| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Cobitis macrolepidota | 646906 | Walbaum, 1792 | | ITIS | invalid | junior synonym of Fundulus heteroclitus | Species |
| Fundulus albolineatus | 165659 | Gilbert, 1891 | whiteline topminnow | ITIS | valid | | Species |
| Fundulus auroguttatus | 201972 | (Hay, 1885) | banded topminnow | ITIS | invalid | junior synonym of Fundulus cingulatus | Species |
| Fundulus bermudae | 647283 | Günther, 1874 | | ITIS | valid | | Species |
| Fundulus bifax | 165671 | Cashner and Rogers in Cashner, Rogers and Grady, 1988 | stippled studfish | ITIS | valid | | Species |
| Fundulus blairae | 201973 | Wiley and Hall, 1975 | southern starhead topminnow western starhead topminnow | ITIS | valid | | Species |
| Fundulus catenatus | 165660 | (Storer, 1846) | northern studfish | ITIS | valid | | Species |
| Fundulus chrysotus | 165652 | (Günther, 1866) | golden topminnow | ITIS | valid | | Species |
| Fundulus cingulatus | 165661 | Valenciennes in Cuvier and Valenciennes, 1846 | banded topminnow | ITIS | valid | | Species |
| Fundulus confluentus | 165645 | Goode and Bean in Goode, 1879 | marsh killifish | ITIS | valid | | Species |
| Fundulus diaphanus | 165646 | (Lesueur, 1817) | banded killifish fondule barré | ITIS | valid | | Species |
| Fundulus dispar | 165672 | (Agassiz, 1854) | starhead topminnow northern starhead topminnow | ITIS | valid | | Species |
| Fundulus dispar blairae | 165674 | Wiley and Hall, 1975 | | ITIS | invalid | subsequent name/combination of Fundulus blairae | Subspecies |
| Fundulus escambiae | 165675 | (Bollman, 1887) | russetfin topminnow | ITIS | valid | | Species |
| Fundulus euryzonus | 165676 | Suttkus and Cashner, 1981 | broadstripe topminnow | ITIS | valid | | Species |
| Fundulus grandis | 165651 | Baird and Girard, 1853 | sardinilla del Pánuco Gulf killifish | ITIS | valid | | Species |
| Fundulus grandissimus | 647284 | Hubbs, 1936 | giant killifish sardinilla gigante | ITIS | valid | | Species |
| Fundulus heteroclitus | 165647 | (Linnaeus, 1766) | mummichog choquemort | ITIS | valid | | Species |
| Fundulus jenkinsi | 165653 | (Evermann, 1892) | saltmarsh topminnow sardinilla del Bravo | ITIS | valid | | Species |
| Fundulus julisia | 165677 | Williams and Etnier, 1982 | Barrens topminnow | ITIS | valid | | Species |
| Fundulus kansae | 165654 | Garman, 1895 | northern plains killifish | ITIS | valid | | Species |
| Fundulus lima | 647285 | Vaillant, 1894 | Baja California killifish sardinilla peninsular | ITIS | valid | | Species |
| Fundulus lineolatus | 165662 | (Agassiz, 1854) | lined topminnow | ITIS | valid | | Species |
| Fundulus luciae | 165648 | (Baird, 1855) | spotfin killifish | ITIS | valid | | Species |
| Fundulus majalis | 165649 | (Walbaum, 1792) | striped killifish | ITIS | valid | | Species |
| Fundulus notatus | 165663 | (Rafinesque, 1820) | blackstripe topminnow | ITIS | valid | | Species |
| Fundulus notti | 647286 | (Agassiz, 1854) | | ITIS | valid | | Species |
| Fundulus nottii | 165664 | (Agassiz, 1854) | bayou topminnow starhead topminnow Gulf starhead topminnow | ITIS | invalid | unavailable, literature misspelling of Fundulus notti | Species |
| Fundulus ocellaris | 165670 | (Jordan and Gilbert, 1882) | | ITIS | invalid | junior synonym of Fundulus confluentus | Species |
| Fundulus olivaceus | 165655 | (Storer, 1845) | blackspotted topminnow | ITIS | valid | | Species |
| Fundulus parvipinnis | 165650 | Girard, 1854 | California killifish sardinilla chococo | ITIS | valid | | Species |
| Fundulus persimilis | 647287 | Miller, 1955 | sardinilla yucateca Yucatan killifish | ITIS | valid | | Species |
| Fundulus pulvereus | 165656 | (Evermann, 1892) | bayou killifish sardinilla mulata | ITIS | valid | | Species |
| Fundulus rathbuni | 165665 | Jordan and Meek in Jordan, 1889 | speckled killifish | ITIS | valid | | Species |
| Fundulus relictus | 647288 | Able and Felley, 1988 | | ITIS | valid | | Species |
| Fundulus rubrifrons | 201974 | (Jordan, 1880) | redface topminnow | ITIS | invalid | junior synonym of Fundulus cingulatus | Species |
| Fundulus sciadicus | 165666 | Cope, 1865 | plains topminnow | ITIS | valid | | Species |
| Fundulus seminolis | 165667 | Girard, 1859 | Seminole killifish | ITIS | valid | | Species |
| Fundulus similis | 165657 | (Baird and Girard, 1853) | sardinilla narigona longnose killifish | ITIS | valid | | Species |
| Fundulus stellifer | 165668 | (Jordan, 1877) | southern studfish | ITIS | invalid | unavailable, literature misspelling of Fundulus stellifera | Species |
| Fundulus stellifera | 647005 | (Jordan, 1877) | | ITIS | valid | | Species |
| Fundulus waccamensis | 165669 | Hubbs and Raney, 1946 | Waccamaw killifish | ITIS | valid | | Species |
| Fundulus zebrinus | 165658 | Jordan and Gilbert, 1883 | plains killifish | ITIS | valid | | Species |
