n = 491
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Haplochromis acidens | Greenwood, 1967 | Haplochromis acidens | Cichlidae | |
| Haplochromis acuticeps | (Steindachner, 1866) | Pharyngochromis acuticeps | Cichlidae | Zambezi bream |
| Haplochromis acutirostris | Regan, 1922 | Haplochromis serranus | Cichlidae | |
| Haplochromis adolphifrederici | (Boulenger, 1914) | Haplochromis adolphifrederici | Cichlidae | |
| Haplochromis aelocephalus | Greenwood, 1959 | Haplochromis aelocephalus | Cichlidae | |
| Haplochromis aeneocolor | Greenwood, 1973 | Haplochromis aeneocolor | Cichlidae | |
| Haplochromis ahli | Trewavas, 1935 | Sciaenochromis ahli | Cichlidae | Electric blue hap |
| Haplochromis akika | Lippitsch, 2003 | Haplochromis akika | Cichlidae | |
| Haplochromis albertianus | Regan, 1929 | Haplochromis albertianus | Cichlidae | |
| Haplochromis albolabris | Trewavas & Thys van den Audenaerde, 1969 | Thoracochromis albolabris | Cichlidae | Thicklipped happy |
| Haplochromis alluaudi | (Pellegrin, 1904) | Astatoreochromis alluaudi | Cichlidae | Alluaud's haplo |
| Haplochromis altigenis | Regan, 1922 | Haplochromis altigenis | Cichlidae | |
| Haplochromis ampullarostratus | Schraml, 2004 | Haplochromis ampullarostratus | Cichlidae | |
| Haplochromis anaphyrmus | Burgess & Axelrod, 1973 | Mylochromis anaphyrmus | Cichlidae | |
| Haplochromis angustifrons | Boulenger, 1914 | Haplochromis angustifrons | Cichlidae | |
| Haplochromis angustifrons gracilior | Boulenger, 1914 | Haplochromis gracilior | Cichlidae | |
| Haplochromis annectans | (Regan, 1922) | Protomelas annectens | Cichlidae | |
| Haplochromis annectens | (Regan, 1922) | Protomelas annectens | Cichlidae | |
| Haplochromis annectidens | Trewavas, 1933 | Haplochromis annectidens | Cichlidae | |
| Haplochromis antleter | Mietes & Witte, 2010 | Haplochromis antleter | Cichlidae | |
| Haplochromis apogonoides | Greenwood, 1967 | Haplochromis apogonoides | Cichlidae | |
| Haplochromis aquila | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis aquila | Cichlidae | |
| Haplochromis arcanus | Greenwood & Gee, 1969 | Haplochromis arcanus | Cichlidae | |
| Haplochromis argens | de Zeeuw, Westbroek & Witte, 2013 | Haplochromis argens | Cichlidae | |
| Haplochromis argens | Not applicable | Haplochromis argens | Cichlidae | |
| Haplochromis argenteus | Regan, 1922 | Haplochromis argenteus | Cichlidae | |
| Haplochromis argyrosoma | Regan, 1922 | Otopharynx argyrosoma | Cichlidae | |
| Haplochromis artaxerxes | Greenwood, 1962 | Haplochromis artaxerxes | Cichlidae | |
| Haplochromis astatodon | Regan, 1921 | Haplochromis astatodon | Cichlidae | |
| Haplochromis astatodon nigroides | (Pellegrin, 1928) | Haplochromis nigroides | Cichlidae | |
| Haplochromis atritaeniatus | Regan, 1922 | Buccochromis atritaeniatus | Cichlidae | |
| Haplochromis aureus | Vranken, Van Steenberge, Mbalassa & Snoeks, 2023 | Haplochromis aureus | Cichlidae | |
| Haplochromis auritus | Regan, 1922 | Lethrinops auritus | Cichlidae | Golden sand-eater |
| Haplochromis auromarginatus | (Boulenger, 1908) | Otopharynx auromarginatus | Cichlidae | Golden-margined hap |
| Haplochromis avium | Regan, 1929 | Haplochromis avium | Cichlidae | |
| Haplochromis azureus | (Seehausen & Lippitsch, 1998) | Haplochromis azureus | Cichlidae | |
| Haplochromis bakongo | Thys van den Audenaerde, 1964 | Thoracochromis bakongo | Cichlidae | |
| Haplochromis balteatus | Trewavas, 1935 | Mylochromis balteatus | Cichlidae | |
| Haplochromis barbarae | Greenwood, 1967 | Haplochromis barbarae | Cichlidae | |
| Haplochromis bareli | van Oijen, 1991 | Haplochromis bareli | Cichlidae | |
| Haplochromis bartoni | Greenwood, 1962 | Haplochromis bartoni | Cichlidae | |
| Haplochromis bayoni | (Boulenger, 1909) | Haplochromis bayoni | Cichlidae | |
| Haplochromis beadlei | Trewavas, 1933 | Haplochromis beadlei | Cichlidae | |
| Haplochromis bellicosus | Ahl, 1926 | Champsochromis caeruleus | Cichlidae | |
| Haplochromis benthicola | Matthes, 1962 | Trematochromis benthicola | Cichlidae | |
| Haplochromis bicolor | Boulenger, 1906 | Haplochromis bicolor | Cichlidae | |
| Haplochromis bloyeti | (Sauvage, 1883) | Astatotilapia bloyeti | Cichlidae | Bloyet's haplo |
| Haplochromis boadzulu | Iles, 1960 | Nyassachromis boadzulu | Cichlidae | |
| Haplochromis bodyi | Ahl, 1926 | Taeniochromis holotaenia | Cichlidae | |
| Haplochromis boops | Greenwood, 1967 | Haplochromis boops | Cichlidae | |
| Haplochromis borleyi | Iles, 1960 | Copadichromis borleyi | Cichlidae | Haplochromis borleyi redfin |
| Haplochromis boultoni | Nichols & LaMonte, 1931 | Champsochromis caeruleus | Cichlidae | |
| Haplochromis brauschi | Poll & Thys van den Audenaerde, 1965 | Thoracochromis brauschi | Cichlidae | |
| Haplochromis breviceps | Regan, 1922 | Nyassachromis breviceps | Cichlidae | |
| Haplochromis brevis | (Boulenger, 1908) | Tramitichromis brevis | Cichlidae | |
| Haplochromis brownae | Greenwood, 1962 | Haplochromis brownae | Cichlidae | |
| Haplochromis bullatus | Trewavas, 1938 | Haplochromis bullatus | Cichlidae | |
| Haplochromis burtoni | (Günther, 1894) | Astatotilapia burtoni | Cichlidae | |
| Haplochromis buysi | Penrith, 1970 | Thoracochromis buysi | Cichlidae | Namib happy |
| Haplochromis bwathondii | Niemantsverdriet & Witte, 2010 | Haplochromis bwathondii | Cichlidae | |
| Haplochromis caeruleus | (Boulenger, 1908) | Champsochromis caeruleus | Cichlidae | |
| Haplochromis callichromus | Poll, 1948 | Thoracochromis callichromus | Cichlidae | |
