Archaeodiplostomum Dubois, 1944 (additional source)
Archaeodiplostomum acetabulata (Byrd & Reiber, 1942). accepted as Archaeodiplostomum acetabulatum (Byrd & Reiber, 1942) Dubois, 1944 (basis of record)
Capsulodiplostomum Dubois, 1966 (additional source)
Capsulodiplostomum crocodilinum Dwivedi, 1966 (additional source)
Cheloniodiplostomum brevis (MacCallum, 1921) Sudarikov, 1960 accepted as Cheloniodiplostomum breve (MacCallum, 1921) Sudarikov, 1960 accepted as Herpetodiplostomum breve (MacCallum, 1921) Zerecero, 1947 (additional source)
Cheloniodiplostomum delillei (Zerecero, 1947) Sudarikov, 1960 accepted as Herpetodiplostomum delillei Zerecero, 1947 (additional source)
Cheloniodiplostomum testudinis (Dubois, 1936) Sudarikov, 1960 accepted as Herpetodiplostomum testudinis Dubois, 1936 (additional source)
Crocodilicola Poche, 1926 (additional source)
Crocodilicola pseudostoma (Willemoes-Suhm, 1870) Poche, 1926 (additional source)
Crocodilicolinae Yamaguti, 1971 accepted as Polycotylinae Monticelli, 1888 accepted as Proterodiplostomidae Dubois, 1936 (source of synonymy)
Cystodiplostomum Dubois, 1936 (additional source)
Cystodiplostomum hollyi Dubois, 1936 (additional source)
Herpetodiplostomum caimancola (Dollfus, 1935) Dubois, 1936 (additional source)
Herpetodiplostomum gavialis (Narain, 1930) Dubois, 1980 (additional source)
Heterodiplostomum Dubois, 1936 (additional source)
Heterodiplostomum lanceolatum Dubois, 1936 (additional source)
Massoprostatum longum Caballero y C., 1947 (additional source)
Mesodiplostomum Dubois, 1936 (additional source)
Mesodiplostomum gladiolum Dubois, 1936 (additional source)
Neelydiplostomum Gupta, 1958 accepted as Herpetodiplostomum Dubois, 1936 (source of synonymy)
Neelydiplostomum gavialis (Narain, 1930) Gupta, 1958 accepted as Herpetodiplostomum gavialis (Narain, 1930) Dubois, 1980 (new combination reference)
Neodiplostomum crocodilarum Tubangui & Masiluñgan, 1936 accepted as Pseudoneodiplostomoides crocodilarum (Tubangui & Masiluñgan, 1936) (source of synonymy)
Neodiplostomum poirieri Dubois, 1932 accepted as Crocodilicola pseudostoma (Willemoes-Suhm, 1870) Poche, 1926 (source of synonymy)
Ophiodiplostomum Dubois, 1936 (additional source)
Ophiodiplostomum ancyloides (Dubois, 1936) Dubois, 1979 (additional source)
Ophiodiplostomum aristoterisi (Ruiz & Rangel, 1954) accepted as Ophiodiplostomum spectabile Dubois, 1936 (source of synonymy)
Ophiodiplostomum spectabile Dubois, 1936 (additional source)
Paradiplostomum La Rue, 1926 (additional source)
Paradiplostomum abbreviatum (Brandes, 1888) La Rue, 1926 (additional source)
Petalodiplostomum Dubois, 1960 accepted as Ophiodiplostomum Dubois, 1936 (source of synonymy)
Polycotyle Willemoes-Suhm, 1870 (additional source)
Polycotyle ornata Willemoes-Suhm, 1870 (additional source)
Polycotylinae Monticelli, 1888 accepted as Proterodiplostomidae Dubois, 1936 (additional source)
Proalarioides Yamaguti, 1933 (additional source)
Proalarioides kobayashii Park, 1940 accepted as Proalarioides serpentis Yamaguti, 1933 (source of synonymy)
Proalarioides serpentis Yamaguti, 1933 (additional source)
Proalarioides tropidonotus Vidyarthi, 1937 (additional source)
