Bullinus striatulus var. japonicus (Pilsbry, 1901) accepted as Parafossarulus manchouricus (Bourguignat, 1860) (basis of record)
Catatropis Odhner, 1905 (identification resource)
Catatropis charadrii Skrjabin, 1915 (redescription)
Catatropis cygni Yamaguti, 1939 (redescription)
Catatropis filamentis Barker, 1915 accepted as Notocotylus filamentis (Barker, 1915) Harwood, 1939 (redescription)
Catatropis gallinulae Johnston, 1928 (redescription)
Catatropis harwoodi Bullock, 1952 (redescription)
Catatropis hisikui Yamaguti, 1939 (redescription)
Catatropis indicus Srivastava, 1935 (redescription)
Catatropis liara Kossack, 1911 (redescription)
Catatropis orientalis Harshe, 1932 (additional source)
Catatropis pacifera Noble, 1933 accepted as Notocotylus pacifera (Noble, 1933) Harwood, 1939 (redescription)
Catatropis pricei Harwood, 1939 (redescription)
Catatropis verrucosa (Frölich, 1789) Odhner, 1905 (redescription)
Cochleotrema Travassos & Vogelsang, 1931 accepted as Pulmonicola Poche, 1926 (identification resource)
Cochleotrema cochleotrema Travassos & Vogelsang, 1931 accepted as Pulmonicola cochleotrema (Travassos & Vogelsang, 1931) (redescription)
Hemiorchis Mehra, 1939 accepted as Plasmiorchis Mehra, 1934 (identification resource)
Hippocrepis Travassos, 1922 (identification resource)
Hippocrepis fuelleborni Travassos & Vogelsang, 1930 (redescription)
Hippocrepis hippocrepis (Diesing, 1950) Travassos, 1922 (redescription)
Hofmonostomum Harwood, 1939 accepted as Paramonostomum Lühe, 1909 (identification resource)
Hofmonostomum himantopodis Harwood, 1939 accepted as Paramonostomum himantopodis (Harwood, 1939) Cribb, 1991 (redescription)
Neocotyle neocotyle Travassos, 1922 (redescription)
Notocotylata accepted as Pronocephalata (identification resource)
Notocotylidae Lühe, 1909 (identification resource)
Notocotylus Diesing, 1839 (identification resource)
Notocotylus aegyptiaca Odhner, 1905 (redescription)
Notocotylus attenuatus (Rudolphi, 1809) Kossack, 1911 (redescription)
Notocotylus chionis Baylis, 1928 (redescription)
Notocotylus dafilae Harwood, 1939 (redescription)
Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 (redescription)
Notocotylus imbricatus (Looss, 1893) Szidat, 1935 (redescription)
Notocotylus indicus Lal, 1935 accepted as Notocotylus babai Bhalerao, 1935 (redescription)
Notocotylus intestinalis Tubangui, 1932 accepted as Pseudonotocotylus intestinalis (Tubangui, 1932) Izrailskaia, Tatonova & Belousova, 2024 (redescription)
Notocotylus linearis (Rudolphi, 1819) Szidat, 1936 (redescription)
Notocotylus lucknowensis (Lal, 1935) Ruiz, 1946 accepted as Notocotylus imbricatus (Looss, 1893) Szidat, 1935 (redescription)
Notocotylus magniovatus Yamaguti, 1934 accepted as Pseudonotocotylus magniovatus (Yamaguti, 1934) Izrailskaia, Tatonova & Belousova, 2024 (redescription)
Notocotylus micropalamae Harwood, 1939 (redescription)
Notocotylus naviformis Tubangui, 1932 (redescription)
Notocotylus neyrai Gonzalez Castro, 1945 (basis of record)
Notocotylus noyeri Joyeux, 1922 (redescription)
Notocotylus orientalis Ku, 1937 accepted as Notocotylus parviovatus Yamaguti, 1934 (source of synonymy)
Notocotylus parviovatus Yamaguti, 1934 (redescription)
Notocotylus porzanae Harwood, 1939 (redescription)
Notocotylus quinqueseriale Barker & Laughlin, 1911 accepted as Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 (redescription)
Notocotylus ralli Baylis, 1936 (redescription)
Notocotylus regis Harwood, 1939 (redescription)
Notocotylus seineti Fuhrmann, 1919 (redescription)
