n = 108
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Characidium alipioi | Travassos, 1955 | Characidium alipioi | Crenuchidae | |
| Characidium amaila | Lujan, Agudelo-Zamora, Taphorn, Booth & López-Fernández, 2013 | Characidium amaila | Crenuchidae | |
| Characidium bahiense | Almeida, 1971 | Characidium bahiense | Crenuchidae | |
| Characidium bahiensis | Almeida, 1971 | Characidium bahiense | Crenuchidae | |
| Characidium barbosai | Flausino Junior, Lima, Machado & Melo, 2020 | Genus Species | New species | |
| Characidium bimaculatum | Fowler, 1941 | Characidium bimaculatum | Crenuchidae | |
| Characidium blennioides | Eigenmann, 1909 | Melanocharacidium blennioides | Crenuchidae | |
| Characidium boaevistae | Steindachner, 1915 | Characidium boavistae | Crenuchidae | |
| Characidium boavistae | Steindachner, 1915 | Characidium boavistae | Crenuchidae | |
| Characidium boehlkei | Géry, 1972 | Characidium boehlkei | Crenuchidae | |
| Characidium bolivianum | Pearson, 1924 | Characidium bolivianum | Crenuchidae | |
| Characidium borellii | (Boulenger, 1895) | Characidium borellii | Crenuchidae | |
| Characidium brevirostre | Pellegrin, 1909 | Characidium brevirostre | Crenuchidae | |
| Characidium cacah | Zanata, Ribeiro, Araújo-Porto, Pessali & Oliveira-Silva, 2020 | Genus Species | New species | |
| Characidium catenatum | Eigenmann, 1909 | Characidium steindachneri | Crenuchidae | |
| Characidium caucanum | Eigenmann, 1912 | Characidium caucanum | Crenuchidae | |
| Characidium chancoense | Agudelo-Zamora, Ortega-Lara & Taphorn, 2020 | Genus Species | New species | |
| Characidium chicoi | da Graça, Ota & Domingues, 2019 | Genus Species | New species | |
| Characidium chupa | Schultz, 1944 | Characidium chupa | Crenuchidae | |
| Characidium chupa chupa | Schultz, 1944 | Characidium chupa | Crenuchidae | |
| Characidium chupa torbesensis | Schultz, 1944 | Characidium chupa | Crenuchidae | |
| Characidium clistenesi | Melo & Espíndola, 2016 | Genus Species | New species | |
| Characidium crandellii | Steindachner, 1915 | Characidium crandellii | Crenuchidae | |
| Characidium cricarense | Malanski, Sarmento-Soares, Silva-Malanski, Lopes, Ingenito & Buckup, 2019 | Genus Species | New species | |
| Characidium declivirostre | Steindachner, 1915 | Characidium declivirostre | Crenuchidae | |
| Characidium deludens | Zanata & Camelier, 2015 | Characidium deludens | Crenuchidae | |
| Characidium dubia | Travassos, 1952 | Characidium interruptum | Crenuchidae | |
| Characidium dule | Agudelo-Zamora, Tavera, Murillo & Ortega-Lara, 2020 | Genus Species | New species | |
| Characidium duplicatum | Armbruster, Lujan & Bloom, 2021 | Genus Species | New species | |
| Characidium etheostoma | Cope, 1872 | Characidium etheostoma | Crenuchidae | |
| Characidium etzeli | Zarske & Géry, 2001 | Characidium etzeli | Crenuchidae | |
| Characidium fasciadorsale | Fowler, 1914 | Characidium zebra | Crenuchidae | |
| Characidium fasciatum | Reinhardt, 1867 | Characidium fasciatum | Crenuchidae | Darter characin |
| Characidium fasciatum boaevistae | Steindachner, 1915 | Characidium boavistae | Crenuchidae | |
| Characidium fasciatum var. boa vistae | Steindachner, 1915 | Characidium boavistae | Crenuchidae | |
