Choledocystus elegans (Travassos, 1926) Ruiz, 1949
Host and locality record: Leptodactylus labyrinthicus (locality not reported), Leptodactylus latrans (= Leptodactylus ocellatus) (MI) and Rhinella marina lato sensu (locality not reported)
Distribution: Argentina and Brazil
Site of infection: gall bladder, small intestine and pancreas
Stage: not reported
Reference: Travassos (1926e), Ruiz (1949), Dobbin Jr. (1957a), Yamaguti (1958), Travassos et al. (1969), Lunaschi and Drago (2010) and Stumpf (1982)