Vorlage:Nijssen et al., 1976

• Nijssen, H., Isbrücker, I.J.H. & Géry, J. 1976. On the species of Gymnorhamphichthys Ellis, 1912, translucent sand-dwelling gymnotid fishes from South America (Pisces, Cypriniformes, Gymnotoidei). Studies on Neotropical Fauna and Environment, 11: 37-63.