| Family | Common Name | Selected Genus and Species | Image |
| Acanthocolpidae | Fluke | Stephanostomum minankisi |  |
| Accacoeliidae | Fluke | Accacladocoelium petasiporum |  |
| Aephnidiogenidae | Fluke | Tetracerasta blepta |  |
| Allocreadiidae | Fluke | Creptotrema creptotrema |  |
| Apocreadiidae | Fluke | Homalometron masoamericanum |  |
| Atractotrematidae | Fluke | Isorchis cannoni |  |
| Azygiidae | Fluke | Azygia robusta |  |
| Bathycotylidae | Fluke | Bathycotyle branchialis |  |
| Bivesiculidae | Fluke | Paucivitellosus fragilis |  |
| Botulisaccidae | Fluke | Botulisaccus pisceus |  |
| Brachycladiidae | Fluke | Nasitrema atenuatta |  |
| Brachycoeliidae | Fluke | Cymatocarpus solearis |  |
| Bucephalidae | Fluke | Neidhartia lochepintade |  |
| Callodistomidae | Fluke | Prosthenhystera obesa |  |
| Calycodidae | Fluke | Calycodes anthos |  |
| Cephalogonimidae | Fluke | Cephalogonimus vesicaudus |  |
| Cladorchiidae | Fluke | Schizamphistomoides prescotti |  |
| Cryptogonimidae | Fluke | Acanthostomum americanum |  |
| Cyclocoelidae | Fluke | Cyclocoelum mutabile |  |
| Derogenidae | Fluke | Allogenarchopsis bareilliensis |  |
| Deropristidae | Fluke | Skrjabinopsolus manteri |  |
| Dicrocoeliidae | Fluke | Brachylecithum mosquensis |  |
| Dictysarcidae | Fluke | Dictysarca virens |  |
| Didymozoidae | Fluke | Didymocystis alalongae |  |
| Diplangidae | Bladder Fluke | Diplangus miolecithus |  |
| Echinochasmidae | Fluke | Echinochasmus japonicus |  |
| Echinostomatidae | Fluke | Echinostoma revolutum |  |
| Encyclometridae | Fluke | Polylekithum catahoulensis |  |
| Enenteridae | Fluke | Enenterum kyphosi |  |
| Eucotylidae | Fluke | Tanaisia fedtschenkoi |  |
| Exotidendriidae | Fluke | Simhatrema simhai |  |
| Fasciolidae | Fluke | Fasciola hepatica | |
| Faustulidae | Fluke | Pronoprymna ventricosa |  |
| Fellodistomidae | Fluke | Lintonium vibex |  |
| Gibsonivermidae | Fluke | Gibsonivermis berryi |  |
| Gonocercidae | Fluke | Gonocerca muraenolepisi |  |
| Gorgocephalidae | Fluke | Gorgocephalus yaaji |  |
| Gorgoderidae | Bladder Fluke | Phyllodistomum kanae |  |
| Gyliauchenidae | Fluke | Gyliauchen volubilis |  |
| Gymnophallidae | Fluke | Gymnophalloides nacellae |  |
| Haploporidae | Fluke | Parasaccocoelium mugili |  |
| Haplosplanchnidae | Fluke | Haplosplanchnus pachysomus |  |
| Hemiuridae | Fluke | Myosaccium ecaude |  |
| Heterophyidae | Fluke | Metagonimus yokogawai |  |
| Himasthlidae | Fluke | Himasthla leptosoma |  |
| Hirudinellidae | Fluke | Hirudinella ventricosa |  |
| Isoparorchiidae | Fluke | Isoparorchis hypselobagri |  |
| Labicolidae | Fluke | Labicola elongata |  |
| Lecithasteridae | Fluke | Lecithaster confusus |  |
| Lepidapedidae | Fluke | Lepidapedon mariannae |  |
| Lepocreadiidae | Fluke | Lepotrema acanthochromidis |  |
| Liliatrematidae | Fluke | Liliatrema skrjabini |  |
| Lissorchiidae | Fluke | Asymphylodora tincae |  |
| Macroderoididae | Fluke | Macroderoides minutus |  |
| Meristocotylidae | Fluke | Meristocotyle varani |  |
| Mesocoeliidae | Fluke | Mesocoelium sociale |  |
| Mesometridae | Fluke | Wardula sargaicola |  |
| Microphallidae | Fluke | Microphallus nicolli |  |
| Microscaphidiidae | Fluke | Angiodictyum glossoides |  |
| Monorchiidae | Fluke | Proctotrema bartolii |  |
| Notocotylidae | Fluke | Notocotylus imbricatus |  |
| Nudacotylidae | Fluke | Nudacotyle undicola |  |
| Opecoelidae | Fluke | Peracreadium characis |  |
| Opisthorchiidae | Fluke | Opisthorchis viverrini |  |
| Opisthotrematidae | Fluke | Pulmonicola cochleotrema |  |
| Orientocreadiidae | Fluke | Orientocreadium batrachoides |  |
| Pachypsolidae | Fluke | Pachypsolus irroratus |  |
| Philophthalmidae | Oriental Avian Eye Fluke | Philophthalmus gralli |  |
| Plagiorchiidae | Fluke | Plagiorchis vespertillionis |  |
| Pleurogenidae | Fluke | Pleurogenoides malampuzhensis |  |
| Pronocephalidae | Fluke | Pyelosomum cochlear |  |
| Prosthogonimidae | Fluke | Prosthogonimus cuneatus |  |
| Psilostomidae | Fluke | Byrdtrema sponsae |  |
| Ptychogonimidae | Fluke | Melogonimus rhodanometra |  |
| Renicolidae | Fluke | Renicola sloanei |  |
| Rhabdiopoeidae | Fluke | Rhabdiopoeus taylori | |
| Rhytidodidae | Fluke | Rhytidodoides intestinalis |  |
| Sclerodistomidae | Fluke | Sclerodistomum italicum |  |
| Sclerodistomoididae | Fluke | Sclerodistomoides pacificus |  |
| Styphlotrematidae | Fluke | Styphlotrema solitaria |  |
| Syncoeliidae | Fluke | Paronatrema guillerminae |  |
| Tandanicolidae | Fluke | Monodhelmis torpedinis |  |
| Telorchiidae | Fluke | Telorchis marinus |  |
| Transversotrematidae | Fluke | Transversotrema hunterae |  |
| Typhlocoelidae | Fluke | Polycyclorchis eudocimi | |
| Zoogonidae | Fluke | Parvipyrum acanthuri |  |