| Haplochromis callipterus | (Günther, 1894) | Astatotilapia calliptera | Cichlidae | Eastern happy |
| Haplochromis cancellus | Greenwood, 1963 | Protomelas taeniolatus | Cichlidae | Spindle hap |
| Haplochromis carlottae | (Boulenger, 1905) | Sargochromis carlottae | Cichlidae | Rainbow happy |
| Haplochromis cassius | Greenwood & Barel, 1978 | Haplochromis cassius | Cichlidae | |
| Haplochromis cavifrons | (Hilgendorf, 1888) | Haplochromis cavifrons | Cichlidae | |
| Haplochromis centropristoides | Nichols & LaMonte, 1931 | Astatotilapia calliptera | Cichlidae | Eastern happy |
| Haplochromis chilotes | (Boulenger, 1911) | Haplochromis chilotes | Cichlidae | |
| Haplochromis chlorochrous | Greenwood & Gee, 1969 | Haplochromis chlorochrous | Cichlidae | |
| Haplochromis chromogynos | Greenwood, 1959 | Haplochromis chromogynos | Cichlidae | |
| Haplochromis chrysogaster | Trewavas, 1935 | Naevochromis chrysogaster | Cichlidae | |
| Haplochromis chrysogynaion | van Oijen, 1991 | Haplochromis chrysogynaion | Cichlidae | |
| Haplochromis chrysonotus | (Boulenger, 1908) | Copadichromis chrysonotus | Cichlidae | |
| Haplochromis cinctus | Greenwood & Gee, 1969 | Haplochromis cinctus | Cichlidae | |
| Haplochromis cinereus | (Boulenger, 1906) | Haplochromis cinereus | Cichlidae | |
| Haplochromis cnester | Witte & Witte-Maas, 1981 | Haplochromis cnester | Cichlidae | |
| Haplochromis commutabilis | Schraml, 2004 | Haplochromis commutabilis | Cichlidae | Kachira Blue |
| Haplochromis compressiceps | (Boulenger, 1908) | Dimidiochromis compressiceps | Cichlidae | Malawi eyebiter |
| Haplochromis compressiceps | (Boulenger, 1898) | Altolamprologus compressiceps | Cichlidae | |
| Haplochromis concilians | Vranken, Van Steenberge & Snoeks, 2020 | Haplochromis concilians | Cichlidae | |
| Haplochromis coprologus | Niemantsverdriet & Witte, 2010 | Haplochromis coprologus | Cichlidae | |
| Haplochromis corbali | (Boulenger, 1913) | Pelmatochromis buettikoferi | Cichlidae | |
| Haplochromis coulteri | Bell-Cross, 1975 | Sargochromis coulteri | Cichlidae | Cunene happy |
| Haplochromis crassilabris | Boulenger, 1906 | Haplochromis crassilabris | Cichlidae | |
| Haplochromis crebidens | Snoeks, de Vos, Coenen & Thys van den Audenaerde, 1990 | Haplochromis crebridens | Cichlidae | |
| Haplochromis crebridens | Snoeks, de Vos, Coenen & Thys van den Audenaerde, 1990 | Haplochromis crebridens | Cichlidae | |
| Haplochromis crocopeplus | Greenwood & Barel, 1978 | Haplochromis crocopeplus | Cichlidae | |
| Haplochromis cronus | Greenwood, 1959 | Haplochromis cronus | Cichlidae | |
| Haplochromis cryptodon | Greenwood, 1959 | Haplochromis cryptodon | Cichlidae | |
| Haplochromis cryptogramma | Greenwood & Gee, 1969 | Haplochromis cryptogramma | Cichlidae | |
| Haplochromis curvidens | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis curvidens | Cichlidae | |
| Haplochromis cyaneus | Trewavas, 1935 | Copadichromis cyaneus | Cichlidae | |
| Haplochromis darlingi | (Boulenger, 1911) | Pharyngochromis darlingi | Cichlidae | Zambezi happy |
| Haplochromis decorus | Trewavas, 1935 | Otopharynx decorus | Cichlidae | |
| Haplochromis decticostoma | Greenwood & Gee, 1969 | Haplochromis decticostoma | Cichlidae | |
| Haplochromis degeni | (Boulenger, 1906) | Haplochromis degeni | Cichlidae | |
| Haplochromis demeusii | (Boulenger, 1899) | Thoracochromis demeusii | Cichlidae | |
| Haplochromis dentex | Regan, 1922 | Haplochromis dentex | Cichlidae | |
| Haplochromis desfontainesi | (Lacepède, 1802) | Astatotilapia desfontainii | Cichlidae | |
| Haplochromis desfontainesii | (Lacepède, 1802) | Astatotilapia desfontainii | Cichlidae | |
| Haplochromis desfontainii | (Lacepède, 1802) | Astatotilapia desfontainii | Cichlidae | |
| Haplochromis dichrourus | Regan, 1922 | Haplochromis dichrourus | Cichlidae | |
| Haplochromis dimidiatus | (Günther, 1864) | Dimidiochromis dimidiatus | Cichlidae | Ncheni type haplochromis |
| Haplochromis diplotaenia | Regan & Trewavas, 1928 | Haplochromis diplotaenia | Cichlidae | |
| Haplochromis dolichorhynchus | Greenwood & Gee, 1969 | Haplochromis dolichorhynchus | Cichlidae | |
| Haplochromis dolorosus | Trewavas, 1933 | Haplochromis dolorosus | Cichlidae | |
| Haplochromis dolychorhynchus | Greenwood & Gee, 1969 | Haplochromis dolichorhynchus | Cichlidae | |
| Haplochromis edouardi | Regan, 1921 | Haplochromis eduardii | Cichlidae | |
| Haplochromis eduardianus | (Boulenger, 1914) | Haplochromis eduardianus | Cichlidae | |
| Haplochromis eduardii | Regan, 1921 | Haplochromis eduardii | Cichlidae | |
| Haplochromis electra | Burgess, 1979 | Placidochromis electra | Cichlidae | Deep-water hap |
| Haplochromis elegans | Trewavas, 1933 | Haplochromis elegans | Cichlidae | |
| Haplochromis empodisma | Greenwood, 1960 | Haplochromis empodisma | Cichlidae | |
| Haplochromis engystoma | Trewavas, 1933 | Haplochromis engystoma | Cichlidae | |
| Haplochromis epichorialis | Trewavas, 1935 | Mylochromis epichorialis | Cichlidae | |
| Haplochromis ericotaenia | Regan, 1922 | Mylochromis ericotaenia | Cichlidae | |
| Haplochromis erutus | Vranken, Van Steenberge & Snoeks, 2020 | Haplochromis erutus | Cichlidae | |
| Haplochromis erythrocephalus | Greenwood & Gee, 1969 | Haplochromis erythrocephalus | Cichlidae | |
| Haplochromis erythromaculatus | De Vos, Snoeks & Thys van den Audenaerde, 1991 | Haplochromis erythromaculatus | Cichlidae | |
