Aponurus sphaerolecithus Manter, 1925 accepted as Lecithophyllum sphaerolecithum (Manter, 1925) Manter, 1947 (redescription)
Azygia acuminata Goldberger, 1911 (redescription)
Azygia angusticauda (Stafford, 1904) Manter, 1926 (redescription)
Azygia angusticauda (Stafford, 1904) Manter, 1926 (new combination reference)
Azygia longa (Leidy, 1852) Manter, 1926 (redescription)
Azygia longa (Leidy, 1852) Manter, 1926 (new combination reference)
Azygia perryi Fujita, 1918 (redescription)
Azygia robusta Odhner, 1911 (redescription)
Azygia volgensis (Linstow, 1907) Odhner, 1911 accepted as Azygia lucii (Müller, 1776) Lühe, 1909 (additional source)
Azygiidae Lühe, 1909 (taxonomy source)
Brachyphallus crenatus (Rudolphi, 1802) Odhner, 1905 (redescription)
Derogenes varicus (Müller, 1784) Looss, 1901 (redescription)
Deropristis inflata (Molin, 1859) Odhner, 1902 (redescription)
Genolinea laticauda Manter, 1925 (redescription)
Gonocerca phycidis Manter, 1925 (redescription)
Hemiurus levinseni Odhner, 1905 (redescription)
Hirudinella fusca (Bosc, 1802) Manter, 1926 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (new combination reference)
Hirudinella fusca (Bosc, 1802) Manter, 1926 accepted as Hirudinella ventricosa (Pallas, 1774) Baird, 1853 (redescription)
Homalometron pallidum Stafford, 1904 (redescription)
Lecithaster gibbosus (Rudolphi, 1802) Lühe, 1901 accepted as Opistholecithum gibbosum (Rudolphi, 1802) Vainutis & Voronova, 2025 (redescription)
Lepidapedon elongatum (Lebour, 1908) Nicoll, 1910 (redescription)
Lepidapedon garrardi (Leiper & Atkinson, 1914) Manter, 1926 (new combination reference)
Lepidapedon rachion (Cobbold, 1858) Stafford, 1904 (redescription)
Otodistomum cestoides (Van Beneden, 1870) Odhner, 1911 (redescription)
Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 (redescription)
Podocotyle olssoni Odhner, 1905 accepted as Podocotyle reflexa (Creplin, 1825) Odhner, 1905 (redescription)
Siphodera vinaledwardsii (Linton, 1901) Linton, 1910 (redescription)
Steganoderma formosum Stafford, 1904 (redescription)
Stephanochasmus baccatus Nicoll, 1907 accepted as Stephanostomum baccatum (Nicoll, 1907) Manter, 1934 (redescription)

Alaskan Exclusive Economic Zone for Otodistomum cestoides (Van Beneden, 1870) Odhner, 1911 
Gulf of Maine for Aponurus sphaerolecithus Manter, 1925 
Gulf of Maine for Brachyphallus crenatus (Rudolphi, 1802) Odhner, 1905 
Gulf of Maine for Derogenes varicus (Müller, 1784) Looss, 1901 
Gulf of Maine for Genolinea laticauda Manter, 1925 
Gulf of Maine for Gonocerca phycidis Manter, 1925 
Gulf of Maine for Hemiurus levinseni Odhner, 1905 
Gulf of Maine for Homalometron pallidum Stafford, 1904 
Gulf of Maine for Lecithaster gibbosus (Rudolphi, 1802) Lühe, 1901 
Gulf of Maine for Lepidapedon elongatum (Lebour, 1908) Nicoll, 1910 
Gulf of Maine for Lepidapedon rachion (Cobbold, 1858) Stafford, 1904 
Gulf of Maine for Otodistomum cestoides (Van Beneden, 1870) Odhner, 1911 
Gulf of Maine for Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 
Gulf of Maine for Podocotyle olssoni Odhner, 1905 
Gulf of Maine for Steganoderma formosum Stafford, 1904 
Gulf of Maine for Stephanochasmus baccatus Nicoll, 1907 
Massachusetts Continental Shelf for Deropristis inflata (Molin, 1859) Odhner, 1902 
Massachusetts Continental Shelf for Hirudinella fusca (Bosc, 1802) Manter, 1926 
Massachusetts Continental Shelf for Podocotyle olssoni Odhner, 1905 
Massachusetts Continental Shelf for Siphodera vinaledwardsii (Linton, 1901) Linton, 1910 
Oregon, Washington, Vancouver Coast and Shelf for Otodistomum cestoides (Van Beneden, 1870) Odhner, 1911 
Virginian for Hirudinella fusca (Bosc, 1802) Manter, 1926