CICHLIDS: The catalog of all cichlid species.

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Species whose names start with the letter o (53)

Central America

ocotal, Rocio

octofasciata, Rocio

omonti, Paraneetroplus

South America

obscurus, Geophagus
ocellaris, Cichla
ocellatus, Astronotus
oelemariensis, Guianacara
oenolaemus, Bujurquina

opercularis, Biotoecus
orbicularis, Chaetobranchopsis
orientale, Cichlasoma
orinocense, Cichlasoma
orinocensis, Cichla

ornatus, Mesoheros
ortegai, Bujurquina
ortegai, Apistogramma
ortmanni, Apistogramma
owroewefi, Guianacara

Africa

obamaorum, Teleogramma
obesus, Haplochromis
obliquidens, Haplochromis
obliquidens, Cyathochromis
obscurus, Placidochromis
obscurus, Neolamprologus
obtusidens, Haplochromis
obtusus, Mylochromis
occidentalis, Sarotherodon
occultidens, Haplochromis
ocellatus, exLamprologus

ocellifer, Pelmatochromis
ochrogenys, Xenotilapia
oligacanthus, Ctenochromis
oligolepis, Haplochromis
olivaceous, Neolamprologus
olivaceus, Haplochromis
omnicaeruleus, Neochromis
ordinarius, Placidochromis
oregosoma, Haplochromis
ornatipinnis, exLamprologus
ornatipinnis, Xenotilapia

ornatus, Protomelas
ornatus, Parananochromis
ornatus, Julidochromis
orsorum, Parananochromis
orthognathus, Petrochromis
orthognathus, Caprichromis
orthognathus, Placidochromis
orthostoma, Pyxichromis
otostigma, Triglachromis
ovatus, Otopharynx
oxyrhynchus, Hemitilapia

Madagascar

oligacanthus, Ptychochromis

onilahy, Ptychochromis