Asymphylodora amnicolae Stunkard, 1959 (redescription)
Atriophallophorus minutus (Price, 1934) Deblock & Rose, 1964 (redescription)
Austrobilharzia variglandis (Miller & Northup, 1926) Penner, 1953 (redescription)
Cercaria loossi Stunkard, 1929 (redescription)
Cercaria martini Stunkard, 1983 (original description)
Cercaria myae Uzmann, 1952 (redescription)
Cercaria parvicaudata Stunkard & Shaw, 1931 accepted as Renicola parvicaudatus (Stunkard & Shaw, 1931) Galaktionov, Solovyeva, Blakeslee & Skírnisson, 2022 (redescription)
Cercaria solemyae Martin, 1944 (redescription)
Cryptocotyle lingua (Creplin, 1825) Fischoeder, 1903 (redescription)
Deropristis inflata (Molin, 1859) Odhner, 1902 (redescription)
Diplostomum nassa (Martin, 1945) Stunkard, 1973 (redescription)
Gynaecotyla adunca (Linton, 1905) Yamaguti, 1939 (redescription)
Himasthla compacta Stunkard, 1960 (redescription)
Himasthla littorinae Stunkard, 1966 (redescription)
Himasthla quissetensis (Miller & Northup, 1926) Stunkard, 1934 (redescription)
Homalometron pallidum Stafford, 1904 (redescription)
Lasiotocus elongatus (Manter, 1931) Thomas, 1959 accepted as Proctotrema elongatum (Manter, 1931) Wee, Cutmore, Pérez-del-Olmo & Cribb, 2020 (redescription)
Lasiotocus minutus (Manter, 1931) Thomas, 1959 (redescription)
Lecithaster confusus Odhner, 1905 (redescription)
Lepocreadium areolatum (Linton, 1900) Stunkard, 1969 (redescription)
Lepocreadium setiferoides (Miller & Northup, 1926) Martin, 1938 (redescription)
Lintonium vibex (Linton, 1900) Stunkard & Nigrelli, 1930 (redescription)
Monorcheides cumingiae (Martin, 1938) Martin, 1939 (redescription)
Neopechona cablei Stunkard, 1980 accepted as Opechona cablei (Stunkard, 1980) Bray & Gibson, 1990 accepted as Opechona pyriformis (Linton, 1900) Bray & Gibson, 1990 (redescription)
Neopechona pyriformis (Linton, 1900) Stunkard, 1969 accepted as Opechona pyriformis (Linton, 1900) Bray & Gibson, 1990 (redescription)
Notocotylus atlanticus Stunkard, 1966 accepted as Pseudonotocotylus atlanticus (Stunkard, 1966) Izrailskaia, Tatonova & Belousova, 2024 (redescription)
Notocotylus minutus Stunkard, 1960 (redescription)
Odhneria odhneri Travassos, 1921 (redescription)
Opecoeloides vitellosus (Linton, 1900) von Wicklen, 1946 (redescription)
Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 (redescription)
Paramonostomum parvum Stunkard & Dunihue, 1931 (redescription)
Parorchis avitus Linton, 1914 accepted as Parorchis acanthus (Nicoll, 1906) Nicoll, 1907 (redescription)
Parvatrema borealis Stunkard & Uzmann, 1958 accepted as Parvatrema boreale Stunkard & Uzmann, 1958 (redescription)
Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 (redescription)
Proctoeces maculatus (Looss, 1901) Odhner, 1911 (redescription)
Renicola thaidus Stunkard, 1964 accepted as Renicola parvicaudatus (Stunkard & Shaw, 1931) Galaktionov, Solovyeva, Blakeslee & Skírnisson, 2022 (redescription)
Rhipidocotyle transversale Chandler, 1935 (redescription)
Siphodera vinaledwardsii (Linton, 1901) Linton, 1910 (redescription)
Spelotrema limuli (Stunkard, 1951) Yamaguti, 1971 accepted as Microphallus limuli Stunkard, 1951 accepted as Microphallus claviformis (Brandes, 1889) Baer, 1944 (redescription)
Spelotrema nicolli Cable & Hunninen, 1938 accepted as Microphallus nicolli (Cable & Hunninen, 1938) Baer, 1944 (redescription)
Spelotrema simile (Jagerskiold, 1900) Looss, 1902 accepted as Microphallus similis (Jägerskiöld, 1900) Baer, 1944 (redescription)
Stephanostomum dentatum (Linton, 1900) Linton, 1940 (redescription)
Stephanostomum tenue (Linton, 1898) Linton, 1934 (redescription)
Tubulovesicula pinguis (Linton, 1940) Manter, 1947 (redescription)
Uniserialis breviserialis Stunkard, 1967 (redescription)
Zoogonoides laevis Linton, 1940 (redescription)
