Contents 



Page 



Introduction 1 



Monogenetic Trematodes 5 



Family ACANTHOCOTYLIDAE 5 



Family CAFSALIDAE 5 



Family CHIMAERICOLIDAE 6 



Family DACTYLOGYRIDAE 6 



Family DISCOCOTYLIDAE 7 



Family GYRODACTYLIDAE 8 



Family HEXABOTHRIIDAE 8 



Family MICROCOTYLIDAE 9 



Family MONOCOTYLIDAE 10 



Family POLYSTOMATIDAE 10 



Family UDONELLIDAE 11 



Digenetic Trematodes 13 



Family ACANTHOCOLPIDAE 13 



Family ACCACOELIIDAE 13 



Family ALLOCREADIIDAE 14 



Family APOROCOTYLIDAE 17 



Family AZYGIIDAE 17 



Family BRACHYLAEMIDAE 18 



Family BUCEPHALIDAE 19 



Family CAMPULIDAE 20 



Family CLINOSTOMATIDAE 21 



Family CYCLOCOELIDAE 21 



Family DICROCOELIIDAE 21 



Family DIPLOSTOMIDAE 23 



Family ECHINOSTOMATIDAE 26 



Family FASCIOLIDAE 28 



Family FELLODISTOMATIDAE 29 



Family GORGODERIDAE 29 



Family HEMIURIDAE 30 



Family HETEROPHYIDAE 36 



V 



