Bucephalopsis minima (Stossich, 1887) Yamaguti, 1971 accepted as Bucephalus minimus (Stossich, 1887) Nicoll, 1914
28. Species Bucephalopsis minimus Verma, 1936 accepted as Prosorhynchoides minimus (Verma, 1936) Bott & Cribb, 2005 accepted as Prosorhynchoides magnum (Verma, 1936) Srivastava & Chauhan, 1973 accepted as Prosorhynchoides magnus (Verma, 1936) Srivastava & Chauhan, 1973 (Superseded combination)
29. Species Bucephalopsis obpyriformis Gu & Shen, 1976 accepted as Prosorhynchoides obpyriformis (Gu & Shen, 1976) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (Superseded combination)
30. Species Bucephalopsis ovatus Ozaki, 1928 accepted as Prosorhynchoides ozakii (Nagaty, 1937) Margolis & Arthur, 1979 (secondary homonym and synonym)
31. Species Bucephalopsis ovatus (Linton, 1900) Nagaty, 1937 accepted as Prosorhynchoides ovatus (Linton, 1900) Dollfus, 1929 (unaccepted > superseded combination)
32. Species Bucephalopsis paralichthydis (Corkum, 1961) accepted as Prosorhynchoides paralichthydis (Corkum, 1961) Curran & Overstreet, 2009 (synonym)
33. Species Bucephalopsis philippinorum (Velasquez, 1959) accepted as Prosorhynchoides philippinorum (Velasquez, 1959) Arthur & Lumanlan-Mayo, 1997 (Superseded combination)
34. Species Bucephalopsis pritchardae Govind, 1986 accepted as Prosorhynchoides pritchardae (Govind, 1986) Bott & Cribb, 2005 (Superseded combination)
35. Species Bucephalopsis productiovalis Lebedev, 1968 accepted as Prosorhynchoides productiovalis (Lebedev, 1968) Bott & Cribb, 2005 (synonym)
36. Species Bucephalopsis rhynchobati Wang, 1985 accepted as Prosorhynchoides rhynchobati (Wang, 1985) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (Superseded combination)
37. Species Bucephalopsis rioplatensis Szidat, 1970 accepted as Prosorhynchoides rioplatensis (Szidat, 1970) Lunaschi, 2003 (synonym)
38. Species Bucephalopsis scomberomorus (Corkum, 1968) accepted as Prosorhynchoides scomberomorus (Corkum, 1968) Curran & Overstreet, 2009 (Transferred to Prosorhynchoides)
39. Species Bucephalopsis scombropis Yamaguti, 1938 accepted as Prosorhynchoides scombropis (Yamaguti, 1938) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (Superseded combination)
40. Species Bucephalopsis scombropsis Yamaguti, 1938 accepted as Bucephalopsis scombropis Yamaguti, 1938 accepted as Prosorhynchoides scombropis (Yamaguti, 1938) Liu, Peng, Gao, Fu, Wu, Lu, Gao & Xiao, 2010 (lapsus)
41. Species Bucephalopsis sibi Yamaguti, 1940 accepted as Prosorhynchoides sibi (Yamaguti, 1940) Love & Moser, 1983 (synonym)
42. Species Bucephalopsis strongylurae (Hopkins, 1954) Yamaguti, 1958 accepted as Prosorhynchoides strongylurae (Hopkins, 1954) Curran & Overstreet, 2009 (unaccepted > superseded combination)
43. Species Bucephalopsis tenuis Yamaguti, 1952 accepted as Prosorhynchoides tenuis (Yamaguti, 1952) Bray & Justine, 2011 (synonym)
44. Species Bucephalopsis tergestina (Stossich, 1883) accepted as Prosorhynchoides tergestinus (Stossich, 1883) Bartoli, Bray & Gibson, 2005 (synonym)
45. Species Bucephalopsis thapari Gupta & Singh, 1985 accepted as Prosorhynchoides thapari (Gupta & Singh, 1985) accepted as Prosorhynchoides guptai Bott & Cribb, 2005 accepted as Prosorhynchoides pritchardae (Govind, 1986) Bott & Cribb, 2005 (Superseded combination)
46. Species Bucephalopsis trachichthodi Lebedev, 1968 accepted as Prosorhynchoides trachichthodi (Lebedev, 1968) (Transferred to Prosorhynchoides)
47. Species Bucephalopsis trichiuri (Sogandares-Bernal, 1955) Yamaguti, 1958 accepted as Prosorhynchoides trichiuri (Sogandares-Bernal, 1955) Curran & Overstreet, 2009 (Transferred to Prosorhynchoides)
48. Species Bucephalopsis triglae (van Beneden, 1870) Eckmann, 1932 accepted as Rhipidocotyle triglae (Van Beneden, 1870) Kniskern, 1952 (superseded combination)
49. Species Bucephalopsis tylosuris Ozaki & Ozaki, 1952 accepted as Prosorhynchoides tylosuris (Ozaki & Ozaki, 1952) Hammond, Cribb & Bott, 2018 (synonym)

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