Fig. 1

Microphotographs of live (a, b, c) opisthorchiid, (d, e) diplostomid and (f, g) cyathocotylid metacercariae isolated from tench. (a, b, d, f) cysts, (b) cyst with outer, host-derived layer removed, (c, e, g) excysted metacercaria. Arrowhead: ventral sucker.