n = 103
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Gambusia aestiputeus | Fowler, 1950 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia aestiputius | Fowler, 1950 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia affinis | (Baird & Girard, 1853) | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia affinis affinis | (Baird & Girard, 1853) | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia affinis holbrocki | (Girard, 1859) | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia affinis holbrooki | (Girard, 1859) | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia affinis katruelis | (Baird & Girard, 1853) | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia alvarezi | Hubbs & Springer, 1957 | Gambusia alvarezi | Poeciliidae | Yellowfin gambusia |
| Gambusia amistadensis | Peden, 1973 | Gambusia amistadensis | Poeciliidae | Amistad gambusia |
| Gambusia annectens | Regan, 1907 | Priapichthys annectens | Poeciliidae | Orange finned toothcarp |
| Gambusia arlingtonia | Goode & Bean, 1879 | Fundulus chrysotus | Fundulidae | Golden topminnow |
| Gambusia atrora | Rosen & Bailey, 1963 | Gambusia atrora | Poeciliidae | Blackfin gambusia |
| Gambusia atzi | Rosen & Gordon, 1951 | Heterophallus rachovii | Poeciliidae | Coatzacoalcos gambusia |
| Gambusia aurata | Miller & Minckley, 1970 | Gambusia aurata | Poeciliidae | Golden gambusia |
| Gambusia baracoana | Rivas, 1944 | Gambusia baracoana | Poeciliidae | Baracoa gambusia |
| Gambusia beebei | Myers, 1935 | Gambusia beebei | Poeciliidae | Miragoane gambusia |
| Gambusia bonita | Meek, 1904 | Priapella bonita | Poeciliidae | Graceful priapella |
| Gambusia bucheri | Rivas, 1944 | Gambusia bucheri | Poeciliidae | Moa gambusia |
| Gambusia caliensis | Eigenmann & Henn, 1916 | Priapichthys caliensis | Poeciliidae | Cali toothcarp |
| Gambusia cana | Meek & Hildebrand, 1913 | Neoheterandria cana | Poeciliidae | Cana toothcarp |
| Gambusia cascajalensis | Meek & Hildebrand, 1913 | Brachyrhaphis cascajalensis | Poeciliidae | Cascajal toothcarp |
| Gambusia caudovittata | Regan, 1913 | Priapichthys nigroventralis | Poeciliidae | Blackfinned toothcarp |
| Gambusia caymanensis | Regan, 1913 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia clarkhubbsi | Garrett & Edwards, 2003 | Gambusia clarkhubbsi | Poeciliidae | San Felipe gambusia |
| Gambusia darienensis | Meek & Hildebrand, 1913 | Priapichthys darienensis | Poeciliidae | Capetí toothcarp |
| Gambusia dominicensis | Regan, 1913 | Gambusia dominicensis | Poeciliidae | Dominican gambusia |
| Gambusia dovii | Regan, 1913 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia echeagarayi | (Álvarez, 1952) | Gambusia echeagarayi | Poeciliidae | Maya gambusia |
| Gambusia episcopi | Steindachner, 1878 | Brachyrhaphis episcopi | Poeciliidae | Bishop toothcarp |
| Gambusia eurystoma | Miller, 1975 | Gambusia eurystoma | Poeciliidae | Widemouth gambusia |
| Gambusia fasciata | Meek, 1904 | Poeciliopsis fasciata | Poeciliidae | San Jeronimo livebearer |
| Gambusia gaigei | Hubbs, 1929 | Gambusia gaigei | Poeciliidae | Big Bend gambusia |
| Gambusia geiseri | Hubbs & Hubbs, 1957 | Gambusia geiseri | Poeciliidae | Largespring gambusia |
