Opisane gatunki (124):
- Acara aequinoctialis Regan, 1905, synonym
- Cichlosoma (Archocentrus) septemfasciatum Regan, 1908 (Amatitlania), valid
- Cichlosoma (Aequidens) biseriatum Regan, 1913 (Andinoacara), valid
- Acara sapayensis Regan, 1903 (Andinoacara), valid
- Heterogramma borellii Regan, 1906 (Apistogramma), valid
- Heterogramma commbrae Regan, 1906 (Apistogramma), valid
- Heterogramma pleurotaenia Regan, 1909 (Apistogramma), valid
- Heterogramma steindachneri Regan, 1908 (Apistogramma), valid
- Haplochromis eduardi Regan, 1922 (Astatotilapia), valid
- Haplochromis latifasciatus Regan, 1929 (Astatotilapia), valid
- Haplochromis melanopus Regan, 1922 (Astatotilapia), valid
- Aulonocara nyassae Regan, 1922 (Aulonocara), valid
- Batrachops punctulatus Regan, 1905, synonym
- Haplochromis lepturus Regan, 1922 (Buccochromis), valid
- Acara zamorensis Regan, 1905 (Bujurquina), valid
- Haplochromis spilorhynchus Regan, 1922 (Champsochromis), valid
- Cichlasoma biocellatum Regan, 1909, synonym
- Cichlosoma gadovii Regan, 1905, synonym
- Cichlosoma laurae Regan, 1908, synonym
- Cichlosoma lethrinus Regan, 1908, synonym
- Cichlosoma sexfasciatum Regan, 1905, synonym
- Haplochromis quadrimaculatus Regan, 1922 (Copadichromis), valid
- Crenicichla nanus Regan , 1913, synonym
- Crenicichla ornata Regan, 1905, synonym
- Cichlosoma robertsoni Regan, 1905 (Cribroheros), valid
- Haplochromis strigatus Regan, 1922 (Dimidiochromis), valid
- Geophagus hondae Regan, 1912, synonym
- Geophagus pellegrini Regan, 1912 (Geophagus), valid
- Haplochromis acutirostris Regan, 1922, synonym
- Haplochromis altigenis Regan, 1922 (Haplochromis), valid
- Haplochromis annectens Regan, 1922, synonym
- Haplochromis argenteus Regan, 1922 (Haplochromis), valid
- Haplochromis astatodon Regan, 1922 (Haplochromis), valid
- Haplochromis atritaeniatus Regan, 1922, synonym
- Haplochromis dentex Regan, 1922 (Haplochromis), valid
- Haplochromis dichrourus Regan, 1922 (Haplochromis), valid
- Haplochromis diplotaenia Regan & Trewavas, 1928 (Haplochromis), valid
- Haplochromis estor Regan, 1929 (Haplochromis), valid
- Haplochromis eutaenia Regan & Trewavas, 1928 (Haplochromis), valid
- Haplochromis fuscus Regan, 1925 (Haplochromis), valid
- Haplochromis gracilicauda Regan, 1922, synonym
- Haplochromis longipes Regan, 1922, synonym
- Haplochromis macrognathus Regan, 1922 (Haplochromis), valid
- Haplochromis macrorhynchus Regan, 1922, synonym
- Haplochromis maculimanus Regan, 1922, synonym
- Haplochromis mentatus Regan, 1925 (Haplochromis), valid
- Haplochromis mento Regan, 1922 (Haplochromis), valid
- Haplochromis microstoma Regan, 1922, synonym
- Haplochromis nigripinnis Regan, 1921 (Haplochromis), valid
- Haplochromis oligacanthus Regan, 1922 (Haplochromis), valid
- Haplochromis paucidens Regan, 1921 (Haplochromis), valid
- Haplochromis pellegrini Regan, 1922 (Haplochromis), valid
- Haplochromis pharyngomylus Regan, 1929 (Haplochromis), valid
- Haplochromis plagiodon Regan & Trewavas, 1928 (Haplochromis), valid
- Haplochromis plagiostoma Regan, 1922 (Haplochromis), valid
- Haplochromis serranoides Regan, 1922, synonym
- Haplochromis serridens Regan, 1925 (Haplochromis), valid
- Haplochromis sexfasciatus Regan, 1922, synonym
- Haplochromis simulans Regan, 1922, synonym
- Haplochromis squamipinnis Regan, 1922 (Haplochromis), valid
- Haplochromis squamulatus Regan, 1922 (Haplochromis), valid
- Haplochromis taeniatus Regan, 1922, synonym
- Haplochromis tridens Regan & Trewavas, 1928 (Haplochromis), valid
- Haplochromis worthingtoni Regan, 1929 (Haplochromis), valid
- Haplochromis xenostoma Regan, 1922 (Haplochromis), valid
- Haplochromis urotaenia Regan, 1922 (Hemitaeniochromis), valid
- Herichthys geddesi Regan, 1905, synonym
- Herichthys underwoodi Regan, 1906, synonym
- Acara guianensis Regan, 1905 (Krobia), valid
- Lethrinops albus Regan, 1922 (Lethrinops), valid
- Haplochromis auritus Regan, 1922 (Lethrinops), valid
- Lethrinops leptodon Regan, 1922 (Lethrinops), valid
