Batrachotaenia filaroides (La Rue, 1909) accepted as Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 (basis of record)
Bitegmen gerrhonoti (Teiford, 1965) Jones, 1987 (additional source)
Bothriocephalus euryciensis Schaeffer & Self, 1978 (additional source)
Bothriocephalus rarus Thomas, 1937 (additional source)
Bothriocephalus typhlotritonis Reeves, 1949 (additional source)
Crepidobothrium gerrardii (Baird, 1860) Monticelli, 1900 (additional source)
Crepidobothrium loennbergi (Fuhrmann, 1895) accepted as Ophiotaenia loennbergii (Fuhrmann, 1895) La Rue, 1911 (basis of record)
Cylindrotaenia americana Jewell, 1916 (additional source)
Cylindrotaenia idahoensis (Waitz & Mehra, 1961) Jones, 1987 (additional source)
Distoichometra bufonis Dickey, 1921 (additional source)
Mathevotaenia Akhumyan, 1946 (basis of record)
Mathevotaenia antrozoi (Voge, 1954) (basis of record)
Nematotaenia dispar (Goeze, 1782) Lühe, 1899 (additional source)
Oochoristica Lühe, 1898 (basis of record)
Oochoristica acapulcoensis Brooks, Pérez-Ponce de Léon & García, 1999 (basis of record)
Oochoristica ameivae (Beddard, 1914) (basis of record)
Oochoristica americana Harwood, 1932 (basis of record)
Oochoristica anniellae Stunkard & Lynch, 1944 (basis of record)
Oochoristica anolis Harwood, 1932 (basis of record)
Oochoristica bezyi Bursey & Goldberg, 1992 (basis of record)
Oochoristica bivitellobata Loewen, 1940 (basis of record)
Oochoristica crotaphyti McAllister, Trauth & Ubelaker, 1985 (basis of record)
Oochoristica elaphis Harwood, 1932 (basis of record)
Oochoristica eumecis Harwood, 1932 (basis of record)
Oochoristica gracewileyae Loewen, 1940 (basis of record)
Oochoristica harschi McAllister & Bursey, 2017 (basis of record)
Oochoristica islandensis Bursey & Goldberg, 1992 (basis of record)
Oochoristica javaensis Kennedy, Killick & Beverley- Burton, 1982 (basis of record)
Oochoristica leonregagnonae Arizmendi-Espinoza, Garcı´a-Prieto & Guillen-Herna´ndez, 2005 (basis of record)
Oochoristica macallisteri Bursey & Goldberg, 1996 (basis of record)
Oochoristica natricis Harwood, 1932 (basis of record)
Oochoristica osheroffi Meggitt, 1934 (basis of record)
Oochoristica parvula (Stunkard, 1938) (basis of record)
Oochoristica phrynosomatis (Harwood, 1932) (basis of record)
Oochoristica scelopori Voge & Fox, 1950 (basis of record)
Oochoristica whitentoni Steelman, 1939 (basis of record)
Oochoristica whitfieldi Guillén-Hernández, García-Prieto & Armendariz-Espinosa, 2007 (basis of record)
Ophiotaenia agkistrodontis (Harwood, 1933) Freze, 1965 accepted as Ophiotaenia grandis La Rue, 1911 (additional source)
Ophiotaenia alternans Riser, 1942 (additional source)
Ophiotaenia amphiumae (Zeliff, 1932) Riser, 1942 (additional source)
Ophiotaenia cryptobranchi La Rue, 1914 (additional source)
Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936 (additional source)
Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 (additional source)
Ophiotaenia gracilis Jones, Cheng & Gillespie, 1958 (additional source)
Ophiotaenia grandis La Rue, 1911 (additional source)
Ophiotaenia loennbergii (Fuhrmann, 1895) La Rue, 1911 (additional source)
Ophiotaenia lonnbergii (Fuhrmann, 1895) accepted as Ophiotaenia loennbergii (Fuhrmann, 1895) La Rue, 1911 (taxonomy source)
Ophiotaenia magna Hannum, 1925 (additional source)
Ophiotaenia marenzelleri (Barrois, 1898) La Rue, 1911 (additional source)
Ophiotaenia micruricola (Shoop & Corkum, 1982) Schmidt, 1986 (additional source)
