Genarchella fragilis Lunaschi, 1990

Type host. Astyanax fasciatus (Cuvier) (Pisces: Characidae). Site of infection. Stomach.

Type locality. Argentina, Buenos Aires Province, Ensenada, Arroyo Doña Flora. Holotype: MLP 635/1. Paratypes: MLP 634, MLP 635/2. Reference. Lunaschi (1990).