Zoogonus rubellus (Olsson, 1868) Odhner, 1902 (redescription)

Massachusetts for Himasthla compacta Stunkard, 1960 
Massachusetts for Himasthla littorinae Stunkard, 1966 
Massachusetts for Notocotylus atlanticus Stunkard, 1966 
Massachusetts for Paramonostomum alveatum (Mehlis in Creplin, 1846) Lühe, 1909 
Massachusetts for Paramonostomum parvum Stunkard & Dunihue, 1931 
Massachusetts for Parvatrema borealis Stunkard & Uzmann, 1958 
Massachusetts for Uniserialis breviserialis Stunkard, 1967 
Massachusetts Continental Shelf for Asymphylodora amnicolae Stunkard, 1959 
Massachusetts Continental Shelf for Atriophallophorus minutus (Price, 1934) Deblock & Rose, 1964 
Massachusetts Continental Shelf for Austrobilharzia variglandis (Miller & Northup, 1926) Penner, 1953 
Massachusetts Continental Shelf for Cercaria loossi Stunkard, 1929 
Massachusetts Continental Shelf for Cercaria martini Stunkard, 1983 
Massachusetts Continental Shelf for Cercaria myae Uzmann, 1952 
Massachusetts Continental Shelf for Cercaria parvicaudata Stunkard & Shaw, 1931 
Massachusetts Continental Shelf for Cercaria solemyae Martin, 1944 
Massachusetts Continental Shelf for Cryptocotyle lingua (Creplin, 1825) Fischoeder, 1903 
Massachusetts Continental Shelf for Deropristis inflata (Molin, 1859) Odhner, 1902 
Massachusetts Continental Shelf for Diplostomum nassa (Martin, 1945) Stunkard, 1973 
Massachusetts Continental Shelf for Gynaecotyla adunca (Linton, 1905) Yamaguti, 1939 
Massachusetts Continental Shelf for Himasthla quissetensis (Miller & Northup, 1926) Stunkard, 1934 
Massachusetts Continental Shelf for Homalometron pallidum Stafford, 1904 
Massachusetts Continental Shelf for Lasiotocus elongatus (Manter, 1931) Thomas, 1959 
Massachusetts Continental Shelf for Lasiotocus minutus (Manter, 1931) Thomas, 1959 
Massachusetts Continental Shelf for Lecithaster confusus Odhner, 1905 
Massachusetts Continental Shelf for Lepocreadium areolatum (Linton, 1900) Stunkard, 1969 
Massachusetts Continental Shelf for Lepocreadium setiferoides (Miller & Northup, 1926) Martin, 1938 
Massachusetts Continental Shelf for Lintonium vibex (Linton, 1900) Stunkard & Nigrelli, 1930 
Massachusetts Continental Shelf for Monorcheides cumingiae (Martin, 1938) Martin, 1939 
Massachusetts Continental Shelf for Neopechona cablei Stunkard, 1980 
Massachusetts Continental Shelf for Neopechona pyriformis (Linton, 1900) Stunkard, 1969 
Massachusetts Continental Shelf for Notocotylus minutus Stunkard, 1960 
Massachusetts Continental Shelf for Odhneria odhneri Travassos, 1921 
Massachusetts Continental Shelf for Opecoeloides vitellosus (Linton, 1900) von Wicklen, 1946 
Massachusetts Continental Shelf for Parorchis avitus Linton, 1914 
Massachusetts Continental Shelf for Podocotyle atomon (Rudolphi, 1802) Odhner, 1905 
Massachusetts Continental Shelf for Proctoeces maculatus (Looss, 1901) Odhner, 1911 
Massachusetts Continental Shelf for Renicola thaidus Stunkard, 1964 
Massachusetts Continental Shelf for Rhipidocotyle transversale Chandler, 1935 
Massachusetts Continental Shelf for Siphodera vinaledwardsii (Linton, 1901) Linton, 1910 
Massachusetts Continental Shelf for Spelotrema limuli (Stunkard, 1951) Yamaguti, 1971 
Massachusetts Continental Shelf for Spelotrema nicolli Cable & Hunninen, 1938 
Massachusetts Continental Shelf for Spelotrema simile (Jagerskiold, 1900) Looss, 1902 
Massachusetts Continental Shelf for Stephanostomum dentatum (Linton, 1900) Linton, 1940 
Massachusetts Continental Shelf for Stephanostomum tenue (Linton, 1898) Linton, 1934 
Massachusetts Continental Shelf for Tubulovesicula pinguis (Linton, 1940) Manter, 1947 
Massachusetts Continental Shelf for Zoogonoides laevis Linton, 1940 
Massachusetts Continental Shelf for Zoogonus rubellus (Olsson, 1868) Odhner, 1902