| Characidium fasciatum var. boavistae | Steindachner, 1915 | Characidium boavistae | Crenuchidae | |
| Characidium geryi | (Zarske, 1997) | Microcharacidium geryi | Crenuchidae | |
| Characidium gomesi | Travassos, 1956 | Characidium gomesi | Crenuchidae | |
| Characidium grajahuense | Travassos, 1944 | Characidium grajahuense | Crenuchidae | |
| Characidium grajahuensis | Travassos, 1944 | Characidium grajahuense | Crenuchidae | |
| Characidium hasemani | Steindachner, 1915 | Characidium hasemani | Crenuchidae | |
| Characidium heinianum | Zarske & Géry, 2001 | Characidium heinianum | Crenuchidae | |
| Characidium heirmostigmata | da Graça & Pavanelli, 2008 | Characidium heirmostigmata | Crenuchidae | |
| Characidium helmeri | Zanata, Sarmento-Soares & Martins-Pinheiro, 2015 | Characidium helmeri | Crenuchidae | |
| Characidium iaquira | Zanata, Ohara, Oyakawa & Dagosta, 2020 | Genus Species | New species | |
| Characidium interruptum | Pellegrin, 1909 | Characidium interruptum | Crenuchidae | |
| Characidium japuhybense | Travassos, 1949 | Characidium japuhybense | Crenuchidae | |
| Characidium japuhybensis | Travassos, 1949 | Characidium japuhybense | Crenuchidae | |
| Characidium kalunga | Melo, Bouquerel, Masumoto, França & Netto-Ferreira, 2021 | Characidium kalunga | Crenuchidae | |
| Characidium kamakan | Zanata & Camelier, 2015 | Characidium kamakan | Crenuchidae | |
| Characidium ladigesi | Géry, 1972 | Characidium steindachneri | Crenuchidae | |
| Characidium lagosantense | Travassos, 1947 | Characidium lagosantense | Crenuchidae | |
| Characidium lagosantensis | Travassos, 1947 | Characidium lagosantense | Crenuchidae | |
| Characidium lanei | Travassos, 1967 | Characidium lanei | Crenuchidae | |
| Characidium laterale | Eigenmann, 1909 | Ammocryptocharax lateralis | Crenuchidae | |
| Characidium laterale | (Boulenger, 1895) | Characidium laterale | Crenuchidae | |
| Characidium lateralis | (Boulenger, 1895) | Characidium laterale | Crenuchidae | |
| Characidium lauroi | Travassos, 1949 | Characidium lauroi | Crenuchidae | |
| Characidium litorale | Leitão & Buckup, 2014 | Characidium litorale | Crenuchidae | |
| Characidium longum | Taphorn, Montaña & Buckup, 2006 | Characidium longum | Crenuchidae | |
| Characidium macrolepidotum | (Peters, 1868) | Characidium macrolepidotum | Crenuchidae | |
| Characidium marshi | Breder, 1925 | Characidium marshi | Crenuchidae | |
| Characidium mirim | Netto-Ferraira, Birindelli & Buckup, 2013 | Characidium mirim | Crenuchidae | |
| Characidium nambiquara | Zanata & Ohara, 2020 | Genus Species | New species | |
| Characidium nana | Mendonça & Netto-Ferreira, 2015 | Characidium nana | Crenuchidae | |
| Characidium nupelia | da Graça, Pavanelli & Buckup, 2008 | Characidium nupelia | Crenuchidae | |
| Characidium occidentale | Buckup & Reis, 1997 | Characidium occidentale | Crenuchidae | |
| Characidium oiticicai | Travassos, 1967 | Characidium oiticicai | Crenuchidae | |
| Characidium onca | Melo, Brito Ribeiro & Lima, 2021 | Characidium onca | Crenuchidae | |
| Characidium orientale | Buckup & Reis, 1997 | Characidium orientale | Crenuchidae | |
| Characidium papachibe | Peixoto & Wosiacki, 2013 | Characidium papachibe | Crenuchidae | |