| Gambusia georgei | Hubbs & Peden, 1969 | Gambusia georgei | Poeciliidae | San Marcos gambusia |
| Gambusia gracilior | Regan, 1913 | Gambusia wrayi | Poeciliidae | Wray's gambusia |
| Gambusia gracilis | Girard, 1859 | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia heckeli | Bleeker, 1860 | Poeciliopsis gracilis | Poeciliidae | Porthole livebearer |
| Gambusia heterochir | Hubbs, 1957 | Gambusia heterochir | Poeciliidae | Clear Creek gambusia |
| Gambusia hispaniolae | Fink, 1971 | Gambusia hispaniolae | Poeciliidae | Hispaniolan gambusia |
| Gambusia holbrocki | Girard, 1859 | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia holbrooki | Girard, 1859 | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia holbrookii | Girard, 1859 | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia howelli | Rivas, 1944 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia hubbsi | Breder, 1934 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia humilis | Günther, 1866 | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia hurtadoi | Hubbs & Springer, 1957 | Gambusia hurtadoi | Poeciliidae | Crescent gambusia |
| Gambusia infans | Woolman, 1894 | Poeciliopsis infans | Poeciliidae | Lerma livebearer |
| Gambusia krumholzi | Minckley, 1963 | Gambusia krumholzi | Poeciliidae | Spotfin gambusia |
| Gambusia latipunctata | Meek & Hildebrand, 1913 | Brachyrhaphis episcopi | Poeciliidae | Bishop toothcarp |
| Gambusia lemaitrei | Fowler, 1950 | Gambusia lemaitrei | Poeciliidae | Lemaitre's mosquitofish |
| Gambusia longispinis | Minckley, 1962 | Gambusia longispinis | Poeciliidae | Cuatrocienegas gambusia |
| Gambusia luma | Rosen & Bailey, 1963 | Gambusia luma | Poeciliidae | Sleek mosquitofish |
| Gambusia manni | Hubbs, 1927 | Gambusia manni | Poeciliidae | Bahamas mosquitofish |
| Gambusia marschi | Minckley & Craddock, 1962 | Gambusia marshi | Poeciliidae | Robust gambusia |
| Gambusia marshi | Minckley & Craddock, 1962 | Gambusia marshi | Poeciliidae | Robust gambusia |
| Gambusia mcneili | Fowler, 1916 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia mcnieli | Fowler, 1916 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia melanosticta | Regan, 1913 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia melapleura | (Gosse, 1851) | Gambusia melapleura | Poeciliidae | Striped gambusia |
| Gambusia modesta | Troschel, 1865 | Poecilia sphenops | Poeciliidae | Molly |
| Gambusia monticola | Rivas, 1971 | Gambusia monticola | Poeciliidae | Yao mosquitofish |
| Gambusia myersi | Ahl, 1925 | Gambusia myersi | Poeciliidae | Myers mosquitofish |
| Gambusia nicaraguensis | Günther, 1866 | Gambusia nicaraguensis | Poeciliidae | Nicaraguan mosquitofish |
| Gambusia nicaraguensis sexradiatus | Hubbs, 1936 | Gambusia sexradiata | Poeciliidae | Teardrop mosquito |
| Gambusia nigropunctata | Regan, 1913 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia nigroventralis | Eigenmann & Henn, 1912 | Priapichthys nigroventralis | Poeciliidae | Blackfinned toothcarp |
| Gambusia nobilis | (Baird & Girard, 1853) | Gambusia nobilis | Poeciliidae | Pecos gambusia |
| Gambusia oligosticta | Regan, 1913 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia panuco | Hubbs, 1926 | Gambusia panuco | Poeciliidae | Panuco gambusia |
