WoRMS taxon details
Diplostomidae Poirier, 1886
Alariidae Tubangui, 1922 · unaccepted > junior subjective synonym
Bolbocephalidae Dubois, 1934 · unaccepted > junior objective synonym
Bolbocephalodidae Strand, 1935 · unaccepted > junior subjective synonym
Duboisiellidae Sudarikov, 1959 · unaccepted > junior subjective synonym
Neostrigeidae Bisseru, 1956 · unaccepted > junior subjective synonym
Ophiodiplostomatidae Sudarikov, 1960 · unaccepted > junior subjective synonym
Proterodiplostomidae Dubois, 1934 · unaccepted > junior subjective synonym
Strigeidae Railliet, 1919 · unaccepted > junior subjective synonym
- Subfamily Alariinae Hall & Wigdor, 1918
- Genus Alaria Schrank, 1788
- Subfamily Crassiphialinae Sudarikov, 1960
- Genus Bolbophorus Dubois, 1935
- Genus Posthodiplostomum Dubois, 1936
- Genus Pulvinifer Yamaguti, 1933
- Genus Laterostrigea Yang, 1962 accepted as Pulvinifer Yamaguti, 1933 (unaccepted > junior subjective synonym)
- Genus Mesoophorodiplostomum Dubois, 1936 accepted as Posthodiplostomum Dubois, 1936 (unaccepted > junior objective synonym)
- Subfamily Diplostominae Poirier, 1886
- Genus Adenodiplostomum Dubois, 1937
- Genus Austrodiplostomum Szidat & Nani, 1951
- Genus Bursacetabulus Dronen, Tehrany & Wardle, 1999
- Genus Bursatintinnabulus Tehrany, Dronen & Wardle, 1999
- Genus Diplostomum von Nordmann, 1832
- Genus Harvardia Baer, 1932
- Genus Hysteromorpha Lutz, 1931
- Genus Neoharvardia Gupta, 1963
- Genus Tylodelphys Diesing, 1850
- Subfamily Proterodiplostominae Dubois, 1936
- Genus Capsulodiplostomum Dubois, 1966
- Genus Cystodiplostomum Dubois, 1936
- Genus Dungalabatrema Achatz, Chermak & Tkach in Achatz, Chermak, Junkert & Tkach, 2022
- Genus Mesodiplostomum Dubois, 1936
- Genus Polycotyle Willemoes-Suhm, 1870
- Genus Prolecithodiplostomum Dubois, 1936
- Genus Proterodiplostomum Dubois, 1936
- Genus Pseudocrocodilicola Byrd & Reiber, 1942
- Genus Pseudoneodiplostomoides Yamaguti, 1954
- Subfamily Crocodilicolinae Yamaguti, 1971 accepted as Polycotylinae Monticelli, 1892 accepted as Proterodiplostominae Dubois, 1936 (unaccepted > junior subjective synonym)
- Subfamily Strigeinae Railliet, 1919
- Genus Apatemon Szidat, 1928
- Genus Apharyngostrigea Ciurea, 1927
- Genus Australapatemon Sudarikov, 1959
- Genus Cardiocephaloides Sudarikov, 1959
- Genus Cotylurus Szidat, 1928
- Genus Ichthyocotylurus Odening, 1969
- Genus Ophiosoma Szidat, 1928
- Genus Parastrigea Szidat, 1928
- Genus Pseudapatemon Dubois, 1936
- Genus Schwartzitrema Vigueras, 1941
- Genus Strigea Abildgaard, 1790
- Genus Cardiocephalus Szidat, 1928 accepted as Cardiocephaloides Sudarikov, 1959 (unaccepted > junior homonym)
- Genus Cotylurostrigea Sudarikov, 1961 accepted as Cotylurus Szidat, 1928 (unaccepted > junior subjective synonym)
- Genus Eroliostrigea Yamaguti, 1971 accepted as Pseudapatemon Dubois, 1936 (unaccepted > junior subjective synonym)
- Genus Schwartziella Vigueras, 1940 accepted as Schwartzitrema Vigueras, 1941 (Pre-occupied)
- Genus Neodiplostomulum Dubois, 1938 (uncertain > nomen dubium, larval name)
- Genus Glossodiplostomum Dubois, 1932 accepted as Tylodelphys Diesing, 1850 (unaccepted > junior subjective synonym)
marine, brackish, fresh, terrestrial
Poirier, J. (1886). Sur les Diplostomidae. <em>Arch. Zool. Exper. et Gen.</em> 2 s, 4: 327–346.
page(s): 327 [details]
page(s): 327 [details]
Taxonomy Achatz & Tkach (2025) synonymise the Strigeidae, Proterodiplostomidae and Bolbocephalodidae (based on morphology) with the...