| Characidium pellucidum | Eigenmann, 1909 | Characidium pellucidum | Crenuchidae | |
| Characidium phoxocephalum | Eigenmann, 1912 | Characidium phoxocephalum | Crenuchidae | |
| Characidium pteroides | Eigenmann, 1909 | Characidium pteroides | Crenuchidae | |
| Characidium pterostictum | Gomes, 1947 | Characidium pterostictum | Crenuchidae | |
| Characidium pumarinri | Teixeira & Melo, 2020 | Genus Species | New species | |
| Characidium purpuratum | Steindachner, 1882 | Characidium purpuratum | Crenuchidae | |
| Characidium rachovii | Regan, 1913 | Characidium rachovii | Crenuchidae | |
| Characidium rachowi | Regan, 1913 | Characidium rachovii | Crenuchidae | |
| Characidium rex | Böhlke, 1958 | Melanocharacidium rex | Crenuchidae | |
| Characidium roesseli | Géry, 1965 | Characidium roesseli | Crenuchidae | |
| Characidium samurai | Zanata & Camelier, 2014 | Characidium samurai | Crenuchidae | |
| Characidium sanctjohanni | Dahl, 1960 | Characidium sanctjohanni | Crenuchidae | |
| Characidium satoi | Melo & Oyakawa, 2015 | Characidium satoi | Crenuchidae | |
| Characidium schindleri | Zarske & Géry, 2001 | Characidium schindleri | Crenuchidae | |
| Characidium schubarti | Travassos, 1955 | Characidium schubarti | Crenuchidae | |
| Characidium serrano | Buckup & Reis, 1997 | Characidium serrano | Crenuchidae | |
| Characidium steindachneri | Cope, 1878 | Characidium steindachneri | Crenuchidae | |
| Characidium sterbai | (Zarske, 1997) | Geryichthys sterbai | Crenuchidae | |
| Characidium stigmosum | Melo & Buckup, 2002 | Characidium stigmosum | Crenuchidae | |
| Characidium summum | Zanata & Ohara, 2015 | Characidium summum | Crenuchidae | |
| Characidium summus | Zanata & Ohara, 2015 | Characidium summum | Crenuchidae | |
| Characidium surumuense | Steindachner, 1915 | Characidium hasemani | Crenuchidae | |
| Characidium tapuia | Zanata, Ramos & Oliveira-Silva, 2018 | Genus Species | New species | |
| Characidium tatama | Agudelo-Zamora, Tavera, Murillo & Ortega-Lara, 2020 | Genus Species | New species | |
| Characidium tenue | (Cope, 1894) | Characidium tenue | Crenuchidae | |
| Characidium theageri | Travassos, 1952 | Characidium rachovii | Crenuchidae | |
| Characidium timbuiense | Travassos, 1946 | Characidium timbuiense | Crenuchidae | |
| Characidium timbuiensis | Travassos, 1946 | Characidium timbuiense | Crenuchidae | |
| Characidium travassosi | Melo, Buckup & Oyakawa, 2016 | Characidium travassosi | Crenuchidae | |
| Characidium vestigipinne | Buckup & Hahn, 2000 | Characidium vestigipinne | Crenuchidae | |
| Characidium vidali | Travassos, 1967 | Characidium vidali | Crenuchidae | |
| Characidium vintoni | Eigenmann, 1909 | Ammocryptocharax vintonae | Crenuchidae | |
| Characidium voladorita | Schultz, 1944 | Characidium boavistae | Crenuchidae | |
| Characidium wangyapoik | Armbruster, Lujan & Bloom, 2021 | Genus Species | New species | |
| Characidium xanthopterum | Silveira, Langeani, da Graça, Pavanelli & Buckup, 2008 | Characidium xanthopterum | Crenuchidae | |
| Characidium xavante | da Graça, Pavanelli & Buckup, 2008 | Characidium xavante | Crenuchidae | |
| Characidium zebra | Eigenmann, 1909 | Characidium zebra | Crenuchidae |