Apoblema microporum (Monticelli, 1889) Monticelli, 1891 accepted as Hemiurus microporum (Monticelli, 1889) Looss, 1899 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (basis of record)
Azygiidae Lühe, 1909 (additional source)
Botulus Guiart, 1938 (additional source)
Botulus cablei Stunkard, 1965 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (source of synonymy)
Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (redescription)
Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (new combination reference)
Botulus skrjabini (Skrjabin, 1958) Parukhin & Nikolaeva, 1974 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (source of synonymy)
Copiatestes Crowcroft, 1948 (additional source)
Copiatestes filiferus (Leuckart in Sars, 1885) Gibson & Bray, 1977 (new combination reference)
Copiatestes filiferus (Leuckart in Sars, 1885) Gibson & Bray, 1977 (redescription)
Distoma gigas Nardo, 1827 accepted as Kenmackenzia gigas (Nardo, 1827) Gibson, 1983 (redescription)
Distoma microcephalum Baird, 1853 accepted as Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (basis of record)
Distoma nigrescens Olsson, 1876 accepted as Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (status source)
Distoma scimna Risso, 1826 (basis of record)
Distoma scymni Risso, 1826 of authors accepted as Otodistomum scymni (Risso, 1826) Guiart, 1938 accepted as Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (basis of record)
Distomum insigne Diesing, 1850 accepted as Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (basis of record)
Distomum microporum Monticelli, 1899 accepted as Apoblema microporum (Monticelli, 1889) Monticelli, 1891 accepted as Hemiurus microporum (Monticelli, 1889) Looss, 1899 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (basis of record)
Hemiurus microporum (Monticelli, 1889) Looss, 1899 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (basis of record)
Hirudinella de Blainville, 1828 (additional source)
Hirudinella ampullacea (Buttel-Reepen, 1900) Skrjabin & Guschanskaja, 1957 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella beebei Chandler, 1937 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella clavata (Menzies, 1791) de Blainville, 1828 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella fusca (Bosc, 1802) Manter, 1926 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella ingens (Moniez, 1886) Darr, 1902 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella marina Garcin, 1730 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella oxysoma Guiart, 1938 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella pallasii (Poirier, 1885) Guiart, 1938 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella phalloidea Guiart, 1938 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella poirieri (Moniez, 1891) Dollfus, 1935 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella siemersi (Buttel-Reepen, 1900) Skrjabin & Guschanskaja, 1959 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella spinulosa Yamaguti, 1938 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (redescription)
Hirudinellidae Dollfus, 1932 (additional source)
Lampritrema Yamaguti, 1940 (additional source)
Lampritrema atlanticum Delyamure & Serdyukov, 1970 accepted as Lampritrema miescheri (Zschokke, 1890) Margolis, 1962 (source of synonymy)
Lampritrema hawaiiense Yamaguti, 1970 accepted as Lampritrema miescheri (Zschokke, 1890) Margolis, 1962 (source of synonymy)
Lampritrema miescheri (Zschokke, 1890) Margolis, 1962 (redescription)
Lampritrema nipponicum Yamaguti, 1940 accepted as Lampritrema miescheri (Zschokke, 1890) Margolis, 1962 (source of synonymy)
Mediolecithus pacificus Oshmarin, 1968 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (source of synonymy)
Otodistomum Stafford, 1904 (additional source)
Otodistomum cestoides (Van Beneden, 1870) Odhner, 1911 (redescription)
Otodistomum plicatum Kay, 1947 accepted as Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (basis of record)
Otodistomum plunketi Fyfe, 1953 (redescription)
Otodistomum veliporum (Creplin, 1837) Stafford, 1904 (redescription)
Profundiella alepisauri Parukhin & Nikolaeva, 1967 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (source of synonymy)
Profundiella skrjabini Skrjabin, 1958 accepted as Botulus microporus (Monticelli, 1889) Gibson & Bray, 1977 (source of synonymy)
Prosorchiopsis Dollfus, 1947 (redescription)
Prosorchiopsis legendrei Dollfus, 1947 (redescription)
Ptychogonimidae Dollfus, 1937 (taxonomy source)
Ptychogonimus Lühe, 1900 (additional source)
Ptychogonimus megastomum (Rudolphi, 1819) Lühe, 1900 (redescription)
Sclerodistomidae Odhner, 1927 (additional source)
Syncoeliidae Looss, 1899 (additional source)
Uroproctinella attenuata Hafeezullah, 1971 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)
Uroproctinella spinulosa (Yamaguti, 1938) Skrjabin & Guschanskaja, 1957 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (source of synonymy)