Adult Trematodes (Platyhelminthes) of freshwater fishes from Argentina: a checklist Author Margarita Ostrowski de Núñez Author Nathalia J. Arredondo Author Alicia A. Gil de Pertierra text Revue suisse de Zoologie 2017 2017-03-31 124 1 91 113 journal article 31645 10.5281/zenodo.1040686 25402b49-ac0b-4370-925e-d2d7b6438e9b 0035-418 1040686 Crassicutis intermedius ( Szidat, 1954 ) Eocreadium intermedium Szidat, 1954 Material deposited: MACN-Pa 593/1‒2 (type and new voucher material). Host: Hypostomus commersoni (Valenciennes) [= Plecostomus commersoni (Valenciennes) ] (type host) ( Siluriformes : Loricariidae ). Localities: La Plata River, Buenos Aires City (type locality); Paraná-Guazú River**, Entre Ríos Province. Site of infection: Stomach. References: Szidat (1954) , Arredondo (2013) . Remarks: New locality record. Bray et al. (1996) redescribed this species from Hypostomus cochliodon (Kner) and Hypostomus commersoni , Paraná River (Itapúa Province) and Hypostomus piratatu Weber , Santa Sofía Ranch, Concepción Province, Paraguay.