| Haplochromis estor | Regan, 1929 | Haplochromis estor | Cichlidae | |
| Haplochromis euchilus | Trewavas, 1935 | Cheilochromis euchilus | Cichlidae | Malawi thick lip |
| Haplochromis eucinostomus | Regan, 1922 | Mchenga eucinostomus | Cichlidae | |
| Haplochromis eusinostomus | Regan, 1922 | Mchenga eucinostomus | Cichlidae | |
| Haplochromis eutaenia | Regan & Trewavas, 1928 | Haplochromis eutaenia | Cichlidae | |
| Haplochromis exspectatus | Schraml, 2004 | Haplochromis exspectatus | Cichlidae | |
| Haplochromis falcatus | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis falcatus | Cichlidae | |
| Haplochromis fasciata tanganaicae | (Borodin, 1936) | Shuja horei | Cichlidae | |
| Haplochromis fasciatus | (Perugia, 1892) | Thoracochromis fasciatus | Cichlidae | |
| Haplochromis fenestratus | Trewavas, 1935 | Protomelas fenestratus | Cichlidae | Fenestratus |
| Haplochromis festivus | Trewavas, 1935 | Eclectochromis ornatus | Cichlidae | |
| Haplochromis fischeri | Seegers, 2008 | Haplochromis fischeri | Cichlidae | |
| Haplochromis flaviijosephi | (Lortet, 1883) | Astatotilapia flaviijosephi | Cichlidae | |
| Haplochromis flavijosephi | (Lortet, 1883) | Astatotilapia flaviijosephi | Cichlidae | |
| Haplochromis flavimanus | Iles, 1960 | Mchenga flavimanus | Cichlidae | |
| Haplochromis flavipinnis | (Boulenger, 1906) | Haplochromis flavipinnis | Cichlidae | |
| Haplochromis flavus | Seehausen, Zwennes & Lippitsch, 1998 | Haplochromis flavus | Cichlidae | |
| Haplochromis formosus | Trewavas, 1935 | Mylochromis formosus | Cichlidae | |
| Haplochromis frederici | (Castelnau, 1861) | Sargochromis greenwoodi | Cichlidae | Greenwood's happy |
| Haplochromis fuelleborni | Ahl, 1926 | Dimidiochromis kiwinge | Cichlidae | |
| Haplochromis fuelleborni | (Hilgendorf & Pappenheim, 1903) | Haplochromis fuelleborni | Cichlidae | Fuelleborn's mouthbrooder |
| Haplochromis fuscotaeniatus | Regan, 1922 | Nimbochromis fuscotaeniatus | Cichlidae | Fuscotaeniatus |
| Haplochromis fuscus | Regan, 1925 | Haplochromis fuscus | Cichlidae | |
| Haplochromis fusiformis | Greenwood & Gee, 1969 | Haplochromis fusiformis | Cichlidae | |
| Haplochromis gestri | (Boulenger, 1911) | Haplochromis obesus | Cichlidae | |
| Haplochromis giardi | (Pellegrin, 1903) | Sargochromis giardi | Cichlidae | Pink happy |
| Haplochromis gibbiceps | (Boulenger, 1911) | Sargochromis carlottae | Cichlidae | Rainbow happy |
| Haplochromis gigas | Ahl, 1926 | Buccochromis lepturus | Cichlidae | Slender tail hap |
| Haplochromis gigas | (Seehausen & Lippitsch, 1998) | Haplochromis gigas | Cichlidae | |
| Haplochromis gigliolii | (Pfeffer, 1896) | Haplochromis gigliolii | Cichlidae | |
| Haplochromis gilberti | Greenwood & Gee, 1969 | Haplochromis gilberti | Cichlidae | |
| Haplochromis glaucus | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis glaucus | Cichlidae | |
| Haplochromis goldschmidti | Witte, Westbroek & de Zeeuw, 2013 | Haplochromis goldschmidti | Cichlidae | |
| Haplochromis gowersi | Trewavas, 1928 | Haplochromis gowersii | Cichlidae | |
| Haplochromis gowersii | Trewavas, 1928 | Haplochromis gowersii | Cichlidae | |
| Haplochromis gracilicauda | Regan, 1922 | Haplochromis longirostris | Cichlidae | |
| Haplochromis gracilifur | Vranken, Van Steenberge & Snoeks, 2019 | Haplochromis gracilifur | Cichlidae | |
| Haplochromis gracilior | Boulenger, 1914 | Haplochromis gracilior | Cichlidae | |
| Haplochromis gracilis | Trewavas, 1935 | Mylochromis gracilis | Cichlidae | Haplochromis torpedo stripe |
| Haplochromis granti | Boulenger, 1906 | Haplochromis granti | Cichlidae | |
| Haplochromis graueri | Boulenger, 1914 | Haplochromis graueri | Cichlidae | |
| Haplochromis greenwoodi | Bell-Cross, 1975 | Sargochromis greenwoodi | Cichlidae | Greenwood's happy |
| Haplochromis greenwoodi | (Seehausen & Bouton, 1998) | Haplochromis greenwoodi | Cichlidae | |
| Haplochromis guentheri | Regan, 1922 | Mylochromis guentheri | Cichlidae | |
| Haplochromis guiarti | (Pellegrin, 1904) | Haplochromis guiarti | Cichlidae | |
| Haplochromis harpakteridion | van Oijen, 1991 | Haplochromis harpakteridion | Cichlidae | |
| Haplochromis hennydaviesae | Burgess & Axelrod, 1973 | Placidochromis hennydaviesae | Cichlidae | |
| Haplochromis heterodon | Trewavas, 1935 | Otopharynx heterodon | Cichlidae | Royal blue hap |
| Haplochromis heterotaenia | Trewavas, 1935 | Buccochromis heterotaenia | Cichlidae | |
| Haplochromis heusinkveldi | Witte & Witte-Maas, 1987 | Haplochromis heusinkveldi | Cichlidae | |
| Haplochromis hiatus | Hoogerhoud & Witte, 1981 | Haplochromis hiatus | Cichlidae | |
| Haplochromis holotaenia | Regan, 1922 | Taeniochromis holotaenia | Cichlidae | |
| Haplochromis horei | (Günther, 1894) | Shuja horei | Cichlidae | |
| Haplochromis horii | (Günther, 1894) | Shuja horei | Cichlidae | |
| Haplochromis howesi | van Oijen, 1992 | Haplochromis howesi | Cichlidae | |
| Haplochromis humilior | (Boulenger, 1911) | Haplochromis humilior | Cichlidae | |
| Haplochromis humilis | (Steindachner, 1866) | Haplochromis humilis | Cichlidae | |
| Haplochromis igneopinnis | (Seehausen & Lippitsch, 1998) | Haplochromis igneopinnis | Cichlidae | |
| Haplochromis incola | Trewavas, 1935 | Mylochromis incola | Cichlidae | Golden mola hap |
| Haplochromis inornatus | (Boulenger, 1908) | Mchenga inornata | Cichlidae | |
| Haplochromis insidae | Snoeks, 1994 | Haplochromis insidiae | Cichlidae | |
| Haplochromis insidiae | Snoeks, 1994 | Haplochromis insidiae | Cichlidae | |
