The Trematoda: With Special Reference to British and Other European Forms

absent adult anteriorly ascending limbs Beneden & Hesse bifurcation body Braun broad caeca long canals cells cercariae characters Cirrus pouch cotylophore Cuticle cysts developed DIAGNOSIS diameter Diesing Digenea Distoma Distomum diverticula Dollfus dorsal ducts Echinostoma Eggs measuring elongate emend encyst Europe Excretory system Family Fasciola Fasciola hepatica fishes flukes folds follicles frog genital atrium genital pore Genus gills glands gonads haptor hooklets hooks infected intermediate host intestine larger larva lateral Lebour Linstow lobed LOCATION Looss Lühe mammals margin median plane metacercariae mid-body miracidium Monogenea Monticelli Nicoll numerous occur Odhner oesophagus Olsson Opisthaptor oral sucker oval ovary ovoid pair parasites pars prostatica pharynx posterior extremity posterior region posteriorly prepharynx Price Prohaptor rediae Reproductive systems Rudolphi seminal vesicle Shape side situated Skrjabin slightly in front snail species specimens spines spinous sporocysts Stossich Subfamily Szidat tail testes testis transverse trematodes Uterus Vagina ventral sucker Vitellaria extending