Ophiotaenia nattereri (Parona, 1901) La Rue, 1911 (additional source)
Ophiotaenia olor (Ingles, 1936) Yamaguti, 1938 (additional source)
Ophiotaenia perspicua La Rue, 1911 (additional source)
Ophiotaenia racemosa (Rudolphi, 1819) La Rue, 1911 (additional source)
Ophiotaenia saphena Osler, 1931 (additional source)
Ophiotaenia sireni Brooks & Buckner, 1976 accepted as Proteocephalus sireni (Brooks & Buckner, 1976) Brooks, 1978 (basis of record)
Ophiotaenia variabilis (Brooks, 1978) Ammann & de Chambrier, 2008 (additional source)
Proteocephalus aberrans Brooks, 1978 (additional source)
Proteocephalus amphiumicola Brooks, 1978 (additional source)
Proteocephalus faranciae (MacCallum, 1921) Harwood, 1932 accepted as Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936 (basis of record)
Proteocephalus sireni (Brooks & Buckner, 1976) Brooks, 1978 (additional source)
Proteocephalus testudo (Magath, 1924) Hughes et al., 1941 accepted as Testudotaenia testudo (Magath, 1924) Freze, 1965 (basis of record)
Schyzocotyle acheilognathi (Yamaguti, 1934) Brabec, Waeschenbach, Scholz, Littlewood & Kuchta, 2015 (additional source)
Testudotaenia testudo (Magath, 1924) Freze, 1965 (additional source)

Alabama for Ophiotaenia cryptobranchi La Rue, 1914 
Alabama for Proteocephalus amphiumicola Brooks, 1978 
Arizona for Distoichometra bufonis Dickey, 1921 
Arizona for Nematotaenia dispar (Goeze, 1782) Lühe, 1899 
Arkansas for Bothriocephalus rarus Thomas, 1937 
Arkansas for Bothriocephalus typhlotritonis Reeves, 1949 
Arkansas for Cylindrotaenia idahoensis (Waitz & Mehra, 1961) Jones, 1987 
Arkansas for Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936 
Arkansas for Proteocephalus sireni (Brooks & Buckner, 1976) Brooks, 1978 
California for Cylindrotaenia americana Jewell, 1916 
Chiapas for Ophiotaenia nattereri (Parona, 1901) La Rue, 1911 
Colima for Nematotaenia dispar (Goeze, 1782) Lühe, 1899 
Colorado for Ophiotaenia magna Hannum, 1925 
Florida for Cylindrotaenia americana Jewell, 1916 
Florida for Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936 
Florida for Ophiotaenia grandis La Rue, 1911 
Florida for Ophiotaenia perspicua La Rue, 1911 
Florida for Proteocephalus aberrans Brooks, 1978 
Georgia for Distoichometra bufonis Dickey, 1921 
Guerrero for Nematotaenia dispar (Goeze, 1782) Lühe, 1899 
Guerrero for Oochoristica acapulcoensis Brooks, Pérez-Ponce de Léon & García, 1999 
Hidalgo for Ophiotaenia perspicua La Rue, 1911 
Idaho for Cylindrotaenia idahoensis (Waitz & Mehra, 1961) Jones, 1987 
Illinois for Ophiotaenia loennbergii (Fuhrmann, 1895) La Rue, 1911 
Illinois for Ophiotaenia perspicua La Rue, 1911 
Illinois for Proteocephalus sireni (Brooks & Buckner, 1976) Brooks, 1978 
Iowa for Cylindrotaenia americana Jewell, 1916 
Jalisco for Ophiotaenia variabilis (Brooks, 1978) Ammann & de Chambrier, 2008 
Kansas for Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 
Kentucky for Bothriocephalus rarus Thomas, 1937 
Louisiana for Ophiotaenia agkistrodontis (Harwood, 1933) Freze, 1965 
Louisiana for Ophiotaenia amphiumae (Zeliff, 1932) Riser, 1942 
Louisiana for Ophiotaenia marenzelleri (Barrois, 1898) La Rue, 1911 
Louisiana for Ophiotaenia perspicua La Rue, 1911 
Louisiana for Ophiotaenia variabilis (Brooks, 1978) Ammann & de Chambrier, 2008 
Massachusetts for Bothriocephalus rarus Thomas, 1937 
Mexico for Distoichometra bufonis Dickey, 1921 
Mexico Central for Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 