| Haplochromis insignis | Trewavas, 1935 | Protomelas insignis | Cichlidae | One-and-a-half-stripe hap |
| Haplochromis intermedius | (Günther, 1864) | Ctenopharynx intermedius | Cichlidae | Blackspot climbing perch |
| Haplochromis iris | Hoogerhoud & Witte, 1981 | Haplochromis iris | Cichlidae | |
| Haplochromis ishamaeli | Boulenger, 1906 | Haplochromis ishmaeli | Cichlidae | |
| Haplochromis ishmaeli | Boulenger, 1906 | Haplochromis ishmaeli | Cichlidae | |
| Haplochromis jacksoni | Iles, 1960 | Copadichromis jacksoni | Cichlidae | |
| Haplochromis jallae | (Boulenger, 1896) | Pharyngochromis acuticeps | Cichlidae | Zambezi bream |
| Haplochromis jeanneli | (Pellegrin, 1913) | Haplochromis degeni | Cichlidae | |
| Haplochromis johnstoni | (Günther, 1894) | Placidochromis johnstoni | Cichlidae | |
| Haplochromis johnstonii | (Günther, 1894) | Placidochromis johnstoni | Cichlidae | |
| Haplochromis kamiranzovu | Snoeks, Coenen & Thys van den Audenaerde, 1984 | Haplochromis kamiranzovu | Cichlidae | |
| Haplochromis katavi | Seegers, 1996 | Haplochromis katavi | Cichlidae | Katavi mouthbrooder |
| Haplochromis katonga | Schraml & Tichy, 2010 | Haplochromis katonga | Cichlidae | |
| Haplochromis katunzii | ter Huurne & Witte, 2010 | Haplochromis katunzii | Cichlidae | |
| Haplochromis kimondo | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis kimondo | Cichlidae | |
| Haplochromis kirkii | (Günther, 1894) | Protomelas kirkii | Cichlidae | |
| Haplochromis kiwinge | Ahl, 1926 | Dimidiochromis kiwinge | Cichlidae | |
| Haplochromis kiwingi | Ahl, 1926 | Dimidiochromis kiwinge | Cichlidae | |
| Haplochromis kujunjui | van Oijen, 1991 | Haplochromis kujunjui | Cichlidae | |
| Haplochromis labiatus | Trewavas, 1933 | Haplochromis labiatus | Cichlidae | |
| Haplochromis labidodon | Trewavas, 1935 | Mylochromis labidodon | Cichlidae | |
| Haplochromis labifer | Trewavas, 1935 | Trematocranus labifer | Cichlidae | |
| Haplochromis labridens | Trewavas, 1935 | Protomelas labridens | Cichlidae | |
| Haplochromis labriformis | (Nichols & La Monte, 1938) | Haplochromis labriformis | Cichlidae | |
| Haplochromis labriformus | (Nichols & La Monte, 1938) | Haplochromis labriformis | Cichlidae | |
| Haplochromis labrosus | (Trewavas, 1935) | Abactochromis labrosus | Cichlidae | |
| Haplochromis lacrimosa | (Boulenger, 1906) | Haplochromis lacrimosus | Cichlidae | |
| Haplochromis lacrimosus | (Boulenger, 1906) | Haplochromis lacrimosus | Cichlidae | |
| Haplochromis lamprogenys | Fowler, 1936 | Haplochromis prognathus | Cichlidae | |
| Haplochromis lanisticola | (Burgess, 1976) | Maylandia lanisticola | Cichlidae | |
| Haplochromis laparogramma | Greenwood & Gee, 1969 | Haplochromis laparogramma | Cichlidae | |
| Haplochromis laprogramma | Greenwood & Gee, 1969 | Haplochromis laparogramma | Cichlidae | |
| Haplochromis lateristriga | (Günther, 1864) | Mylochromis lateristriga | Cichlidae | Basket hap |
| Haplochromis latifasciata | Regan, 1929 | Haplochromis latifasciatus | Cichlidae | |
| Haplochromis latifasciatus | Regan, 1929 | Haplochromis latifasciatus | Cichlidae | |
| Haplochromis latifrons | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis latifrons | Cichlidae | |
| Haplochromis lepturus | Regan, 1922 | Buccochromis lepturus | Cichlidae | Slender tail hap |
| Haplochromis leuciscus | Regan, 1922 | Nyassachromis leuciscus | Cichlidae | Small green utaka |
| Haplochromis likomae | Iles, 1960 | Copadichromis likomae | Cichlidae | |
| Haplochromis limax | Trewavas, 1933 | Haplochromis limax | Cichlidae | |
| Haplochromis linni | Burgess & Axelrod, 1975 | Nimbochromis linni | Cichlidae | |
| Haplochromis lividus | Greenwood, 1956 | Haplochromis lividus | Cichlidae | |
| Haplochromis livingstoni | (Günther, 1894) | Nimbochromis livingstonii | Cichlidae | |
| Haplochromis livingstonii | (Günther, 1894) | Nimbochromis livingstonii | Cichlidae | |
| Haplochromis loati | Greenwood, 1971 | Haplochromis loati | Cichlidae | |
| Haplochromis lobatus | Vranken, Van Steenberge, Kayenbergh & Snoeks, 2020 | Haplochromis lobatus | Cichlidae | |
| Haplochromis lobochilus | Trewavas, 1935 | Eclectochromis lobochilus | Cichlidae | |
| Haplochromis longimanus | Trewavas, 1935 | Placidochromis longimanus | Cichlidae | |
| Haplochromis longipes | Regan, 1922 | Champsochromis spilorhynchus | Cichlidae | |
| Haplochromis longirostris | (Hilgendorf, 1888) | Haplochromis longirostris | Cichlidae | |
| Haplochromis lucullae | (Boulenger, 1913) | Thoracochromis lucullae | Cichlidae | |
| Haplochromis luluae | (Fowler, 1930) | Haplochromis luluae | Cichlidae | |
| Haplochromis luteus | (Seehausen & Bouton, 1998) | Haplochromis luteus | Cichlidae | |
| Haplochromis macconneli | Greenwood, 1974 | Haplochromis macconneli | Cichlidae | |
| Haplochromis machadoi | Poll, 1967 | Orthochromis machadoi | Cichlidae | Cunene dwarf happy |
| Haplochromis macrocephalus | (Seehausen & Bouton, 1998) | Haplochromis macrocephalus | Cichlidae | |
| Haplochromis macrochir | Regan, 1922 | Lethrinops macrochir | Cichlidae | |
| Haplochromis macrodon | Regan, 1922 | Haplochromis prognathus | Cichlidae | |
| Haplochromis macrognathus | Regan, 1922 | Haplochromis macrognathus | Cichlidae | |
| Haplochromis macrophthalmus | (Boulenger, 1908) | Lethrinops macrophthalmus | Cichlidae | |
| Haplochromis macrops | (Boulenger, 1911) | Haplochromis macrops | Cichlidae | |
| Haplochromis macropsoides | Greenwood, 1973 | Haplochromis macropsoides | Cichlidae | |