| Gambusia parismina | Meek, 1912 | Brachyrhaphis parismina | Poeciliidae | Parismina toothcarp |
| Gambusia patruelis | (Baird & Girard, 1853) | Gambusia affinis | Poeciliidae | Mosquitofish |
| Gambusia patruelis holbrooki | (Girard, 1859) | Gambusia holbrooki | Poeciliidae | Eastern mosquitofish |
| Gambusia picturada | Poey, 1868 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia plumbea | Troschel, 1865 | Poecilia sphenops | Poeciliidae | Molly |
| Gambusia pseudopunctata | Rivas, 1969 | Gambusia pseudopunctata | Poeciliidae | Tiburon Peninsula gambusia |
| Gambusia punctata | Poey, 1854 | Gambusia punctata | Poeciliidae | Cuban gambusia |
| Gambusia puncticulata | Poey, 1854 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia puncticulata baracoana | Rivas, 1944 | Gambusia baracoana | Poeciliidae | Baracoa gambusia |
| Gambusia puncticulata bucheri | Rivas, 1944 | Gambusia bucheri | Poeciliidae | Moa gambusia |
| Gambusia puncticulata manni | Hubbs, 1927 | Gambusia manni | Poeciliidae | Bahamas mosquitofish |
| Gambusia puncticulata puncticulata | Poey, 1854 | Gambusia puncticulata | Poeciliidae | Caribbean gambusia |
| Gambusia puncticulata yucatana | Regan, 1914 | Gambusia yucatana | Poeciliidae | Yucatan gambusia |
| Gambusia punctulata monticola | Rivas, 1971 | Gambusia monticola | Poeciliidae | Yao mosquitofish |
| Gambusia quadruncus | Langerhans, 2012 | Gambusia quadruncus | Poeciliidae | Four hooked mosquitofish |
| Gambusia rachowi | (Regan, 1914) | Heterophallus rachovii | Poeciliidae | Coatzacoalcos gambusia |
| Gambusia rachowii | (Regan, 1914) | Heterophallus rachovii | Poeciliidae | Coatzacoalcos gambusia |
| Gambusia regani | Hubbs, 1926 | Gambusia regani | Poeciliidae | Forlon gambusia |
| Gambusia rhabdophora | Regan, 1908 | Brachyrhaphis rhabdophora | Poeciliidae | Needle toothcarp |
| Gambusia rhizophorae | Rivas, 1969 | Gambusia rhizophorae | Poeciliidae | Mangrove gambusia |
| Gambusia senilis | Girard, 1859 | Gambusia senilis | Poeciliidae | Blotched gambusia |
| Gambusia sexradiata | Hubbs, 1936 | Gambusia sexradiata | Poeciliidae | Teardrop mosquito |
| Gambusia sp. | Not applicable | Gambusia marshi | Poeciliidae | Robust gambusia |
| Gambusia speciosa | Girard, 1859 | Gambusia speciosa | Poeciliidae | Tex-Mex gambusia |
| Gambusia terrabensis | Regan, 1907 | Brachyrhaphis terrabensis | Poeciliidae | Térraba toothcarp |
| Gambusia tridentiger | Garman, 1895 | Neoheterandria tridentiger | Poeciliidae | Nail toothcarp |
| Gambusia turrubarensis | Meek, 1912 | Poeciliopsis turrubarensis | Poeciliidae | Turrubarés toothcarp |
| Gambusia umbratilis | Meek, 1912 | Xenophallus umbratilis | Poeciliidae | Shadow toothcarp |
| Gambusia vittata | Hubbs, 1926 | Gambusia vittata | Poeciliidae | Gulf gambusia |
| Gambusia wrayi | Regan, 1913 | Gambusia wrayi | Poeciliidae | Wray's gambusia |
| Gambusia xanthosoma | Greenfield, 1983 | Gambusia xanthosoma | Poeciliidae | Cayman gambusia |
| Gambusia yucatana | Regan, 1914 | Gambusia yucatana | Poeciliidae | Yucatan gambusia |
| Gambusia yucatana australis | Greenfield, 1985 | Gambusia yucatana | Poeciliidae | Yucatan gambusia |
| Gambusia zarskei | Meyer, Schories & Schartl, 2010 | Gambusia zarskei | Poeciliidae | Chihuahua mosquitofish |