• Allomegasolena attenuata Siddiqi & Cable, 1960 accepted as Vitellibaculum attenuatum (Siddiqi & Cable, 1960) Durio & Manter, 1968
• Allomegasolena spinosa Siddiqi & Cable, 1960 accepted as Vitellibaculum spinosum (Siddiqi & Cable, 1960) Durio & Manter, 1968
• Allomonorchis huangfuensis Lü, Wu & Chen, 1999
• Atractotrema fusum Goto & Ozaki, 1929 accepted as Emprostiotrema fusum (Goto & Ozaki, 1929) Cianferoni & Ceccolini, 2021
• Atractotrema kuntzi Ahmad, 1985 accepted as Emprostiotrema kuntzi (Ahmad, 1985) Cianferoni & Ceccolini, 2021
• Atractotrema sigani Durio & Manter, 1969 accepted as Emprostiotrema sigani (Durio & Manter, 1969) Cianferoni & Ceccolini, 2021
• Cadenatella americana Manter, 1949
• Cadenatella brumpti (Dollfus, 1946) Nahhas & Cable, 1964
• Cadenatella cadenati Dollfus, 1946
• Cadenatella dohenyi (Winter, 1957) Nahhas & Cable, 1964
• Cadenatella dollfusi (Hafeezullah, 1980) Bray & Cribb, 2001
• Cadenatella floridae Overstreet, 1969
• Cadenatella isuzumi Machida, 1993
• Cadenatella kyphosi Nahhas & Cable, 1964
• Cadenatella pacifica (Yamaguti, 1970) Bray & Cribb, 2001
• Capitimitta costata Pulis & Overstreet, 2013
• Capitimitta darwinensis Pulis & Overstreet, 2013
• Carassotrema bengalense Rekharani & Madhavi, 1985
• Carassotrema clupanodonae Liu, 2003
• Carassotrema estuarinum Tang & Lin, 1979
• Carassotrema flecterotestis (Zhukov, 1971) Yu, Peng & Liu, 2005 accepted as Platydidymus flecterotestis (Zhukov, 1971) Overstreet & Curran, 2005
• Carassotrema ginezinskajae Kulakova & Ha Ky, 1976
• Carassotrema heterorchis Wang & Pan, 1984 accepted as Platydidymus heterorchis (Wang & Pan, 1984) Overstreet & Curran, 2005
• Carassotrema koreanum Park, 1938
• Carassotrema kui Tang & Lin, 1963 accepted as Platydidymus kui (Tang & Lin, 1963) Overstreet & Curran, 2005
• Carassotrema lamellorchis Wang, 1964 (unaccepted > nomen nudum)
• Carassotrema lemellorchis Wang, 1973
• Carassotrema lizae Al-Daraji, 1999
• Carassotrema megapharyngus Wang, 1964 accepted as Platydidymus megapharyngus (Wang, 1964) Overstreet & Curran, 2005
• Carassotrema mugilicola Shireman, 1964 accepted as Chalcinotrema mugilicola (Shireman, 1964) Conroy & Conroy, 1986 accepted as Intromugil mugilicolus (Shireman, 1964) Overstreet & Curran, 2005 accepted as Intromugil mugilicola (Shireman, 1964) Overstreet & Curran, 2005
• Carassotrema mugilicolum Shireman, 1965 accepted as Carassotrema mugilicola Shireman, 1964 accepted as Chalcinotrema mugilicola (Shireman, 1964) Conroy & Conroy, 1986 accepted as Intromugil mugilicolus (Shireman, 1964) Overstreet & Curran, 2005 accepted as Intromugil mugilicola (Shireman, 1964) Overstreet & Curran, 2005
• Carassotrema philippinense Machida, 1996 accepted as Platydidymus philippinensis (Machida, 1996) Overstreet & Curran, 2005
• Carassotrema pterorchis Wang, 1964
• Carassotrema schistorchis Wang & Pan, 1984
• Carassotrema tilapiae Nasir & Gómez, 1976 accepted as Culuwiya tilapiae (Nasir & Gómez, 1976) Overstreet & Curran, 2005 accepted as Saccocoelioides tilapiae (Nasir & Gómez, 1976) Curran, Pulis, Andres & Overstreet, 2018