| Haplochromis macrorhynchus | Regan, 1922 | Fossorochromis rostratus | Cichlidae | |
| Haplochromis macrostoma | Regan, 1922 | Tyrannochromis macrostoma | Cichlidae | |
| Haplochromis maculiceps | Ahl, 1926 | Tyrannochromis maculiceps | Cichlidae | |
| Haplochromis maculimanus | Regan, 1922 | Nimbochromis polystigma | Cichlidae | |
| Haplochromis maculipinna | (Pellegrin, 1913) | Haplochromis maculipinna | Cichlidae | |
| Haplochromis mahagiensis | David & Poll, 1937 | Haplochromis mahagiensis | Cichlidae | |
| Haplochromis maisomei | van Oijen, 1991 | Haplochromis maisomei | Cichlidae | |
| Haplochromis malacophagus | Poll & Damas, 1939 | Haplochromis malacophagus | Cichlidae | |
| Haplochromis malagaraziensis | David, 1937 | Orthochromis malagaraziensis | Cichlidae | |
| Haplochromis mandibularis | Greenwood, 1962 | Haplochromis mandibularis | Cichlidae | |
| Haplochromis marginatus | Trewavas, 1935 | Protomelas marginatus | Cichlidae | |
| Haplochromis marginatus vuae | Trewavas, 1935 | Protomelas marginatus | Cichlidae | |
| Haplochromis martini | (Boulenger, 1906) | Haplochromis martini | Cichlidae | |
| Haplochromis maxillaris | Trewavas, 1928 | Haplochromis maxillaris | Cichlidae | |
| Haplochromis mbipi | (Lippitsch & Bouton, 1998) | Haplochromis mbipi | Cichlidae | |
| Haplochromis megalops | Greenwood & Gee, 1969 | Haplochromis megalops | Cichlidae | |
| Haplochromis melanonotus | Regan, 1922 | Mylochromis melanonotus | Cichlidae | Haplochromis yellow black line |
| Haplochromis melanopterus | Trewavas, 1928 | Haplochromis melanopterus | Cichlidae | |
| Haplochromis melanopus | Regan, 1922 | Haplochromis melanopus | Cichlidae | |
| Haplochromis melanotaenia | Regan, 1922 | Mylochromis melanotaenia | Cichlidae | |
| Haplochromis melichrous | Greenwood & Gee, 1969 | Haplochromis melichrous | Cichlidae | |
| Haplochromis mellandi | (Boulenger, 1905) | Sargochromis mellandi | Cichlidae | Snaileater |
| Haplochromis mentatus | Regan, 1925 | Haplochromis mentatus | Cichlidae | |
| Haplochromis mento | Regan, 1922 | Haplochromis mento | Cichlidae | |
| Haplochromis michaeli | Trewavas, 1928 | Haplochromis michaeli | Cichlidae | |
| Haplochromis micrentodon | Regan, 1922 | Lethrinops micrentodon | Cichlidae | |
| Haplochromis microcephalus | Trewavas, 1935 | Nyassachromis microcephalus | Cichlidae | |
| Haplochromis microchrysomelas | Snoeks, 1994 | Haplochromis microchrysomelas | Cichlidae | |
| Haplochromis microdon | (Boulenger, 1906) | Haplochromis microdon | Cichlidae | |
| Haplochromis microstoma | Regan, 1922 | Protomelas pleurotaenia | Cichlidae | |
| Haplochromis mloto | Iles, 1960 | Copadichromis mloto | Cichlidae | |
| Haplochromis modestus | (Günther, 1894) | Stigmatochromis modestus | Cichlidae | |
| Haplochromis moeruensis | (Boulenger, 1899) | Thoracochromis moeruensis | Cichlidae | |
| Haplochromis mola | Trewavas, 1935 | Mylochromis mola | Cichlidae | |
| Haplochromis mollis | Trewavas, 1935 | Mylochromis mollis | Cichlidae | Softy hap |
| Haplochromis molossus | Vranken, Van Steenberge & Snoeks, 2019 | Haplochromis molossus | Cichlidae | |
| Haplochromis moorei | (Günther, 1894) | Shuja horei | Cichlidae | |
| Haplochromis moori | (Boulenger, 1902) | Cyrtocara moorii | Cichlidae | Hump-head |
| Haplochromis moorii | (Boulenger, 1902) | Cyrtocara moorii | Cichlidae | Hump-head |
| Haplochromis mortimeri | Bell-Cross, 1975 | Sargochromis mortimeri | Cichlidae | Mortimer's happy |
| Haplochromis multicolor | (Schöller, 1903) | Pseudocrenilabrus multicolor | Cichlidae | Egyptian mouth-brooder |
| Haplochromis multiocellatus | (Boulenger, 1913) | Haplochromis multiocellatus | Cichlidae | |
| Haplochromis murakoze | Coenen, Snoeks & Thys van den Audenaerde, 1984 | Haplochromis adolphifrederici | Cichlidae | |
| Haplochromis mylergates | Greenwood & Barel, 1978 | Haplochromis mylergates | Cichlidae | |
| Haplochromis mylodon | Greenwood, 1973 | Haplochromis mylodon | Cichlidae | |
| Haplochromis nanoserranus | Greenwood & Barel, 1978 | Haplochromis nanoserranus | Cichlidae | |
| Haplochromis nigrescens | (Pellegrin, 1909) | Haplochromis nigrescens | Cichlidae | |
| Haplochromis nigricans | (Boulenger, 1906) | Haplochromis nigricans | Cichlidae | |
| Haplochromis nigripinnis | Regan, 1921 | Haplochromis nigripinnis | Cichlidae | |
| Haplochromis nigritaeniatus | Trewavas, 1935 | Nyassachromis nigritaeniatus | Cichlidae | |
| Haplochromis nigriventralis | Lohberger, 1929 | Haplochromis guiarti | Cichlidae | |
| Haplochromis nigroides | (Pellegrin, 1928) | Haplochromis nigroides | Cichlidae | |
| Haplochromis nigroventralis | Lohberger, 1929 | Haplochromis guiarti | Cichlidae | |
| Haplochromis niloticus | Greenwood, 1960 | Haplochromis niloticus | Cichlidae | |
| Haplochromis nitidus | Trewavas, 1935 | Ctenopharynx nitidus | Cichlidae | |
| Haplochromis nkatae | Iles, 1960 | Copadichromis nkatae | Cichlidae | |
| Haplochromis nkhatae | Iles, 1960 | Copadichromis nkatae | Cichlidae | |
| Haplochromis nototaenia | (Boulenger, 1902) | Buccochromis nototaenia | Cichlidae | Stripeback hap |
| Haplochromis nubilus | (Boulenger, 1906) | Haplochromis nubilus | Cichlidae | Blue Victoria mouthbrooder |
| Haplochromis nuchisquamulatus | (Hilgendorf, 1888) | Haplochromis nuchisquamulatus | Cichlidae | |
| Haplochromis nyanzae | Greenwood, 1962 | Haplochromis nyanzae | Cichlidae | |
| Haplochromis nyererei | Witte-Maas & Witte, 1985 | Haplochromis nyererei | Cichlidae | |
| Haplochromis obesus | (Boulenger, 1906) | Haplochromis obesus | Cichlidae | |
