English Ghost knifefish Cited by user RN1970 on 12 May 2018 The ghost knifefishes are a family, Apteronotidae, of ray-finned fishes in the order Gymnotiformes.
English Magosternarchus Cited by user RN1970 on 07 May 2018 Magosternarchus is a genus of weakly electric knifefish in the family Apteronotidae, containing two species.
English Sternarchella Cited by user RN1970 on 07 May 2018 Sternarchella, the bulldog knifefish, is a genus of ghost knifefishes found at depths of in the main channel of large rivers South America.