Mexico Central for Ophiotaenia magna Hannum, 1925 
Mexico Central for Ophiotaenia racemosa (Rudolphi, 1819) La Rue, 1911 
México State for Ophiotaenia variabilis (Brooks, 1978) Ammann & de Chambrier, 2008 
Michigan for Bothriocephalus rarus Thomas, 1937 
Michigan for Ophiotaenia saphena Osler, 1931 
Michoacán for Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 
Michoacán for Ophiotaenia racemosa (Rudolphi, 1819) La Rue, 1911 
Michoacán for Ophiotaenia variabilis (Brooks, 1978) Ammann & de Chambrier, 2008 
Michoacán for Schyzocotyle acheilognathi (Yamaguti, 1934) Brabec, Waeschenbach, Scholz, Littlewood & Kuchta, 2015 
Mississippi for Ophiotaenia perspicua La Rue, 1911 
Mississippi for Proteocephalus amphiumicola Brooks, 1978 
Missouri for Ophiotaenia amphiumae (Zeliff, 1932) Riser, 1942 
Missouri for Ophiotaenia cryptobranchi La Rue, 1914 
Nebraska for Cylindrotaenia americana Jewell, 1916 
Nebraska for Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 
Nebraska for Ophiotaenia magna Hannum, 1925 
New Hampshire for Bothriocephalus rarus Thomas, 1937 
New Mexico for Distoichometra bufonis Dickey, 1921 
New York for Bothriocephalus rarus Thomas, 1937 
North Carolina for Bothriocephalus rarus Thomas, 1937 
North Carolina for Cylindrotaenia idahoensis (Waitz & Mehra, 1961) Jones, 1987 
North Carolina for Ophiotaenia cryptobranchi La Rue, 1914 
North Carolina for Ophiotaenia marenzelleri (Barrois, 1898) La Rue, 1911 
North Carolina for Ophiotaenia perspicua La Rue, 1911 
North Carolina for Ophiotaenia saphena Osler, 1931 
Nuevo León for Distoichometra bufonis Dickey, 1921 
Nuevo León for Ophiotaenia filaroides (La Rue, 1909) La Rue, 1911 
Nuevo León for Ophiotaenia perspicua La Rue, 1911 
Oaxaca for Ophiotaenia micruricola (Shoop & Corkum, 1982) Schmidt, 1986 
Ohio for Bothriocephalus rarus Thomas, 1937 
Ohio for Ophiotaenia amphiumae (Zeliff, 1932) Riser, 1942 
Ohio for Ophiotaenia gracilis Jones, Cheng & Gillespie, 1958 
Ohio for Ophiotaenia perspicua La Rue, 1911 
Oklahoma for Bothriocephalus rarus Thomas, 1937 
Oklahoma for Cylindrotaenia americana Jewell, 1916 
Oklahoma for Cylindrotaenia idahoensis (Waitz & Mehra, 1961) Jones, 1987 
Oklahoma for Ophiotaenia grandis La Rue, 1911 
Oklahoma for Ophiotaenia magna Hannum, 1925 
Oklahoma for Ophiotaenia perspicua La Rue, 1911 
Oklahoma for Ophiotaenia perspicua La Rue, 1911 
Oklahoma for Testudotaenia testudo (Magath, 1924) Freze, 1965 
Pennsylvania for Bothriocephalus rarus Thomas, 1937 
Pennsylvania for Ophiotaenia cryptobranchi La Rue, 1914 
Quebec for Ophiotaenia grandis La Rue, 1911 
Sonora for Nematotaenia dispar (Goeze, 1782) Lühe, 1899 
Sonora for Ophiotaenia magna Hannum, 1925 
South Carolina for Bothriocephalus rarus Thomas, 1937 
Tabasco for Mathevotaenia antrozoi (Voge, 1954) 
Tennessee for Bothriocephalus rarus Thomas, 1937 
Tennessee for Cylindrotaenia americana Jewell, 1916 
Texas for Cylindrotaenia americana Jewell, 1916 
Texas for Ophiotaenia faranciae (MacCallum, 1921) Hilmy, 1936 
Texas for Ophiotaenia marenzelleri (Barrois, 1898) La Rue, 1911 
Texas for Ophiotaenia perspicua La Rue, 1911 
Veracruz for Nematotaenia dispar (Goeze, 1782) Lühe, 1899 
Veracruz for Ophiotaenia perspicua La Rue, 1911 
Virginia for Cylindrotaenia americana Jewell, 1916 
Washington for Cylindrotaenia americana Jewell, 1916 
Washington for Distoichometra bufonis Dickey, 1921 
West Virginia for Bothriocephalus rarus Thomas, 1937 
Wisconsin for Ophiotaenia loennbergii (Fuhrmann, 1895) La Rue, 1911