Taxonomy Achatz & Tkach (2025) synonymise the Strigeidae, Proterodiplostomidae and Bolbocephalodidae (based on morphology) with the Diplostomidae.We have accepted these synonymies, but retained the subfamily structure, which Achatz & Tkach do not use. [details]
WoRMS (2026). Diplostomidae Poirier, 1886. Accessed at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=108459 on 2026-01-13
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
Nomenclature
original description
Poirier, J. (1886). Sur les Diplostomidae. <em>Arch. Zool. Exper. et Gen.</em> 2 s, 4: 327–346.
page(s): 327 [details]
original description (of Strigeidae Railliet, 1919) Railliet, A. (1919). Nouveaux trématodes du chien. <em>Rec . Méd. Vét.</em> 97 (5): 229-232.
page(s): 229 [details]
original description (of Bolbocephalodidae Strand, 1935) Strand, E. (1935). Miscellanea nomenclatorica zoologica et palaeontologica. <em>Folia Zoologica et Hydrobiologica.</em> 8: 176.
page(s): 176 [details]
original description (of Proterodiplostomidae Dubois, 1934) Dubois, G. (1936). Nouveaux principes de classification des trématodes du groupe des Strigeida. Note préliminaire. <em>Revue Suissse de Zoologie.</em> 43 (3): 507–515.
page(s): 511 [details]
original description (of Alariidae Tubangui, 1922) Tubangui, M. A. (1922). Two new intestinal trematodes from the dog in China. <em>Proceedings of the United States National Museum.</em> (2415) 60 (20): 1–12.
page(s): 7 [details]
original description (of Ophiodiplostomatidae Sudarikov, 1960) Sudarikov, V. E. (1960). Order Strigeata La Rue, 1926. <em>Osnovy Trematodologii.</em> 18: 450–694. (In Russian).
page(s): 677 [details]
original description (of Duboisiellidae Sudarikov, 1959) Sudarikov, V. E. (1959). Order Strigeidida (La Rue, 1926) Sudarikov, 1959. Part One. Morphological characteristics of strigeids of the superfamily Strigeoidea Railliet, 1919. <em>Osnovy Trematodologii.</em> 16: 218–631. (In Russian).
page(s): 617 [details]
original description (of Neostrigeidae Bisseru, 1956) Bisseru, B. (1956). On three new species of strigeid trematodes from an African Crocodile and the erection of a new family, Neostrigeidae. <em>Journal of Helminthology.</em> 30 (4): 217–232., available online at https://doi.org/10.1017/s0022149x00033198
page(s): 217 [details]
original description (of Bolbocephalidae Dubois, 1934) Dubois, G. (1934). Étude de deux Strigeidae de la collection de l'Institut Zoologique de Naples. <em>Annuario del Museo Zoologico della Università di Napoli.</em> n. s. 6 (10): 12 pp.
page(s): 8 [details]
basis of record Gibson, D.I. (2001). Digenea, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 136-142 (look up in IMIS) [details]
page(s): 327 [details]
original description (of Strigeidae Railliet, 1919) Railliet, A. (1919). Nouveaux trématodes du chien. <em>Rec . Méd. Vét.</em> 97 (5): 229-232.
page(s): 229 [details]
original description (of Bolbocephalodidae Strand, 1935) Strand, E. (1935). Miscellanea nomenclatorica zoologica et palaeontologica. <em>Folia Zoologica et Hydrobiologica.</em> 8: 176.
page(s): 176 [details]
original description (of Proterodiplostomidae Dubois, 1934) Dubois, G. (1936). Nouveaux principes de classification des trématodes du groupe des Strigeida. Note préliminaire. <em>Revue Suissse de Zoologie.</em> 43 (3): 507–515.
