002980000a220007300045001000027000002450155000270410013001827730029001951 aCampos Da Paz, Ricardo10aOn Sternarchorhynchus Castelnau: A South American electric knifefish, with descritions of two new species (Ostariophysi: Gymnotiformes: Apteronotidae)0 aInglés1 tCopeiah2q521-535d2000