Image of Podocotyle (Podocotyle) lepomis; a. Drawing of cercaria structure b. Cercaria stained with 0.5% neutral red c. Sporocyst stained with 0.5% neutral red d.–f. Images of Scanning Electronmicroscope Abbreviations: s – stylet, os – oral sucker, p – pharynx, penetration gland, vs – ventral sucker, eb – excretory bladder, ta – tail, ad – adhesive organ, spo – sporocyst, c – cercaria (scale a, b = 100 µm, c = 10 µm).