page(s): 511 [details]
original description (of Alariidae Tubangui, 1922) Tubangui, M. A. (1922). Two new intestinal trematodes from the dog in China. <em>Proceedings of the United States National Museum.</em> (2415) 60 (20): 1–12.
page(s): 7 [details]
original description (of Ophiodiplostomatidae Sudarikov, 1960) Sudarikov, V. E. (1960). Order Strigeata La Rue, 1926. <em>Osnovy Trematodologii.</em> 18: 450–694. (In Russian).
page(s): 677 [details]
original description (of Duboisiellidae Sudarikov, 1959) Sudarikov, V. E. (1959). Order Strigeidida (La Rue, 1926) Sudarikov, 1959. Part One. Morphological characteristics of strigeids of the superfamily Strigeoidea Railliet, 1919. <em>Osnovy Trematodologii.</em> 16: 218–631. (In Russian).
page(s): 617 [details]
original description (of Neostrigeidae Bisseru, 1956) Bisseru, B. (1956). On three new species of strigeid trematodes from an African Crocodile and the erection of a new family, Neostrigeidae. <em>Journal of Helminthology.</em> 30 (4): 217–232., available online at https://doi.org/10.1017/s0022149x00033198
page(s): 217 [details]
original description (of Bolbocephalidae Dubois, 1934) Dubois, G. (1934). Étude de deux Strigeidae de la collection de l'Institut Zoologique de Naples. <em>Annuario del Museo Zoologico della Università di Napoli.</em> n. s. 6 (10): 12 pp.
page(s): 8 [details]
basis of record Gibson, D.I. (2001). Digenea, <B><I>in</I></B>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels,</i> 50: pp. 136-142 (look up in IMIS) [details]
Taxonomy
taxonomy source
Achatz, T.; Tkach, V. (2025). Recent advances and current state of knowledge of phylogenetics and systematics of the Diplostomoidea with a proposal of a new classification system and a key to genera. <em>Journal of Helminthology.</em> 99., available online at https://doi.org/10.1017/s0022149x25100473 [details]
taxonomy source Achatz, T. J.; Chermak, T. P.; Martens, J. R.; Pulis, E. E.; Fecchio, A.; Bell, J. A.; Greiman, S. E.; Cromwell, K. J.; Brant, S. V.; Kent, M. L.; Tkach, V. V. (2021). Unravelling the diversity of the Crassiphialinae (Digenea: Diplostomidae) with molecular phylogeny and descriptions of five new species. <em>Current Research in Parasitology & Vector-Borne Diseases.</em> 1: 100051., available online at https://doi.org/10.1016/j.crpvbd.2021.100051 [details]
redescription Achatz, T.; Tkach, V. (2025). Recent advances and current state of knowledge of phylogenetics and systematics of the Diplostomoidea with a proposal of a new classification system and a key to genera. <em>Journal of Helminthology.</em> 99., available online at https://doi.org/10.1017/s0022149x25100473 [details]
taxonomy source Achatz, T. J.; Chermak, T. P.; Martens, J. R.; Pulis, E. E.; Fecchio, A.; Bell, J. A.; Greiman, S. E.; Cromwell, K. J.; Brant, S. V.; Kent, M. L.; Tkach, V. V. (2021). Unravelling the diversity of the Crassiphialinae (Digenea: Diplostomidae) with molecular phylogeny and descriptions of five new species. <em>Current Research in Parasitology & Vector-Borne Diseases.</em> 1: 100051., available online at https://doi.org/10.1016/j.crpvbd.2021.100051 [details]
redescription Achatz, T.; Tkach, V. (2025). Recent advances and current state of knowledge of phylogenetics and systematics of the Diplostomoidea with a proposal of a new classification system and a key to genera. <em>Journal of Helminthology.</em> 99., available online at https://doi.org/10.1017/s0022149x25100473 [details]
Identification resource
identification resource
Achatz, T. J.; Martens, J. R.; Kudlai, O.; Junker, K.; Boe, N. W.; Tkach, V. V. (2022). A New Genus of Diplostomids (Digenea: Diplostomoidea) from the Nile Crocodile in South Africa with a Key to Diplostomid Genera. <em>Journal of Parasitology.</em> 108(5)., available online at https://doi.org/10.1645/22-23 [details]
identification resource Niewiadomska, K. (2002). Family Diplostomidae Poirier, 1886. In: In: Gibson, D. I.; Jones, A; Bray, R. A. (Eds). <em>Keys to the Trematoda: Volume 1.</em> (pp. 167–196). Wallingford: CABI Publishing and the Natural History Museum., available online at https://doi.org/10.1079/9780851995472.0121
page(s): 167 [details]
identification resource Sudarikov, V. E. (1960). Order Srigeidida [sic] (La Rue, 1926) Sudarikov, 1959. Part two. Superfamily Diplostomatoidea Nicoll, 1937. Family Diplostomatidae (Poirier, 1886). <em>Osnovy Trematodologii.</em> 17: 156–530. (In Russian).
