Betamphistoma jariense Thatcher & Jégu, 1996 (additional source)
Cladorchiidae Fischoeder, 1901 (taxonomy source)
Dadayius marenzelleri (Daday, 1907) Fukui, 1929 (additional source)
Dadaytrema gracile Lunaschi, 1989 (basis of record)
Dadaytrema minimum Vaz, 1932 (basis of record)
Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 (additional source)
Dadaytremoides parauchenipteri Lunaschi, 1989 accepted as Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 (new combination reference)
Deltamphistoma pitingaense Thatcher & Jégu, 1996 (additional source)
Doradamphistoma bacuense Thatcher, 1999 (additional source)
Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 (new combination reference)
Microrchis ferrumequinum (Diesing, 1836) Daday, 1906 accepted as Pseudocladorchis ferrumequinum (Diesing, 1836) Stunkard, 1925 accepted as Pseudocladorchis ferrumequinus (Diesing, 1836) Stunkard, 1925 (additional source)
Microrchis macrovarium Pantoja, Scholz, Luque & Jones, 2019 (original description)
Pronamphistoma Thatcher, 1992 (additional source)
Pronamphistoma philippei Pantoja, Scholz, Luque & Jones, 2019 (original description)
Pseudocladorchis macrostomus Daday, 1907 accepted as Pseudocladorchis cylindricus (Diesing, 1836) Daday, 1907 (source of synonymy)
Pseudocladorchis nephrodorchis Daday, 1907 (basis of record)
Pseudocladorchis romani Pantoja, Scholz, Luque & Jones, 2019 (original description)

Amapá for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 
Amapá for Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 
Amazonas for Dadayius marenzelleri (Daday, 1907) Fukui, 1929 
Amazonas for Deltamphistoma pitingaense Thatcher & Jégu, 1996 
Amazonas for Doradamphistoma bacuense Thatcher, 1999 
Entre Ríos for Dadaytrema gracile Lunaschi, 1989 
Entre Ríos for Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 
Loreto for Dadaytrema minimum Vaz, 1932 
Loreto for Microrchis macrovarium Pantoja, Scholz, Luque & Jones, 2019 
Loreto for Pseudocladorchis romani Pantoja, Scholz, Luque & Jones, 2019 
Mato Grosso for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 
Mato Grosso for Pseudocladorchis nephrodorchis Daday, 1907 
Mato Grosso do Sul for Dadaytrema gracile Lunaschi, 1989 
Mato Grosso do Sul for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 
Pará for Betamphistoma jariense Thatcher & Jégu, 1996 
Pará for Dadayius marenzelleri (Daday, 1907) Fukui, 1929 
Pará for Dadaytrema minimum Vaz, 1932 
Pará for Deltamphistoma pitingaense Thatcher & Jégu, 1996 
Pará for Doradamphistoma bacuense Thatcher, 1999 
Pará for Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 
Pará for Microrchis macrovarium Pantoja, Scholz, Luque & Jones, 2019 
Pará for Myleustrema concavatum Thatcher & Jégu, 1998 
Pará for Pronamphistoma philippei Pantoja, Scholz, Luque & Jones, 2019 
Pará for Pseudocladorchis nephrodorchis Daday, 1907 
Pará for Pseudocladorchis romani Pantoja, Scholz, Luque & Jones, 2019 
Paraná for Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 
Peru for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 
Peru for Doradamphistoma bacuense Thatcher, 1999 
Peru for Doradamphistoma parauchenipteri (Lunaschi, 1989) Pantoja, Scholz, Luque & Jones, 2019 
Rondônia for Dadaytrema gracile Lunaschi, 1989 
São Paulo for Dadaytrema minimum Vaz, 1932 
Tocantins for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 
Venezuela for Dadaytrema oxycephalum (Diesing, 1850) Vaz, 1932 

 Taxonomic remark

 for Pseudocladorchis ferrumequinus (Diesing, 1836) Stunkard, 1925

Recognised in Microrchis by Pantoja et al. (2019). [details]

 Taxonomic remark

 for Pseudocladorchis nephrodorchis Daday, 1907

Type host: not designated by Daday (1907) who mentioned three fish hosts: ‘Salmo’ sp., ‘Salmo’ pacu (= ... [details]