The Life Cycle of Cephalogonimus salamandrus sp. n. (Digenea: Cephalogonimidae) from Ambystoma tigrinum (Green) from Eastern Washington

Abstract
Mother and daughter sporocysts and xiphidiocercariae develop in Helisoma trivolvis. Cercariae penetrate tadpoles of Rana pretiosa and small A. tigrinum larvae i...