Basantisia Pande, 1938 (identification resource)
Brachylaima Dujardin, 1843 (identification resource)
Brachylaima fuscata (Rudolphi, 1819) Joyeux, Baer & Timon-David, 1932 (identification resource)
Brachylaimidae Joyeux & Foley, 1930 (identification resource)
Campula Cobbold, 1858 (identification resource)
Campula delphini (Poirier, 1886) Bittner & Sprehn, 1928 accepted as Brachycladium delphini (Poirier, 1886) Looss, 1899 (redescription)
Campula folium Ozaki, 1935 (redescription)
Campula oblonga Cobbold, 1858 (redescription)
Campula palliata (Looss, 1885) Looss, 1899 accepted as Brachycladium palliatum (Looss, 1885) Looss, 1899 (redescription)
Campula rochebruni (Poirier, 1886) Bittner & Sprehn, 1928 accepted as Oschmarinella rochebruni (Poirier, 1886) Gibson & Bray, 1997 (redescription)
Campulidae Odhner, 1926 accepted as Brachycladiidae Odhner, 1905 (identification resource)
Campulinae Odhner, 1926 accepted as Brachycladiinae Odhner, 1905 (identification resource)
Cotylogonoporum Thapar & Dayal, 1934 accepted as Sphaerostoma Rudolphi, 1809 (identification resource)
Cotylogonoporum orfeum Thapar & Dayal, 1934 accepted as Sphaerostoma orfeum (Thapar & Dayal, 1934) Cribb, 2005 (redescription)
Fasciolidae Railliet, 1895 (identification resource)
Lecithodesmus Braun, 1902 accepted as Brachycladium Looss, 1899 (identification resource)
Lecithodesmus goliath (van Beneden, 1858) Odhner, 1905 accepted as Brachycladium goliath (van Beneden, 1858) Fraija-Fernández, Aznar, Raga, Gibson & Fernández, 2014 (redescription)
Nasitrema Ozaki, 1935 (identification resource)
Nasitrema spathulatum Ozaki, 1935 (redescription)
Nasitrematinae Ozaki, 1935 (identification resource)
Odhneriella Skrjabin, 1915 (identification resource)
Odhneriella rossica Skrjabin, 1915 (redescription)
Odhneriella seymouri (Price, 1932) Skrjabin & Schultz, 1935 accepted as Synthesium seymouri (Price, 1932) Marigo, Vicente, Valente, Measures & Santos, 2008 (redescription)
Orthosplanchnus Odhner, 1905 (identification resource)
Orthosplanchnus arcticus Odhner, 1905 (redescription)
Orthosplanchnus elongatus Ozaki, 1935 accepted as Odhneriella elongata (Ozaki, 1935) Yamaguti, 1958 accepted as Synthesium elongatum (Ozaki, 1935) Ebert, Mülller, Marigo, Valente, Cremer & da Silva, 2017 accepted as Synthesium tursionis (Marchi, 1873) Stunkard & Alvey, 1930 (redescription)
Orthosplanchnus fraterculus Odhner, 1905 (redescription)
Oschmarinella Skrjabin, 1947 (identification resource)
Oschmarinella sobolevi Skrjabin, 1947 (redescription)
Rhytidodes Looss, 1901 (identification resource)
Rhytidodes gelatinosus (Rudolphi, 1819) Looss, 1901 (redescription)
Rhytidodes secundus Pratt, 1914 (redescription)
Rhytidodidae Odhner, 1926 (identification resource)
Rhytidodoides Price, 1939 (identification resource)
Rhytidodoides intestinalis Price, 1939 (redescription)
Rhytidodoides similis Price, 1939 (redescription)
Sphaerostoma bramae (Müller, 1776) Lühe, 1909 (redescription)
Sphaerostomatinae Poche, 1926 accepted as Plagioporinae Manter, 1947 (identification resource)
Synthesium Stunkard & Alvey, 1930 (identification resource)
Synthesium tursionis (Marchi, 1873) Stunkard & Alvey, 1930 (redescription)
Zalophotrema Stunkard & Alvey, 1929 (identification resource)
Zalophotrema hepaticum Stunkard & Alvey, 1929 (redescription)

Alaskan Exclusive Economic Zone for Odhneriella seymouri (Price, 1932) Skrjabin & Schultz, 1935 
Arctic Ocean for Odhneriella rossica Skrjabin, 1915 
Canadian Exclusive Economic Zone for Orthosplanchnus arcticus Odhner, 1905 
Egyptian Exclusive Economic Zone for Rhytidodes gelatinosus (Rudolphi, 1819) Looss, 1901 
European waters (ERMS scope) for Campula delphini (Poirier, 1886) Bittner & Sprehn, 1928 
European waters (ERMS scope) for Campula oblonga Cobbold, 1858 
European waters (ERMS scope) for Campula palliata (Looss, 1885) Looss, 1899 
European waters (ERMS scope) for Campula rochebruni (Poirier, 1886) Bittner & Sprehn, 1928 
European waters (ERMS scope) for Lecithodesmus goliath (van Beneden, 1858) Odhner, 1905 
European waters (ERMS scope) for Synthesium tursionis (Marchi, 1873) Stunkard & Alvey, 1930 
Gulf of Mexico for Rhytidodes secundus Pratt, 1914 
Italian Exclusive Economic Zone for Rhytidodes gelatinosus (Rudolphi, 1819) Looss, 1901 
Italy for Brachylaima fuscata (Rudolphi, 1819) Joyeux, Baer & Timon-David, 1932 
Kara Sea for Orthosplanchnus arcticus Odhner, 1905 
Kuril Basin for Oschmarinella sobolevi Skrjabin, 1947 
Okhotsk Sea for Odhneriella seymouri (Price, 1932) Skrjabin & Schultz, 1935 
United States Exclusive Economic Zone for Campula oblonga Cobbold, 1858 
United States Exclusive Economic Zone for Rhytidodoides intestinalis Price, 1939 
United States Exclusive Economic Zone for Rhytidodoides similis Price, 1939 
West Greenland Shelf for Orthosplanchnus arcticus Odhner, 1905