Family Clinostomidae Lühe, 1909
Clinostomum Leidy, 1856
Clinostomum detruncatum Braun, 1899 Host: Nycticorax nycticorax (Linnaeus) . Site of infection: mouth.
Locality: Uribalarrea, Buenos Aires Province. Reference: Boero & Led (1971).
Clinostomum complanatum (Rudolphi, 1809) Host: Ardea cocoi Linnaeus.
Site of infection: esophagus.
Locality: La Balandra, Buenos Aires Province. Material deposited: MLP, 3737D. Reference: Sutton & Damborenea (2000).