- Haplochromis macrochir Regan, 1922 (Lethrinops), valid
- Haplochromis micrentodon Regan, 1922 (Lethrinops), valid
- Crenicichla cincta Regan, 1905 (Lugubria), valid
- Haplochromis eucinostomus Regan, 1922 (Mchenga), valid
- Cichlosoma (Parapetenia) atromaculatum Regan, 1912 (Mesoheros), valid
- Cichlosoma (Parapetenia) ornatum Regan, 1905 (Mesoheros), valid
- Haplochromis ericotaenia Regan, 1922 (Mylochromis), valid
- Haplochromis guentheri Regan, 1922 (Mylochromis), valid
- Haplochromis melanonotus Regan, 1922 (Mylochromis), valid
- Haplochromis melanotaenia Regan, 1922 (Mylochromis), valid
- Haplochromis plagiotaenia Regan, 1922 (Mylochromis), valid
- Haplochromis sphaerodon Regan, 1922 (Mylochromis), valid
- Nannacara anomala Regan, 1905 (Nannacara), valid
- Nannacara taenia Regan, 1912 (Nannacara), valid
- Haplochromis fuscotaeniatus Regan, 1922 (Nimbochromis), valid
- Haplochromis polystigma Regan, 1922 (Nimbochromis), valid
- Haplochromis breviceps Regan, 1922 (Nyassachromis), valid
- Haplochromis leuciscus Regan, 1922 (Nyassachromis), valid
- Haplochromis argyrosoma Regan, 1922 (Otopharynx), valid
- Otopharynx selenurus Regan, 1922 (Otopharynx), valid
- Cichlosoma multifasciatum Regan, 1905 (Parachromis), valid
- Paraneetroplus bulleri Regan, 1905 (Paraneetroplus), valid
- Pelmatochromis annectens Regan, 1913, synonym
- Cyrtocara annectens Regan, 1922 (Protomelas), valid
- Haplochromis ornatus Regan, 1922 (Protomelas), valid
- Haplochromis similis Regan, 1922 (Protomelas), valid
- Pseudotropheus novemfasciatus Regan, 1922 (Pseudotropheus), valid
- Haplochromis orthostoma Regan, 1922 (Pyxichromis), valid
- Rhamphochromis ferox Regan, 1922 (Rhamphochromis), valid
- Rhamphochromis leptosoma Regan, 1922, synonym
- Rhamphochromis macrophthalmus Regan, 1922, synonym
- Rhamphochromis woodi Regan, 1922 (Rhamphochromis), valid
- Heros octofasciatus Regan, 1903 (Rocio), valid
- Haplochromis woodi Regan, 1922 (Stigmatochromis), valid
- Haplochromis holotaenia Regan, 1922 (Taeniochromis), valid
- Lethrinops macrorhynchus Regan, 1922 (Taeniolethrinops), valid
- Haplochromis praeorbitalis Regan, 1922 (Taeniolethrinops), valid
- Haplochromis albertianus Regan, 1929 (Thoracochromis), valid
- Haplochromis avium Regan, 1929 (Thoracochromis), valid
- Heros (Heros) callolepis Regan, 1904 (Thorichthys), valid
- Tomocichla underwoodi Regan, 1908, synonym
- Haplochromis placodon Regan, 1922 (Trematocranus), valid
- Limnochromis otostigma Regan, 1920 (Triglachromis), valid
- Pseudotropheus tropheops Regan, 1922 (Tropheops), valid
- Tylochromis bangwelensis Regan, 1920 (Tylochromis), valid
- Tylochromis labrodon Regan, 1920 (Tylochromis), valid
- Tylochromis microdon Regan, 1920 (Tylochromis), valid
- Tylochromis mylodon Regan, 1920 (Tylochromis), valid
- Haplochromis macrostoma Regan, 1922 (Tyrannochromis), valid
- Cichlosoma maculicauda Regan, 1905 (Vieja), valid
- Crenicichla notophthalmus Regan, 1913 (Wallaciia), valid
- Crenicichla wallacii Regan, 1905 (Wallaciia), valid
Opisane rodzaje (29):
- Apistogramma Regan, 1913, valid
- Aulonocara Regan, 1922, valid
- Aulonocranus Regan, 1920, valid
- Callochromis Regan, 1920, valid
- Cyathopharynx Regan, 1920, valid
- Cynotilapia Regan, 1922, valid
- Cyphotilapia Regan, 1920, valid
- Hemibates Regan, 1920, valid
- Heterochromis Regan, 1922, valid
- Heterogramma Regan, 1906, synonym
- Heterotilapia Regan, 1920, valid
- Labrochromis Regan, 1920, synonym
- Lethrinops Regan, 1922, valid
- Limnochromis Regan, 1920, valid
- Limnotilapia Regan, 1920, valid
- Lipochromis Regan, 1920, synonym
- Macropleurodus Regan, 1922, synonym
- Mylochromis Regan, 1920, valid
- Nannacara Regan, 1905, valid
- Neochromis Regan, 1920, valid
- Otopharynx Regan, 1920, valid
- Paraneetroplus Regan, 1905, valid
- Parapetenia Regan, 1905, synonym
- Pseudotropheus Regan, 1922, valid
- Rhamphochromis Regan, 1922, valid
- Sargochromis Regan, 1920, valid
- Serranochromis Regan, 1920, valid
- Tomocichla Regan, 1908, valid
- Tylochromis Regan, 1920, valid