Crowcrocaecum Skrjabin & Koval, 1956 accepted as Nicolla Wisniewski, 1934 (identification resource)
Crowcrocaecum skrjabini (Iwanitzky, 1928) Skrjabin & Koval, 1956 accepted as Nicolla skrjabini (Iwanitzky, 1928) Dollfus, 1960 (redescription)
Hamacreadium Linton, 1910 (identification resource)
Hamacreadium mutabile Linton, 1910 (redescription)
Helicometra Odhner, 1902 (identification resource)
Helicometra fasciata (Rudolphi, 1819) Odhner, 1902 (redescription)
Helicometra insolita Polyanski, 1955 (redescription)
Helicometra markewitschi Pogorel'tseva, 1954 accepted as Helicometra fasciata (Rudolphi, 1819) Odhner, 1902 (redescription)
Helicometra pulchella (Rudolphi, 1819) Odhner, 1902 (redescription)
Helicometra sinuata (Rudolphi, 1819) Odhner, 1902 accepted as Helicometra fasciata (Rudolphi, 1819) Odhner, 1902 (redescription)
Opecoelidae Ozaki, 1925 (identification resource)
Pachycreadium Manter, 1954 (identification resource)
Plagioporinae Manter, 1947 (identification resource)
Plagioporus Stafford, 1904 (identification resource)
Plagioporus alacris (Looss, 1901) Price, 1934 accepted as Macvicaria alacris (Looss, 1901) Gibson & Bray, 1982 (redescription)
Plagioporus idoneus (Nicoll, 1909) Price, 1934 accepted as Peracreadium idoneum (Nicoll, 1909) Gibson & Bray, 1982 (redescription)
Plagioporus trachuri Pogorel'tseva, 1954 accepted as Caudotestis trachuri (Pogorel'tseva, 1954) Yamaguti, 1971 (redescription)
Plagioporus tumidulus (Rudolphi, 1819) Price, 1934 (redescription)
Plagioporus varius (Nicoll, 1910) Price, 1934 accepted as Macvicaria soleae (Dujardin, 1845) Gibson & Bray, 1982 (redescription)
Podocotyle Dujardin, 1845 (identification resource)
Podocotyle atherinae Nicoll, 1914 (redescription)
Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 (redescription)
Podocotyle olssoni Odhner, 1905 accepted as Podocotyle reflexa (Creplin, 1825) Odhner, 1905 (redescription)
Podocotyle reflexa (Creplin, 1825) Odhner, 1905 (redescription)
Podocotyle staffordi Miller, 1941 accepted as Podocotyle angulata Dujardin, 1845 (redescription)
Podocotyle syngnathi Nicoll, 1913 (redescription)
Spinoplagioporus Skrjabin & Koval, 1958 (original description)
Spinoplagioporus minutus (Polyansky, 1952) Skrjabin & Koval, 1958 (new combination reference)
Spinoplagioporus minutus (Polyansky, 1952) Skrjabin & Koval, 1958 (redescription)