Trematoda Rudolphi, 1808
Anchylodiscus Johnston & Tiegs, 1922
Demidospermus Suriano, 1983
Hamatopeduncularia Yamaguti, 1953
Pangasitrema Pariselle, Euzet & Lambert, 2004
Pavanelliella Kritsky & Boeger, 1998
