Catatropis cygni Yamaguti, 1939 (additional source)
Catatropis hisikui Yamaguti, 1939 (redescription)
Catatropis indicus Srivastava, 1935 (redescription)
Catatropis morosovi Gubanov, Fedorov, Berlovskaja & Kuznetsova, 1966 (redescription)
Catatropis orientalis Harshe, 1932 (redescription)
Catatropis verrucosa (Frölich, 1789) Odhner, 1905 (redescription)
Notocotylidae Lühe, 1909 (identification resource)
Notocotylus attenuatus (Rudolphi, 1809) Kossack, 1911 (redescription)
Notocotylus ephemera (Nitzsch, 1817) Harwood, 1939 (redescription)
Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 (redescription)
Notocotylus imbricatus (Looss, 1893) Szidat, 1935 (redescription)
Notocotylus magniovatus Yamaguti, 1934 accepted as Pseudonotocotylus magniovatus (Yamaguti, 1934) Izrailskaia, Tatonova & Belousova, 2024 (redescription)
Notocotylus marinus Ginetsinskaja & Naumov, 1958 (redescription)
Notocotylus marynus Melnichenko, 1961 accepted as Notocotylus noyeri Joyeux, 1922 (source of synonymy)
Notocotylus noyeri Joyeux, 1922 (redescription)
Notocotylus pacifera (Noble, 1933) Harwood, 1939 (redescription)
Notocotylus parviovatus Yamaguti, 1934 (redescription)
Notocotylus ponticus Tschiaberaschwili, 1964 (redescription)
Notocotylus ralli Baylis, 1936 (redescription)
Notocotylus regis Harwood, 1939 (redescription)
Notocotylus seineti Fuhrmann, 1919 (status source)
Notocotylus seineti Fuhrmann, 1919 (redescription)
Notocotylus skrjabini Ablasov, 1953 (redescription)
Notocotylus urbanensis (Cort, 1914) Harrah, 1922 (redescription)
Notocotylus zduni Tschiaberaschwili & Dzavelidze, 1968 (redescription)
Ogmocotyle pygargi Skrjabin & Schulz, 1933 (additional source)
Ogmogaster antarctica Johnston, 1931 (redescription)
Ogmogaster delamurei Treshchev, 1966 accepted as Ogmogaster pentalineata Rausch & Fay, 1966 (redescription)
Ogmogaster plicata (Creplin, 1829) Jägerskiöld, 1891 (redescription)
Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 (redescription)
Paramonostomum alveoelongatum Filimonova, 1971 (redescription)
Paramonostomum anatis Garkavi, 1965 (redescription)
Paramonostomum bucephalae Yamaguti, 1935 (redescription)
Paramonostomum bychowskoipawlowskoi Sailov, 1963 (redescription)
Paramonostomum cladocoelium Belopolskaja, 1968 (redescription)
Paramonostomum elongatum Yamaguti, 1934 (redescription)
Paramonostomum malerischi Dunagan, 1957 accepted as Paramonostomum elongatum Yamaguti, 1934 (source of synonymy)
Paramonostomum musculosum Belopolskaja, 1968 (redescription)
Paramonostomum parvum Stunkard & Dunihue, 1931 (redescription)
Paramonostomum pseudalveatum Price, 1931 accepted as Paramonostomum parvum Stunkard & Dunihue, 1931 (source of synonymy)
Paramonostomum querquedulum Lal, 1936 accepted as Paramonostomum casarcum Lal, 1936 (redescription)
Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 (redescription)
Tetraserialis tscherbakovi Petrov & Cherkova, 1960 (redescription)
Tristriata elegans Filimonova, 1971 accepted as Tristriata anatis Belopolskaja in Skrjabin, 1953 (source of synonymy)

Amur for Catatropis morosovi Gubanov, Fedorov, Berlovskaja & Kuznetsova, 1966 
Armenia for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Armenia for Notocotylus noyeri Joyeux, 1922 
Armenia for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Armenia for Tetraserialis tscherbakovi Petrov & Cherkova, 1960 
Azerbaijan for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Azerbaijan for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Azerbaijan for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Azerbaijan for Notocotylus noyeri Joyeux, 1922 
Azerbaijan for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Azerbaijan for Notocotylus parviovatus Yamaguti, 1934 
Azerbaijan for Notocotylus skrjabini Ablasov, 1953 
Azerbaijan for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Azerbaijan for Paramonostomum bucephalae Yamaguti, 1935 
Azerbaijan for Paramonostomum elongatum Yamaguti, 1934 
Azerbaijan for Paramonostomum parvum Stunkard & Dunihue, 1931 
Azerbaijan for Tetraserialis tscherbakovi Petrov & Cherkova, 1960 
Baltic sea for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Baltic sea for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Barents Sea for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Belarus for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Belarus for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Belarus for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Belarus for Notocotylus noyeri Joyeux, 1922 
Belarus for Notocotylus parviovatus Yamaguti, 1934 
Belarus for Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 