Notocotylus skrjabini Ablasov, 1953 (redescription)
Notocotylus stagnicolae Herber, 1942 (redescription)
Notocotylus tachyeretis Duthoit, 1931 (redescription)
Notocotylus theinemanni Szidat & Szidat, 1933 accepted as Notocotylus attenuatus (Rudolphi, 1809) Kossack, 1911 (redescription)
Notocotylus urbanensis (Cort, 1914) Harrah, 1922 (redescription)
Notocotylus wolgaensis Skvortsov, 1935 accepted as Notocotylus (Quinqueserialis) wolgaensis Skvortsov, 1935 accepted as Quinqueserialis hassalli (McIntosh & McIntosh, 1934) Harwood, 1939 (redescription)
Nudacotyle Barker, 1916 (identification resource)
Nudacotyle novicia Barker, 1916 (redescription)
Nudacotyle tertius Travassos, 1939 (redescription)
Nudacotyle valdevaginatus Travassos, 1922 (redescription)
Nudacotylidae Barker, 1916 (identification resource)
Ogmocotyle indica (Bhalerao, 1942) Ruiz, 1946 (redescription)
Ogmocotyle pygargi Skrjabin & Schulz, 1933 (source of synonymy)
Ogmocotylinae Skrjabin & Schulz, 1933 accepted as Notocotylidae Lühe, 1909 (identification resource)
Ogmogaster Jägerskiöld, 1891 (identification resource)
Ogmogaster antarcticus Johnston, 1931 accepted as Ogmogaster antarctica Johnston, 1931 (redescription)
Ogmogaster plicata (Creplin, 1829) Jägerskiöld, 1891 (redescription)
Ogmogasterinae Kossack, 1911 accepted as Notocotylidae Lühe, 1909 (identification resource)
Opisthotrema Fischer, 1884 (identification resource)
Opisthotrema dujonis (Leuckart, 1874) Price, 1932 (redescription)
Opisthotrematidae Poche, 1926 (identification resource)
Paramonostomum Lühe, 1909 (identification resource)
Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 (redescription)
Paramonostomum brantae Bullock, 1952 (redescription)
Paramonostomum bucephalae Yamaguti, 1935 (redescription)
Paramonostomum casarcum Lal, 1936 (redescription)
Paramonostomum echinum Harrah, 1922 (redescription)
Paramonostomum elongatum Yamaguti, 1934 (redescription)
Paramonostomum ionorne Travassos, 1921 (redescription)
Paramonostomum microstomum Moghe, 1932 (redescription)
Paramonostomum parvum Stunkard & Dunihue, 1931 (redescription)
Paramonostomum pseudalveatum Price, 1931 accepted as Paramonostomum parvum Stunkard & Dunihue, 1931 (redescription)
Paramonostomum querquedulum Lal, 1936 accepted as Paramonostomum casarcum Lal, 1936 (redescription)
Pulmonicola Poche, 1926 (identification resource)
Pulmonicola pulmonalis (von Linstow, 1904) Poche, 1926 (redescription)
Quinqueserialis Skvortsov, 1935 (ecology source)
Quinqueserialis hassalli (McIntosh & McIntosh, 1934) Harwood, 1939 (redescription)
Rhabdiopoeidae Poche, 1926 (identification resource)
Rhabdiopoeus Johnston, 1913 (identification resource)
Rhabdiopoeus taylori Johnston, 1913 (redescription)
Tristriata Belopolskaja in Skrjabin, 1953 (original description)
Tristriata anatis Belopolskaja in Skrjabin, 1953 (original description)

Antarctic Ocean for Ogmogaster antarcticus Johnston, 1931 
Australian Exclusive Economic Zone for Opisthotrema dujonis (Leuckart, 1874) Price, 1932 
Australian Exclusive Economic Zone for Pulmonicola pulmonalis (von Linstow, 1904) Poche, 1926 
Australian part of the Coral Sea for Rhabdiopoeus taylori Johnston, 1913 
Brazil for Neocotyle neocotyle Travassos, 1922 
Brazil for Nudacotyle tertius Travassos, 1939 
Brazil for Paramonostomum ionorne Travassos, 1921 
Cambridgeshire for Notocotylus noyeri Joyeux, 1922 
Colorado for Paramonostomum echinum Harrah, 1922 
Egypt for Notocotylus aegyptiaca Odhner, 1905 
England for Notocotylus chionis Baylis, 1928 
England for Notocotylus ralli Baylis, 1936 
