Creptotrema creptotrema Travassos, Artigas & Pereira, 1928

Material deposited: CHIOC (type material), MACN- Pa 590/1‒2 (new voucher material), MLP.

Hosts: Leporinus elongatus Valenciennes (type host, Brazil), Leporinus obtusidens (Valenciennes) (Characiformes: Anostomidae); Trachelyopterus striatulus * (Steindachner), Trachelyopterus galeatus (Linnaeus) (= Parauchenypterus galeatus Linneaus) (Siluriformes: Auchenipteridae).

Localities: Mogi-Guaçu River (Emas, Pirassununga), São Paulo State, Brazil (type locality); Middle Paraná River, Corrientes Province; Colastiné River**, Santa Fe Province; Irigoyen Canal, Talavera Island, Buenos Aires Province.

Site of infection: Anterior part of intestine.

References: Kohn (1984), Lunaschi (1985a), Hamann (1988), Lunaschi & Sutton (1995), Arredondo (2013).

Remarks: New host and locality records.