Family Cladorchiidae Fischoeder, 1901

Nematophila Travassos, 1934

Nematophila grandis (Diesing, 1839) Travassos, 1934 Syn. Paramphistomum argentinum Cordero & Vogelsang, 1940 Hosts and records: Phrynops sp. (cited as probably Hydraspis sp.) (M), Phrynops hilarii (Duméril & Bibron, 1835) (C).

Site of infection: intestine.

Reference: Cordero & Vogelsang (1940), Lombardero & Moriena (1977).