Ostrowski de Nuñez, M., Arredondo, N. J., Gil de Pertierra, A. A. (2011). Two new species of Parspina Pearse, 1920 (Digenea: Cryptogonimidae) from freshwater fishes (Gymnotiformes) of the Paraná River basin in Argentina. Systematic Parasitology. 80: 67-70.
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Ostrowski de Nuñez, M., Arredondo, N. J., Gil de Pertierra, A. A.
2011
Two new species of Parspina Pearse, 1920 (Digenea: Cryptogonimidae) from freshwater fishes (Gymnotiformes) of the Paraná River basin in Argentina.