Worms, Platyhelminthes Table 439 Platyhelminth diversity Figure number Order or superfamily, etc Number of families Number of genera 10 11 12 13 14 15 Platyhelminthes ‘‘Turbellaria’’ Catenulida Macrostomida Haplopharyngida Polycladida ‘‘Lecithoepitheliata’’ Bothrioplanida Proseriata Kalyptorhynchia ‘‘Dalyellioida’’ Temnocephalida ‘‘Typhloplanoida’’ Prolecithophora Tricladida Fecampiida 391 107 25 12 16 7 12 3847 776 11 27 108 62 151 67 23 129 31 154 Subphylum Neodermata Class Monogenea Subclass Monopisthocotylea Capsalidea Dactylogyridea Gyrodactylidea Lagarocotylidea Monocotylidea Montchadskyellidea Subclass Polyopisthocotylea Chimaericolidea Diclybothriidea Mazocraeidea Polystomatidea 284 63 25 11 38 33 3071 716 390 46 244 51 47 326 15 279 30 Class Trematoda Subclass Aspidogastrea Subclass Digenea Allocreadioidea Azygioidea Bivesiculoidea Brachylaimoidea Bucephaloidea Clinostomoidea Cyclocoeloidea Diplostomoidea Echinostomatoidea Gorgoderoidea Gymnophaloidea Haploporoidea Haplosplanchoidea Hemiuroidea Heronimoidea Lepocreadioidea Microphalloidea Microscaphidioidea Monorchioidea Opisthorchioidea Paramphistomoidea Plagiorchioidea Pronocephaloidea Schistosomatoidea Transversotrematoidea 152 148 1 8 12 12 10 19 2 12 23 1604 12 1592 107 4 22 24 24 87 82 95 40 31 123 171 244 24 47 128 107 105 47 53 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 (Continued )