Random triples
| Subject | Object |
|---|---|
| gptkb:Malapteruridae | derived from pectoral muscles |
| gptkb:marbled_electric_ray | present |
| gptkb:Gymnotus | present |
| gptkb:Malapterurus_electricus | present |
| gptkb:Torpedo_californica | present |
| gptkb:Apteronotus | present |
| gptkb:Knifefish | Present in some species |
| gptkb:Torpedo_nobiliana | present |
| gptkb:Malapterurus | present |
| gptkb:Atlantic_torpedo | present |
| gptkb:knifefishes | present |
| gptkb:Apteronotidae | present |
| gptkb:Gymnotiformes | present |
| gptkb:Electric_catfish | Yes |
| gptkb:Torpedo_marmorata | present |
| gptkb:brown_ghost_knifefish | present |