n = 35
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Apteronotus acidops | Triques, 2011 | Apteronotus acidops | Apteronotidae | |
| Apteronotus albertoi | Peixoto, Dutra, Datovo, Menezes & de Santana, 2021 | Genus Species | New species | |
| Apteronotus albifrons | (Linnaeus, 1766) | Apteronotus albifrons | Apteronotidae | Black ghost |
| Apteronotus anas | Eigenmann & Allen, 1942 | Parapteronotus hasemani | Apteronotidae | |
| Apteronotus anu | de Santana & Vari, 2013 | Apteronotus anu | Apteronotidae | |
| Apteronotus apurensis | Fernández-Yépez, 1968 | Apteronotus apurensis | Apteronotidae | |
| Apteronotus baniwa | de Santana & Vari, 2013 | Apteronotus baniwa | Apteronotidae | |
| Apteronotus bonapartii | (Castelnau, 1855) | Apteronotus bonapartii | Apteronotidae | |
| Apteronotus brasiliensis | (Reinhardt, 1852) | Apteronotus brasiliensis | Apteronotidae | |
| Apteronotus camposdapazi | de Santana & Lehmann A., 2006 | Apteronotus camposdapazi | Apteronotidae | |
| Apteronotus caudimaculosus | de Santana, 2003 | Apteronotus caudimaculosus | Apteronotidae | |
| Apteronotus cuchillejo | (Schultz, 1949) | Apteronotus cuchillejo | Apteronotidae | |
| Apteronotus cuchillo | Schultz, 1949 | Apteronotus cuchillo | Apteronotidae | |
| Apteronotus curvioperculata | (Godoy, 1968) | Apteronotus curvioperculata | Apteronotidae | |
| Apteronotus ellisi | (Alonso de Arámburu, 1957) | Apteronotus ellisi | Apteronotidae | |
| Apteronotus eschmeyeri | de Santana, Maldonado-Ocampo, Severi & Mendes, 2004 | Apteronotus eschmeyeri | Apteronotidae | |
| Apteronotus ferrarisi | de Santana & Vari, 2013 | Apteronotus ferrarisi | Apteronotidae | |
| Apteronotus galvisi | de Santana, Maldonado-Ocampo & Crampton, 2007 | Apteronotus galvisi | Apteronotidae | |
| Apteronotus hasemani | (Ellis, 1913) | Parapteronotus hasemani | Apteronotidae | |
| Apteronotus jurubidae | (Fowler, 1944) | Apteronotus jurubidae | Apteronotidae | |
| Apteronotus leptorhynchus | (Ellis, 1912) | Apteronotus leptorhynchus | Apteronotidae | |
| Apteronotus lindalvae | de Santana & Cox Fernandes, 2012 | Apteronotus lindalvae | Apteronotidae | |
| Apteronotus macrolepis | (Steindachner, 1881) | Apteronotus macrolepis | Apteronotidae | |
| Apteronotus macrostomus | (Fowler, 1943) | Apteronotus macrostomus | Apteronotidae | |
| Apteronotus magdalenensis | (Miles, 1945) | Apteronotus magdalenensis | Apteronotidae | |
| Apteronotus magoi | de Santana, Castillo & Taphorn, 2006 | Apteronotus magoi | Apteronotidae | |
| Apteronotus marauna | (Triques, 1998) | Tembeassu marauna | Apteronotidae | |
| Apteronotus mariae | (Eigenmann & Fisher, 1914) | Apteronotus mariae | Apteronotidae | |
| Apteronotus milesi | de Santana & Maldonado-Ocampo, 2005 | Apteronotus milesi | Apteronotidae | |
| Apteronotus paranaensis | (Schindler, 1940) | Genus Species | New species | |
| Apteronotus passan | Lacepède, 1800 | Apteronotus albifrons | Apteronotidae | Black ghost |
| Apteronotus pemon | de Santana & Vari, 2013 | Apteronotus pemon | Apteronotidae | |
| Apteronotus quilombola | Peixoto, Datovo, Menezes & Santana, 2021 | Genus Species | New species | |
| Apteronotus rostratus | (Meek & Hildebrand, 1913) | Apteronotus rostratus | Apteronotidae | |
| Apteronotus spurrellii | (Regan, 1914) | Apteronotus spurrellii | Apteronotidae |