| Haplochromis obliquidens | (Hilgendorf, 1888) | Haplochromis obliquidens | Cichlidae | |
| Haplochromis obtusidens | Trewavas, 1928 | Haplochromis obtusidens | Cichlidae | |
| Haplochromis obtusus | Trewavas, 1935 | Mylochromis obtusus | Cichlidae | |
| Haplochromis occultidens | Snoeks, 1988 | Haplochromis occultidens | Cichlidae | |
| Haplochromis oculatus | Trewavas, 1935 | Buccochromis oculatus | Cichlidae | |
| Haplochromis oligacanthus | Regan, 1922 | Haplochromis oligacanthus | Cichlidae | |
| Haplochromis oligolepis | Lippitsch, 2003 | Haplochromis oligolepis | Cichlidae | |
| Haplochromis olivaceus | Snoeks, de Vos, Coenen & Thys van den Audenaerde, 1990 | Haplochromis olivaceus | Cichlidae | |
| Haplochromis omnicaeruleus | (Seehausen & Bouton, 1998) | Haplochromis omnicaeruleus | Cichlidae | |
| Haplochromis oregosoma | Greenwood, 1973 | Haplochromis oregosoma | Cichlidae | |
| Haplochromis ornatus | Regan, 1922 | Eclectochromis ornatus | Cichlidae | |
| Haplochromis orthognathus | Trewavas, 1935 | Caprichromis orthognathus | Cichlidae | |
| Haplochromis orthostoma | Regan, 1922 | Haplochromis orthostoma | Cichlidae | |
| Haplochromis ovatus | Trewavas, 1935 | Otopharynx ovatus | Cichlidae | |
| Haplochromis pachycephalus | Greenwood, 1967 | Haplochromis pachycephalus | Cichlidae | |
| Haplochromis pallidus | (Boulenger, 1911) | Haplochromis pallidus | Cichlidae | |
| Haplochromis paludinosa | (Greenwood, 1980) | Haplochromis paludinosus | Cichlidae | |
| Haplochromis paludinosus | (Greenwood, 1980) | Haplochromis paludinosus | Cichlidae | |
| Haplochromis pancitrinus | Mietes & Witte, 2010 | Haplochromis pancitrinus | Cichlidae | |
| Haplochromis pappenheimi | (Boulenger, 1914) | Haplochromis pappenheimi | Cichlidae | |
| Haplochromis paradoxus | (Lippitsch & Kaufman, 2003) | Haplochromis paradoxus | Cichlidae | |
| Haplochromis paraguiarti | Greenwood, 1967 | Haplochromis paraguiarti | Cichlidae | |
| Haplochromis paraplagiostoma | Greenwood & Gee, 1969 | Haplochromis paraplagiostoma | Cichlidae | |
| Haplochromis pardalis | Trewavas, 1935 | Nimbochromis polystigma | Cichlidae | |
| Haplochromis pardus | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis pardus | Cichlidae | |
| Haplochromis paropius | Greenwood & Gee, 1969 | Haplochromis paropius | Cichlidae | |
| Haplochromis parorthostoma | Greenwood, 1967 | Haplochromis parorthostoma | Cichlidae | |
| Haplochromis parvidens | (Boulenger, 1911) | Haplochromis parvidens | Cichlidae | |
| Haplochromis paucidens | Regan, 1921 | Haplochromis paucidens | Cichlidae | |
| Haplochromis pectoralis | (Pfeffer, 1893) | Ctenochromis pectoralis | Cichlidae | Pangani haplo |
| Haplochromis pelagicus | Vranken, Van Steenberge, Mbalassa & Snoeks, 2023 | Haplochromis pelagicus | Cichlidae | |
| Haplochromis pellegrini | Regan, 1922 | Haplochromis pellegrini | Cichlidae | |
| Haplochromis percoides | Boulenger, 1906 | Haplochromis percoides | Cichlidae | |
| Haplochromis perrieri | (Pellegrin, 1909) | Haplochromis perrieri | Cichlidae | |
| Haplochromis petronius | Greenwood, 1973 | Haplochromis pharyngalis | Cichlidae | |
| Haplochromis pharyngalis | Poll & Damas, 1939 | Haplochromis pharyngalis | Cichlidae | |
| Haplochromis pharyngomilus | Regan, 1929 | Haplochromis pharyngomylus | Cichlidae | |
| Haplochromis pharyngomylus | Regan, 1929 | Haplochromis pharyngomylus | Cichlidae | |
| Haplochromis phenochilus | Trewavas, 1935 | Placidochromis phenochilus | Cichlidae | |
| Haplochromis philander | (Weber, 1897) | Pseudocrenilabrus philander | Cichlidae | Southern mouthbrooder |
| Haplochromis philander dispersus | Trewavas, 1936 | Pseudocrenilabrus philander | Cichlidae | Southern mouthbrooder |
| Haplochromis philander luebberti | (Hilgendorf, 1902) | Pseudocrenilabrus philander | Cichlidae | Southern mouthbrooder |
| Haplochromis philander philander | (Weber, 1897) | Pseudocrenilabrus philander | Cichlidae | Southern mouthbrooder |
| Haplochromis pholidophorus | Trewavas, 1935 | Stigmatochromis pholidophorus | Cichlidae | Candle hap |
| Haplochromis phytophagus | Greenwood, 1966 | Haplochromis phytophagus | Cichlidae | |
| Haplochromis piceatus | Greenwood & Gee, 1969 | Haplochromis piceatus | Cichlidae | |
| Haplochromis pictus | Trewavas, 1935 | Ctenopharynx pictus | Cichlidae | |
| Haplochromis pitmani | Fowler, 1936 | Haplochromis pitmani | Cichlidae | |
| Haplochromis placodon | Regan, 1922 | Trematocranus placodon | Cichlidae | |
| Haplochromis placodus | Poll & Damas, 1939 | Haplochromis placodus | Cichlidae | |
| Haplochromis plagiodon | Regan & Trewavas, 1928 | Haplochromis plagiodon | Cichlidae | |
| Haplochromis plagiostoma | Regan, 1922 | Haplochromis plagiostoma | Cichlidae | |
| Haplochromis plagiotaenia | Regan, 1922 | Mylochromis plagiotaenia | Cichlidae | |
| Haplochromis planus | Vranken, Van Steenberge & Snoeks, 2020 | Haplochromis planus | Cichlidae | |
| Haplochromis pleurospilus | Trewavas, 1935 | Stigmatochromis pleurospilus | Cichlidae | |
| Haplochromis pleurostigma | Trewavas, 1935 | Copadichromis pleurostigma | Cichlidae | |
| Haplochromis pleurostigmoides | Iles, 1960 | Copadichromis pleurostigmoides | Cichlidae | |
| Haplochromis pleurotaenia | (Boulenger, 1901) | Protomelas pleurotaenia | Cichlidae | |
| Haplochromis plutonius | Greenwood & Barel, 1978 | Haplochromis plutonius | Cichlidae | |
| Haplochromis polistigma | Regan, 1922 | Nimbochromis polystigma | Cichlidae | |
