Gymnotus carapo Linnaeus, 1758
| Di alcuni pesci raccolti in Bolivia dal Prof. Luigi Balzan Alberto Perugia (1897) Annali del Museo civico di storia naturale di Genova 18: 16-27 | |
| The freshwater fishes of British Guiana, including a study of the ecological grouping of species, and the relation of the fauna of the plateau to that of the lowlands C H Eigenmann (1912) Memoirs of the Carnegie Museum 5: 1-578 | |
| The freshwater fishes of British Guiana, including a study of the ecological grouping of species, and the relation of the fauna of the plateau to that of the lowlands C H Eigenmann (1912) Memoirs Carnegie Museum 5: 1-578 | |
| The Gymnotid Eels of Tropical America (1913) Pittsburgh Memoirs Carnegie Museum 6: 109-195 |