Thometrema rioplatense Lunaschi, 1988
Type host. Pimelodus clarias maculatus (Lacépède) (Pisces: Pimelodidae).
Site of infection. Stomach.
Type locality. Argentina, Buenos Aires Province, Ensenada, Arroyo Miguelin.
Holotype: MLP 741/1. Paratypes: MLP 741/2.
Remark. Thometrema rioplatense was synonymised with T. overstreeti (Brooks, Mayes & Thorson, 1979) by Kohn et al. (1990).
References. Lunaschi (1988), Kohn et al. (1990).