Bulgaria for Paramonostomum elongatum Yamaguti, 1934 
Buryatia for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Chukchi Sea for Ogmogaster delamurei Treshchev, 1966 
Chukotka for Catatropis hisikui Yamaguti, 1939 
Chukotka for Paramonostomum cladocoelium Belopolskaja, 1968 
Chukotka for Paramonostomum musculosum Belopolskaja, 1968 
Chukotka for Tristriata elegans Filimonova, 1971 
Commander Islands for Tristriata elegans Filimonova, 1971 
East European Russia for Notocotylus regis Harwood, 1939 
Estonia for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Estonia for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Estonia for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Georgia (Country) for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Georgia (Country) for Notocotylus noyeri Joyeux, 1922 
Georgia (Country) for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Georgia (Country) for Notocotylus ponticus Tschiaberaschwili, 1964 
Georgia (Country) for Notocotylus zduni Tschiaberaschwili & Dzavelidze, 1968 
Japan for Notocotylus magniovatus Yamaguti, 1934 
Kaliningrad for Notocotylus ephemera (Nitzsch, 1817) Harwood, 1939 
Kaliningrad for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Kaliningrad for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Kaliningrad for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Kaliningrad for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Kaliningrad for Paramonostomum parvum Stunkard & Dunihue, 1931 
Kamchatka for Tristriata elegans Filimonova, 1971 
Kazakhstan for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Kazakhstan for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Kazakhstan for Notocotylus noyeri Joyeux, 1922 
Kazakhstan for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Kazakhstan for Notocotylus parviovatus Yamaguti, 1934 
Kazakhstan for Paramonostomum bucephalae Yamaguti, 1935 
Kazakhstan for Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 
Khabarovsk for Catatropis morosovi Gubanov, Fedorov, Berlovskaja & Kuznetsova, 1966 
Kirgizistan for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Kirgizistan for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Kirgizistan for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Kirgizistan for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Kirgizistan for Notocotylus noyeri Joyeux, 1922 
Kirgizistan for Notocotylus skrjabini Ablasov, 1953 
Korea for Notocotylus magniovatus Yamaguti, 1934 
Krasnoyarsk for Notocotylus ephemera (Nitzsch, 1817) Harwood, 1939 
Latvia for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Latvia for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Latvia for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Lithuania for Catatropis cygni Yamaguti, 1939 
Lithuania for Paramonostomum bucephalae Yamaguti, 1935 
Lithuania for Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 
Moldova for Paramonostomum bucephalae Yamaguti, 1935 
Moscow Oblast for Notocotylus ephemera (Nitzsch, 1817) Harwood, 1939 
Murmansk Coast for Notocotylus marinus Ginetsinskaja & Naumov, 1958 
Okhotsk Sea for Ogmogaster antarctica Johnston, 1931 
Pacific Ocean for Ogmogaster antarctica Johnston, 1931 
Pacific Ocean for Ogmogaster plicata (Creplin, 1829) Jägerskiöld, 1891 
Primorsky Krai for Paramonostomum parvum Stunkard & Dunihue, 1931 
Primorsky Krai for Tristriata elegans Filimonova, 1971 
Primorye for Notocotylus magniovatus Yamaguti, 1934 
Rostov for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Russia for Catatropis verrucosa (Frölich, 1789) Odhner, 1905 
Russia for Notocotylus noyeri Joyeux, 1922 
Russia for Notocotylus pacifera (Noble, 1933) Harwood, 1939 
Russia for Notocotylus parviovatus Yamaguti, 1934 
Russia for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Russia for Paramonostomum anatis Garkavi, 1965 
Russia for Paramonostomum bucephalae Yamaguti, 1935 
Russia for Quinqueserialis quinqueserialis (Barker & Laughlin, 1911) Harwood, 1939 
Russian Far East for Notocotylus gibbus (Mehlis in Creplin, 1846) Kossack, 1911 
Russian Far East for Notocotylus imbricatus (Looss, 1893) Szidat, 1935 
Russian Far East for Notocotylus urbanensis (Cort, 1914) Harrah, 1922 
Russian Far East for Ogmocotyle pygargi Skrjabin & Schulz, 1933 
Russian Far East for Tetraserialis tscherbakovi Petrov & Cherkova, 1960 
Siberia for Paramonostomum alveoelongatum Filimonova, 1971 
Siberia for Tristriata elegans Filimonova, 1971 
Tadzhikistan for Catatropis hisikui Yamaguti, 1939 
Tadzhikistan for Catatropis verrucosa (Frölich, 1789) Odhner, 1905