| Haplochromis polli | Thys van den Audenaerde, 1964 | Haplochromis polli | Cichlidae | |
| Haplochromis polyacanthus | (Boulenger, 1899) | Orthochromis polyacanthus | Cichlidae | |
| Haplochromis polyodon | Trewavas, 1935 | Tyrannochromis polyodon | Cichlidae | |
| Haplochromis polystigma | Regan, 1922 | Nimbochromis polystigma | Cichlidae | |
| Haplochromis praeorbitalis | Regan, 1922 | Taeniolethrinops praeorbitalis | Cichlidae | |
| Haplochromis prodromus | Trewavas, 1935 | Haplochromis prodromus | Cichlidae | |
| Haplochromis prognathus | (Pellegrin, 1904) | Haplochromis prognathus | Cichlidae | |
| Haplochromis prostoma | Trewavas, 1935 | Nyassachromis prostoma | Cichlidae | |
| Haplochromis pseudopellegrini | Greenwood, 1967 | Haplochromis pseudopellegrini | Cichlidae | |
| Haplochromis ptistes | Greenwood & Barel, 1978 | Haplochromis ptistes | Cichlidae | |
| Haplochromis pundamilia | (Seehausen & Bouton, 1998) | Haplochromis pundamilia | Cichlidae | |
| Haplochromis purpurans | Trewavas, 1935 | Nyassachromis purpurans | Cichlidae | |
| Haplochromis pyrrhocephalus | Witte & Witte-Maas, 1987 | Haplochromis pyrrhocephalus | Cichlidae | |
| Haplochromis pyrrhopteryx | van Oijen, 1991 | Haplochromis pyrrhopteryx | Cichlidae | |
| Haplochromis quadrimaculatus | Regan, 1922 | Copadichromis quadrimaculatus | Cichlidae | |
| Haplochromis quasimodo | Vranken, Van Steenberge, Heyle, Decru & Snoeks, 2022 | Haplochromis quasimodo | Cichlidae | |
| Haplochromis rebeli | Lohberger, 1929 | Haplochromis prognathus | Cichlidae | |
| Haplochromis relictidens | Vranken, Van Steenberge & Snoeks, 2019 | Haplochromis relictidens | Cichlidae | |
| Haplochromis retrodens | (Hilgendorf, 1888) | Haplochromis retrodens | Cichlidae | |
| Haplochromis rex | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis rex | Cichlidae | |
| Haplochromis rheophilus | Poll, 1948 | Schwetzochromis neodon | Cichlidae | |
| Haplochromis rhoadesii | (Boulenger, 1908) | Buccochromis rhoadesii | Cichlidae | |
| Haplochromis riponianus | (Boulenger, 1911) | Haplochromis riponianus | Cichlidae | |
| Haplochromis rostratus | (Boulenger, 1899) | Fossorochromis rostratus | Cichlidae | |
| Haplochromis rubescens | Snoeks, 1994 | Haplochromis rubescens | Cichlidae | |
| Haplochromis rubripinnis | (Seehausen, Lippitsch & Bouton, 1998) | Haplochromis rubripinnis | Cichlidae | |
| Haplochromis rudolfianus | Trewavas, 1933 | Haplochromis rudolfianus | Cichlidae | |
| Haplochromis rufocaudalis | (Seehausen & Bouton, 1998) | Haplochromis rufocaudalis | Cichlidae | |
| Haplochromis rufus | (Seehausen & Lippitsch, 1998) | Haplochromis rufus | Cichlidae | |
| Haplochromis sauvagei | (Pfeffer, 1896) | Haplochromis sauvagei | Cichlidae | |
| Haplochromis saxicola | Greenwood, 1960 | Haplochromis saxicola | Cichlidae | |
| Haplochromis scheffersi | Snoeks, De Vos & Thys van den Audenaerde, 1987 | Haplochromis scheffersi | Cichlidae | |
| Haplochromis schoutedeni | Poll, 1932 | Haplochromis paucidens | Cichlidae | |
| Haplochromis schubotzi | Boulenger, 1914 | Haplochromis schubotzi | Cichlidae | |
| Haplochromis schubotziellus | Greenwood, 1973 | Haplochromis schubotziellus | Cichlidae | |
| Haplochromis schwetzi | Poll, 1967 | Thoracochromis schwetzi | Cichlidae | |
| Haplochromis selenurus | (Regan, 1922) | Otopharynx selenurus | Cichlidae | |
| Haplochromis semipalatus | Trewavas, 1935 | Mylochromis semipalatus | Cichlidae | |
| Haplochromis serenus | Trewavas, 1935 | Nyassachromis serenus | Cichlidae | |
| Haplochromis serranoides | Regan, 1922 | Haplochromis spekii | Cichlidae | |
| Haplochromis serranus | (Pfeffer, 1896) | Haplochromis serranus | Cichlidae | |
| Haplochromis serridens | Regan, 1925 | Haplochromis serridens | Cichlidae | |
| Haplochromis sexfasciatus | Regan, 1922 | Placidochromis johnstoni | Cichlidae | |
| Haplochromis simba | Vranken, Van Steenberge, Heylen, Decru & Snoeks, 2022 | Haplochromis simba | Cichlidae | |
| Haplochromis similis | Regan, 1922 | Protomelas similis | Cichlidae | |
| Haplochromis simotes | (Boulenger, 1911) | Haplochromis simotes | Cichlidae | |
| Haplochromis simpsoni | Greenwood, 1965 | Haplochromis simpsoni | Cichlidae | |
| Haplochromis simulans | Regan, 1922 | Nimbochromis venustus | Cichlidae | |
| Haplochromis smithii | (Castelnau, 1861) | Haplochromis smithii | Cichlidae | |
| Haplochromis snoeksi | Wamuini Lunkayilakio & Vreven, 2010 | Haplochromis snoeksi | Cichlidae | |
| Haplochromis sparsidens | (Hilgendorf, 1905) | Astatotilapia bloyeti | Cichlidae | Bloyet's haplo |
| Haplochromis speciosus | Trewavas, 1935 | Otopharynx speciosus | Cichlidae | |
| Haplochromis spectabilis | Trewavas, 1935 | Buccochromis spectabilis | Cichlidae | |
| Haplochromis spekii | (Boulenger, 1906) | Haplochromis spekii | Cichlidae | |
| Haplochromis sphaerodon | Regan, 1922 | Mylochromis sphaerodon | Cichlidae | Roundtooth hap |
| Haplochromis sphex | ter Huurne & Witte, 2010 | Haplochromis sphex | Cichlidae | |
| Haplochromis spilonotus | Trewavas, 1935 | Protomelas spilonotus | Cichlidae | |
| Haplochromis spilopterus | Trewavas, 1935 | Protomelas spilopterus | Cichlidae | |
| Haplochromis spilorhynchus | Regan, 1922 | Champsochromis spilorhynchus | Cichlidae | |
| Haplochromis spilostichus | Trewavas, 1935 | Mylochromis spilostichus | Cichlidae | |
| Haplochromis spylorhynchus | Regan, 1922 | Champsochromis spilorhynchus | Cichlidae | |
| Haplochromis squamipinnis | Regan, 1921 | Haplochromis squamipinnis | Cichlidae | |
