Aledon Castelnau, 1861 accepted as Mola Koelreuter, 1766 (original description)
Aledon capensis Castelnau, 1861 accepted as Mola mola (Linnaeus, 1758) (original description)
Aledon storeri Castelnau, 1861 accepted as Mola mola (Linnaeus, 1758) (original description)
Athaena Castelnau, 1861 accepted as Chorisochismus Brisout de Barneville, 1846 (original description)
Athaena fasciata Castelnau, 1861 accepted as Chorisochismus dentex (Pallas, 1769) (original description)
Barbus kurumani Castelnau, 1861 accepted as Enteromius trimaculatus (Peters, 1852) (original description)
Barbus natalensis Castelnau, 1861 accepted as Labeobarbus natalensis (Castelnau, 1861) (original description)
Boopsoidea Castelnau, 1861 (original description)
Boopsoidea inornata Castelnau, 1861 (original description)
Cheilodactylus multiradiatus Castelnau, 1861 accepted as Cheilodactylus fasciatus Lacepède, 1803 (original description)
Chromis levaillantii Castelnau, 1861 accepted as Serranochromis angusticeps (Boulenger, 1907) (original description)
Chromys andersonii Castelnau, 1861 accepted as Oreochromis andersonii (Castelnau, 1861) (original description)
Chromys frederici Castelnau, 1861 accepted as Sargochromis greenwoodi (Bell-Cross, 1975) (original description)
Chromys moffatii Castelnau, 1861 accepted as Tilapia sparrmanii Smith, 1840 (original description)
Chromys smithii Castelnau, 1861 accepted as Haplochromis smithii (Castelnau, 1861) (original description)
Chromys sparmanni Castelnau, 1861 accepted as Tilapia sparrmanii Smith, 1840 (original description)
Chromys thumbergi Castelnau, 1861 accepted as Serranochromis thumbergi (Castelnau, 1861) (original description)
Chrysophrys algoensis Castelnau, 1861 accepted as Chrysoblephus laticeps (Valenciennes, 1830) (original description)
Chrysophrys nasutus Castelnau, 1861 accepted as Cymatoceps nasutus (Castelnau, 1861) (original description)
Chrysophrys natalensis Castelnau, 1861 accepted as Rhabdosargus sarba (Forsskål, 1775) (original description)
Clarias ngamensis Castelnau, 1861 (original description)
Clinus dubius Castelnau, 1861 accepted as Clinus superciliosus (Linnaeus, 1758) (original description)
Clinus pantherinus Castelnau, 1861 accepted as Clinus superciliosus (Linnaeus, 1758) (original description)
Cobitis punctifer Castelnau, 1861 accepted as Galaxias zebratus (Castelnau, 1861) (original description)
Cobitis zebrata Castelnau, 1861 accepted as Galaxias zebratus (Castelnau, 1861) (original description)
Exocoetus longipinnis Castelnau, 1861 accepted as Cheilopogon altipennis (Valenciennes, 1847) (original description)
Galeichthys ater Castelnau, 1861 (original description)
Gobiesox fimbriatus Castelnau, 1861 accepted as Chorisochismus dentex (Pallas, 1769) (original description)
Gobius capensis Castelnau, 1861 accepted as Caffrogobius nudiceps (Valenciennes, 1837) (original description)
Gobius olivaceus Castelnau, 1861 accepted as Caffrogobius saldanha (Barnard, 1927) (original description)
Hemirhamphus obesus Castelnau, 1861 accepted as Hemiramphus far (Forsskål, 1775) (original description)
Histiophorus granulifer Castelnau, 1861 accepted as Istiophorus albicans (Latreille, 1804) (original description)
Hydrocynus vittatus Castelnau, 1861 (original description)
Hydrocyonoides Castelnau, 1861 accepted as Hepsetus Swainson, 1838 (original description)
Hydrocyonoides cuvieri Castelnau, 1861 accepted as Hepsetus cuvieri (Castelnau, 1861) (original description)
Ichthyorhamphos Castelnau, 1861 accepted as Oplegnathus Richardson, 1840 (original description)
Ichthyorhamphos pappei Castelnau, 1861 accepted as Oplegnathus conwayi Richardson, 1840 (original description)
Labeo cafer Castelnau, 1861 accepted as Labeo umbratus (Smith, 1841) (original description)
Labeo sicheli Castelnau, 1861 accepted as Labeo umbratus (Smith, 1841) (original description)
Merluccius capensis Castelnau, 1861 (original description)
Monacanthus auratus Castelnau, 1861 accepted as Stephanolepis aurata (Castelnau, 1861) (original description)
Mormyrus lacerda Castelnau, 1861 (original description)
Mugil natalensis Castelnau, 1861 accepted as Chelon natalensis (Castelnau, 1861) (original description)
Pagrus caffer Castelnau, 1861 accepted as Acanthopagrus vagus (Peters, 1852) (original description)
Sandelia Castelnau, 1861 (original description)
Sandelia bainsii Castelnau, 1861 (original description)
Sargus durbanensis Castelnau, 1861 accepted as Sparodon durbanensis (Castelnau, 1861) (original description)
Serranus Chabaudi Castelnau, 1861 accepted as Epinephelus chabaudi (Castelnau, 1861) (original description)
Serranus sebastoides Castelnau, 1861 accepted as Acanthistius sebastoides (Castelnau, 1861) (original description)
Stromatoidea Castelnau, 1861 accepted as Monodactylus Lacepède, 1801 (original description)
Stromatoidea layardi Castelnau, 1861 accepted as Monodactylus falciformis Lacepède, 1801 (original description)
Temnodon conidens Castelnau, 1861 accepted as Pomatomus saltatrix (Linnaeus, 1766) (original description)
Tetraodon blochii Castelnau, 1861 accepted as Lagocephalus sceleratus (Gmelin, 1789) (original description)
Trachurus capensis Castelnau, 1861 (original description)