Prohemistomum babai Nasir & Diaz, 1971 accepted as Herpetodiplostomum caimancola (Dollfus, 1935) Dubois, 1936 (source of synonymy)
Prolecithodiplostomum Dubois, 1936 (additional source)
Prolecithodiplostomum cavum Dubois, 1936 accepted as Prolecithodiplostomum constrictum Dubois, 1936 (source of synonymy)
Prolecithodiplostomum constrictum Dubois, 1936 (additional source)
Proterodiplostomum Dubois, 1936 (additional source)
Proterodiplostomum longum (Brandes, 1888) Dubois, 1936 (redescription)
Proterodiplostomum longum (Brandes, 1888) Dubois, 1936 (additional source)
Proterodiplostomum tumidulum Dubois, 1936 (additional source)
Proterodiplostomum tumidulum Dubois, 1936 (redescription)
Pseudocrocodilicola Byrd & Reiber, 1942 (additional source)
Pseudocrocodilicola americaniense Byrd & Reiber, 1942 accepted as Pseudocrocodilicola americaniensis Byrd & Reiber, 1942 (additional source)
Pseudocrocodilicola bychowskyi Srivastava & Chauhan, 1969 accepted as Herpetodiplostomum gavialis (Narain, 1930) Dubois, 1980 (source of synonymy)
Pseudocrocodilicola georgiana Byrd & Reiber, 1942 accepted as Neocrocodilicola georgianus (Byrd & Reiber, 1942) Tkach, Achatz & Pulis in Tkach, Achatz, Pulis, Junker, Snyder, Bell, Halajian & De Vasconcelos Melo, 2020 (additional source)
Pseudoneodiplostomum Dubois, 1936 (additional source)
Pseudoneodiplostomum acetabulata Byrd & Reiber, 1942 accepted as Archaeodiplostomum acetabulatum (Byrd & Reiber, 1942) Dubois, 1944 (additional source)
Pseudoneodiplostomum bifurcatum (Wedl, 1862) Dubois, 1948 (additional source)
Pseudoneodiplostomum bifurcatum (Wedl, 1862) Dubois, 1948 (redescription)
Pseudoneodiplostomum crocodili Yamaguti, 1954 accepted as Pseudoneodiplostomum siamense (Poirier, 1886) Dubois, 1936 (source of synonymy)
Pseudoneodiplostomum dollfusi Dubois, 1948 accepted as Pseudoneodiplostomum siamense (Poirier, 1886) Dubois, 1936 (source of synonymy)
Pseudoneodiplostomum siamense (Poirier, 1886) Dubois, 1936 (redescription)
Pseudoneodiplostomum thomasi (Dollfus, 1935) Dubois, 1936 (redescription)
Pseudoneodiplostomum thomasi Deblock, Capron & Brygoo, 1965, nec Dollfus accepted as Pseudoneodiplostomum bifurcatum (Wedl, 1862) Dubois, 1948 (source of synonymy)
Pseudoneodiplostomum thomasi var. gabonicum Dubois, 1948 accepted as Pseudoneodiplostomum gabonicum Dubois, 1948 (taxonomy source)
Travassosstomum Bhalerao, 1938 accepted as Proalarioides Yamaguti, 1933 (source of synonymy)

Louisiana for Polycotyle ornata Willemoes-Suhm, 1870 
Louisiana for Pseudocrocodilicola georgiana Byrd & Reiber, 1942 

 Taxonomic remark

 for Neodiplostomum crocodilarum Tubangui & Masiluñgan, 1936

Syn of Pseudoneodiplostomum siamense (Poirier, 1886) [details]

 Taxonomic remark

 for Pseudoneodiplostomoides crocodilarum (Tubangui & Masiluñgan, 1936)

Syn. of Pseudoneodiplostomum siamense (Poirier, 1886). [details]

 Taxonomic remark

 for Pseudoneodiplostomoides crocodili Yamaguti, 1954

Syn. of Pseudoneodiplostomum siamense (Poirier, 1886). [details]

 Taxonomic remark

 for Pseudoneodiplostomum thomasi var. gabonicum Dubois, 1948

Syn of P. thomasi (Dollfus, 1935). [details]