| Haplochromis squamulatus | Regan, 1922 | Haplochromis squamulatus | Cichlidae | |
| Haplochromis stappersi | Poll, 1943 | Astatotilapia stappersii | Cichlidae | |
| Haplochromis stappersii | Poll, 1943 | Astatotilapia stappersii | Cichlidae | |
| Haplochromis steindachneri | Lohberger, 1929 | Haplochromis prognathus | Cichlidae | |
| Haplochromis steveni | (Meyer, Riehl & Zetzsche, 1987) | Aulonocara steveni | Cichlidae | Pale Usisya aulonocara |
| Haplochromis stigmatogenys | (Boulenger, 1913) | Thoracochromis stigmatogenys | Cichlidae | |
| Haplochromis stonemani | Burgess & Axelrod, 1973 | Aulonocara stonemani | Cichlidae | |
| Haplochromis straeleni | Poll, 1944 | Astatoreochromis straeleni | Cichlidae | Bluelip haplo |
| Haplochromis strigatus | Regan, 1922 | Dimidiochromis strigatus | Cichlidae | Haplochromis sunset |
| Haplochromis strigigena | (Pfeffer, 1893) | Astatotilapia bloyeti | Cichlidae | Bloyet's haplo |
| Haplochromis subocularis | (Günther, 1894) | Placidochromis subocularis | Cichlidae | |
| Haplochromis sulphureus | Greenwood & Barel, 1978 | Haplochromis sulphureus | Cichlidae | |
| Haplochromis swynnertoni | (Boulenger, 1907) | Astatotilapia swynnertoni | Cichlidae | |
| Haplochromis taeniatus | Regan, 1922 | Haplochromis prognathus | Cichlidae | |
| Haplochromis taeniolatus | Trewavas, 1935 | Protomelas taeniolatus | Cichlidae | Spindle hap |
| Haplochromis tanaos | van Oijen & Witte, 1996 | Haplochromis tanaos | Cichlidae | |
| Haplochromis taurinus | Trewavas, 1933 | Haplochromis taurinus | Cichlidae | |
| Haplochromis teegelaari | Greenwood & Barel, 1978 | Haplochromis teegelaari | Cichlidae | |
| Haplochromis tenuis | Borodin, 1931 | Haplochromis longirostris | Cichlidae | |
| Haplochromis tetraspilus | Trewavas, 1935 | Otopharynx tetraspilus | Cichlidae | |
| Haplochromis tetrastigma | (Günther, 1894) | Otopharynx tetrastigma | Cichlidae | |
| Haplochromis teunisrasi | Witte & Witte-Maas, 1981 | Haplochromis teunisrasi | Cichlidae | |
| Haplochromis theliodon | Greenwood, 1960 | Haplochromis theliodon | Cichlidae | |
| Haplochromis thereuterion | van Oijen & Witte, 1996 | Haplochromis thereuterion | Cichlidae | |
| Haplochromis thomasi | (Boulenger, 1915) | Anomalochromis thomasi | Cichlidae | |
| Haplochromis thuragnathus | Greenwood, 1967 | Haplochromis thuragnathus | Cichlidae | |
| Haplochromis thysi | Poll, 1967 | Sargochromis thysi | Cichlidae | |
| Haplochromis torrenticola | Thys van den Audenaerde, 1963 | Orthochromis torrenticola | Cichlidae | |
| Haplochromis triaenodon | Trewavas, 1935 | Protomelas triaenodon | Cichlidae | |
| Haplochromis tridens | Regan & Trewavas, 1928 | Haplochromis tridens | Cichlidae | |
| Haplochromis trimaculatus | Iles, 1960 | Copadichromis trimaculatus | Cichlidae | Verduya's hap |
| Haplochromis turkanae | Greenwood, 1974 | Haplochromis turkanae | Cichlidae | Turkana haplo |
| Haplochromis tweddlei | (Jackson, 1985) | Astatotilapia tweddlei | Cichlidae | |
| Haplochromis tyrianthinus | Greenwood & Gee, 1969 | Haplochromis tyrianthinus | Cichlidae | |
| Haplochromis urotaenia | Regan, 1922 | Hemitaeniochromis urotaenia | Cichlidae | |
| Haplochromis ushindi | Van Oijen, 2004 | Haplochromis ushindi | Cichlidae | |
| Haplochromis vanderhorsti | Greenwood, 1954 | Astatoreochromis straeleni | Cichlidae | Bluelip haplo |
| Haplochromis vanheusdeni | Schedel, Friel & Schliewen, 2014 | Haplochromis vanheusdeni | Cichlidae | |
| Haplochromis vanoijeni | de Zeeuw & Witte, 2010 | Haplochromis vanoijeni | Cichlidae | |
| Haplochromis velifer | Trewavas, 1933 | Haplochromis velifer | Cichlidae | |
| Haplochromis venator | Greenwood, 1965 | Haplochromis venator | Cichlidae | |
| Haplochromis venustus | Boulenger, 1908 | Nimbochromis venustus | Cichlidae | |
| Haplochromis versluysi | Lohberger, 1929 | Haplochromis prognathus | Cichlidae | |
| Haplochromis vicarius | Trewavas, 1933 | Haplochromis vicarius | Cichlidae | |
| Haplochromis victoriae | (Greenwood, 1956) | Haplochromis victoriae | Cichlidae | |
| Haplochromis victorianus | (Pellegrin, 1904) | Haplochromis victorianus | Cichlidae | |
| Haplochromis virgatus | Trewavas, 1935 | Protomelas virgatus | Cichlidae | |
| Haplochromis virginalis | Iles, 1960 | Copadichromis virginalis | Cichlidae | Lake Malawi utaka |
| Haplochromis vittatus | (Boulenger, 1901) | Haplochromis vittatus | Cichlidae | |
| Haplochromis vittatus nigroides | (Pellegrin, 1935) | Haplochromis vittatus | Cichlidae | |
| Haplochromis vonlinnei | van Oijen & de Zeeuw, 2008 | Haplochromis vonlinnei | Cichlidae | |
| Haplochromis welcommei | Greenwood, 1966 | Haplochromis welcommei | Cichlidae | |
| Haplochromis welwitschii | (Boulenger, 1898) | Chetia welwitschi | Cichlidae | Angolan happy |
| Haplochromis wingati | (Boulenger, 1902) | Thoracochromis wingatii | Cichlidae | |
| Haplochromis wingatii | (Boulenger, 1902) | Thoracochromis wingatii | Cichlidae | |
| Haplochromis wittei | Poll, 1939 | Haplochromis paucidens | Cichlidae | |
| Haplochromis woodi | Regan, 1922 | Stigmatochromis woodi | Cichlidae | |
| Haplochromis worthingtoni | Regan, 1929 | Haplochromis worthingtoni | Cichlidae | |
| Haplochromis xanthopteryx | (Seehausen & Bouton, 1998) | Haplochromis xanthopteryx | Cichlidae | |
| Haplochromis xenodon | (Boulenger, 1911) | Haplochromis bicolor | Cichlidae | |
| Haplochromis xenognathus | Greenwood, 1957 | Haplochromis xenognathus | Cichlidae | |
| Haplochromis xenostoma | Regan, 1922 | Haplochromis xenostoma | Cichlidae |