• Carassotrema wui Tang & Lin, 1979
• Chalcinotrema lucieni Brooks, 1977
• Chalcinotrema mugilicola (Shireman, 1964) Conroy & Conroy, 1986 accepted as Intromugil mugilicolus (Shireman, 1964) Overstreet & Curran, 2005 accepted as Intromugil mugilicola (Shireman, 1964) Overstreet & Curran, 2005
• Chalcinotrema platense (Lunaschi, 1984) Overstreet & Curran, 2005
• Chalcinotrema ruedasueltensis Thatcher, 1978 accepted as Saccocoelioides ruedasueltensis (Thatcher, 1978) Curran, Pulis, Andres & Overstreet, 2018
• Chalcinotrema salobrense Teixeira de Freitas, 1947
• Chalcinotrema salobrensis Teixeira de Freitas, 1947 accepted as Chalcinotrema salobrense Teixeira de Freitas, 1947
• Chalcinotrema simonei Travassos, Texeira de Freitas & Buhrnheim, 1965 accepted as Intromugil simonei (Travassos, Texeira de Freitas & Buhrnheim, 1965) Overstreet & Curran, 2005
• Chalcinotrema thatcheri Kohn, Fernandes & Gibson, 1999
• Chalicinotrema tilapiae (Nasir & Gómez, 1976) Kohn, Fernandes & Gibson, 1999 accepted as Culuwiya tilapiae (Nasir & Gómez, 1976) Overstreet & Curran, 2005 accepted as Saccocoelioides tilapiae (Nasir & Gómez, 1976) Curran, Pulis, Andres & Overstreet, 2018
• Conohelmins kamegaii (Machida & Kurumochi, 2000) Overstreet & Curran, 2005
• Conohelmins venezuelensis Fischthal & Nasir, 1974
• Culuwiya agonostomus (Dyer, Bunkley-Williams & Williams, 1999) Overstreet & Curran, 2005 accepted as Saccocoelioides agonostomus Dyer, Bunkley-Williams & Williams, 1999
• Culuwiya beauforti (Hunter & Thomas, 1961) Overstreet & Curran, 2005 accepted as Saccocoelioides beauforti (Hunter & Thomas, 1961) Overstreet, 1971
• Culuwiya cichlidorum Aguirre-Macedo & Scholz, 2005 accepted as Saccocoelioides cichlidorum (Aguirre-Macedo & Scholz, 2005) Garcia Varela, Andrade-Gómez & Pinacho-Pinacho, 2017
• Culuwiya overstreeti (Fernandez Bargiela, 1987) Overstreet & Curran, 2005 accepted as Saccocoelioides overstreeti Fernandez Bargiela, 1987
• Culuwiya papernai (Fernandez Bargiela, 1987) Curran & Overstreet, 2005 accepted as Saccocoelioides papernai Fernández Bargiela, 1987 accepted as Saccocoelioides overstreeti Fernandez Bargiela, 1987
• Culuwiya tilapiae (Nasir & Gómez, 1976) Overstreet & Curran, 2005 accepted as Saccocoelioides tilapiae (Nasir & Gómez, 1976) Curran, Pulis, Andres & Overstreet, 2018
• Deradena acuta Linton, 1910 accepted as Haplosplanchnus acutus (Linton, 1910) Manter, 1937 accepted as Schikhobalotrema acutum (Linton, 1910) Skrjabin & Guschanskaja, 1955
• Deradena obtusa Linton, 1910 accepted as Schikhobalotrema obtusum (Linton, 1910) Skrjabin & Guschanskaya, 1955
• Deradena ovalis Linton, 1910 accepted as Hapladena ovalis (Linton, 1910) Manter, 1947
• Dicrogaster contracta Looss, 1902
• Dicrogaster contractus Looss, 1902 accepted as Dicrogaster contracta Looss, 1902
• Dicrogaster fastigata Thatcher & Sparks, 1958 accepted as Xiha fastigata (Thatcher & Sparks, 1958) Andres, Curran, Fayton, Pulis & Overstreet, 2015