page(s): 157 [details]
identification resource Sudarikov, V. E. (1971). Order Strigeidida (La Rue, 1926) Sudarikov, 1959. Part five. Metacercariae and mesocercariae. A. Suborder Strigeata La Rue, 1926. <em>Osnovy Trematodologii.</em> 24: 69–272. (In Russian).
page(s): 145 [details] Available for editors
[request]
identification resource Niewiadomska, K. (2002). Family Diplostomidae Poirier, 1886. In: In: Gibson, D. I.; Jones, A; Bray, R. A. (Eds). <em>Keys to the Trematoda: Volume 1.</em> (pp. 167–196). Wallingford: CABI Publishing and the Natural History Museum., available online at https://doi.org/10.1079/9780851995472.0121
page(s): 167 [details]
identification resource Sudarikov, V. E. (1960). Order Srigeidida [sic] (La Rue, 1926) Sudarikov, 1959. Part two. Superfamily Diplostomatoidea Nicoll, 1937. Family Diplostomatidae (Poirier, 1886). <em>Osnovy Trematodologii.</em> 17: 156–530. (In Russian).
page(s): 157 [details]
identification resource Sudarikov, V. E. (1971). Order Strigeidida (La Rue, 1926) Sudarikov, 1959. Part five. Metacercariae and mesocercariae. A. Suborder Strigeata La Rue, 1926. <em>Osnovy Trematodologii.</em> 24: 69–272. (In Russian).
page(s): 145 [details] Available for editors
Other
additional source
Choudhary, K.; Verma, A. K.; Swaroop, S.; Agrawal, N. (2015). A review on the molecular characterization of digenean parasites using molecular markers with special reference to ITS region. <em>Helminthologia.</em> 52(3): 167-187., available online at https://doi.org/10.1515/helmin-2015-0031 [details]
additional source Shoop, W. L. (1989). Systematic analysis of the Diplostomidae and Strigeidae (Trematoda). <em>Journal of Parasitology.</em> 75 (1): 21–32. [details]
additional source Shoop, W. L. (1989). Systematic analysis of the Diplostomidae and Strigeidae (Trematoda). <em>Journal of Parasitology.</em> 75 (1): 21–32. [details]
From editor or global species database
Taxonomy Achatz & Tkach (2025) synonymise the Strigeidae, Proterodiplostomidae and Bolbocephalodidae (based on morphology) with the Diplostomidae.We have accepted these synonymies, but retained the subfamily structure, which Achatz & Tkach do not use. [details]
To European Nucleotide Archive, ENA (Diplostomidae)
To European Nucleotide Archive, ENA (Ophiodiplostomatidae) (from synonym Ophiodiplostomatidae Sudarikov, 1960)
To European Nucleotide Archive, ENA (Strigeidae) (from synonym Strigeidae Railliet, 1919)
To Genbank (from synonym Ophiodiplostomatidae Sudarikov, 1960)
To Genbank (from synonym Strigeidae Railliet, 1919)
To Genbank
To European Nucleotide Archive, ENA (Ophiodiplostomatidae) (from synonym Ophiodiplostomatidae Sudarikov, 1960)
To European Nucleotide Archive, ENA (Strigeidae) (from synonym Strigeidae Railliet, 1919)
To Genbank (from synonym Ophiodiplostomatidae Sudarikov, 1960)
To Genbank (from synonym Strigeidae Railliet, 1919)
To Genbank