Europe for Notocotylus theinemanni Szidat & Szidat, 1933 
France for Notocotylus noyeri Joyeux, 1922 
Germany for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Germany for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Germany for Notocotylus linearis (Rudolphi, 1819) Szidat, 1936 
Germany for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Illinois for Notocotylus micropalamae Harwood, 1939 
India for Notocotylus indicus Lal, 1935 
India for Notocotylus lucknowensis (Lal, 1935) Ruiz, 1946 
India for Ogmocotyle indica (Bhalerao, 1942) Ruiz, 1946 
India for Paramonostomum casarcum Lal, 1936 
India for Paramonostomum microstomum Moghe, 1932 
India for Paramonostomum querquedulum Lal, 1936 
Iran for Catatropis orientalis Harshe, 1932 
Ireland for Notocotylus attenuatus (Rudolphi, 1809) Kossack, 1911 
Japan for Catatropis pacifera Noble, 1933 
Japan for Notocotylus magniovatus Yamaguti, 1934 
Japan for Notocotylus parviovatus Yamaguti, 1934 
Japan for Ogmocotyle pygargi Skrjabin & Schulz, 1933 
Japan for Paramonostomum bucephalae Yamaguti, 1935 
Japanese Exclusive Economic Zone for Catatropis cygni Yamaguti, 1939 
Japanese Exclusive Economic Zone for Catatropis hisikui Yamaguti, 1939 
Kirgizistan for Notocotylus skrjabini Ablasov, 1953 
Korea for Paramonostomum elongatum Yamaguti, 1934 
Mato Grosso for Nudacotyle valdevaginatus Travassos, 1922 
Mexico for Catatropis pacifera Noble, 1933 
Nebraska for Catatropis filamentis Barker, 1915 
North America for Catatropis harwoodi Bullock, 1952 
North America for Paramonostomum parvum Stunkard & Dunihue, 1931 
North Atlantic for Ogmogaster plicata (Creplin, 1829) Jägerskiöld, 1891 
Philippine Exclusive Economic Zone for Opisthotrema dujonis (Leuckart, 1874) Price, 1932 
Philippines for Notocotylus intestinalis Tubangui, 1932 
Philippines for Notocotylus naviformis Tubangui, 1932 
Primorye for Ogmocotyle pygargi Skrjabin & Schulz, 1933 
Primorye for Tristriata anatis Belopolskaja in Skrjabin, 1953 
Puerto Rican Exclusive Economic Zone for Hofmonostomum himantopodis Harwood, 1939 
South America for Notocotylus chionis Baylis, 1928 
South America for Notocotylus tachyeretis Duthoit, 1931 
South Australia for Catatropis gallinulae Johnston, 1928 
Soviet Union for Catatropis pacifera Noble, 1933 
Soviet Union for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Soviet Union for Notocotylus attenuatus (Rudolphi, 1809) Kossack, 1911 
Soviet Union for Notocotylus chionis Baylis, 1928 
Soviet Union for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Soviet Union for Notocotylus noyeri Joyeux, 1922 
Soviet Union for Notocotylus quinqueseriale Barker & Laughlin, 1911 
Soviet Union for Notocotylus ralli Baylis, 1936 
Spain for Notocotylus neyrai Gonzalez Castro, 1945 
Switzerland for Notocotylus seineti Fuhrmann, 1919 
Tennessee for Catatropis pricei Harwood, 1939 
Tennessee for Notocotylus dafilae Harwood, 1939 
Tennessee for Notocotylus porzanae Harwood, 1939 
Tennessee for Notocotylus regis Harwood, 1939 
Tropical Atlantic for Cochleotrema cochleotrema Travassos & Vogelsang, 1931 
Ural Mountains for Catatropis charadrii Skrjabin, 1915 
USA for Notocotylus quinqueseriale Barker & Laughlin, 1911 
USA for Notocotylus stagnicolae Herber, 1942 
USA for Notocotylus urbanensis (Cort, 1914) Harrah, 1922 
USA for Paramonostomum pseudalveatum Price, 1931 
USA for Quinqueserialis hassalli (McIntosh & McIntosh, 1934) Harwood, 1939 
Volga for Notocotylus wolgaensis Skvortsov, 1935 
West Europe for Catatropis verrucosa (Frölich, 1789) Odhner, 1905