• Dicrogaster fastigatus Thatcher & Sparks, 1958 accepted as Dicrogaster fastigata Thatcher & Sparks, 1958 accepted as Xiha fastigata (Thatcher & Sparks, 1958) Andres, Curran, Fayton, Pulis & Overstreet, 2015
• Dicrogaster fragilis Fernández Bargiela, 1987 accepted as Xiha fragilis (Fernández Bargiela, 1987) Andres, Curran, Fayton, Pulis & Overstreet, 2015
• Dicrogaster japonica Machida, 1996 accepted as Pseudodicrogaster japonica (Machida, 1996) Blasco-Costa, Montero, Gibson, Balbuena & Kostadinova, 2009
• Dicrogaster maryutensis Al-Bassel, 1990 (unaccepted > nomen nudum)
• Dicrogaster perpusilla Looss, 1902
• Dicrogaster perpusillus Looss, 1902 accepted as Dicrogaster perpusilla Looss, 1902
• Ekuarhuni mexicanus Andrade-Gómez, González-García & García-Varela, 2021
• Ekuarhuni papillatum Andrade-Gómez & García-Varela, 2020 accepted as Ekuarhuni papillatus Andrade-Gómez & García-Varela, 2020
• Ekuarhuni papillatus Andrade-Gómez & García-Varela, 2020
• Elliptobursa attenuata Wu, Lü & Zhu, 1999
• Elliptobursa attenuatus Wu, Lü & Zhu, 1999 accepted as Elliptobursa attenuata Wu, Lü & Zhu, 1999
• Elliptobursa macrotrema (Wu, Lü & Chen, 1999) Wee, Cutmore, Pérez-del-Olmo & Cribb, 2020
• Elliptobursa megasacculum (Liu, Wang, Peng, Yu & Yang, 2004) Blasco-Costa, Montero, Gibson, Balbuena, Raga & Kostadinova, 2009
• Elliptobursa singlorchis Wu, Lü & Zhu, 1996
• Elonginurus mugilus Lu, 1995
• Emprostiotrema fusum (Goto & Ozaki, 1929) Cianferoni & Ceccolini, 2021
• Emprostiotrema kuntzi (Ahmad, 1985) Cianferoni & Ceccolini, 2021
• Emprostiotrema sigani (Durio & Manter, 1969) Cianferoni & Ceccolini, 2021
• Forticulcita apiensis Andres, Curran, Fayton, Pulis & Overstreet, 2015
• Forticulcita gibsoni Blasco-Costa, Montero, Balbuena, Raga & Kostadinova, 2009
• Forticulcita glabra Overstreet, 1982
• Forticulcita isabelae Andrade-Gómez & García-Varela, 2020
• Forticulcita macropharyngis Andrade-Gómez, González-García & García-Varela, 2021
• Forticulcita minuta Andrade-Gómez & García-Varela, 2020
• Forticulcita mugilis Hassanine, 2007
• Forticulcita platana Andres, Curran, Fayton, Pulis & Overstreet, 2015
• Forticulcita venezuelensis Andrade-Gómez, González-García & García-Varela, 2021
• Hairana magnus Nagaty, 1948 accepted as Hapladena magna (Nagaty, 1948) Yamaguti, 1971
• Hairana sohali Nagaty, 1948 accepted as Hapladena sohali (Nagaty, 1948) Yamaguti, 1971
• Hapalotrema flecterotestis Zhukov, 1971 accepted as Platydidymus flecterotestis (Zhukov, 1971) Overstreet & Curran, 2005
• Hapladena acanthuri Siddiqi & Cable, 1960
• Hapladena gymnocephali Sheena & Janardanan, 2007 accepted as Parasaccocoelium gymnocephali (Sheena & Janardanan, 2007) Andres, Pulis, Curran & Overstreet, 2018
• Hapladena invaginata Caballero, 1987 (unaccepted > nomen nudum)
• Hapladena leptotelea Manter, 1947
• Hapladena ljadovi Parukhin, 1978
• Hapladena magna (Nagaty, 1948) Yamaguti, 1971
• Hapladena megatyphlon Vigueras, 1957
• Hapladena nasonis Yamaguti, 1970
• Hapladena ovalis (Linton, 1910) Manter, 1947
• Hapladena sohali (Nagaty, 1948) Yamaguti, 1971
• Hapladena spinosa Manter & Pritchard, 1961