Ok I was reading about different cichlid species and minimum tank size of a 55 gallon. First off just correct any of this if its wrong. Here is a list of fish mention that fit into a 55 gallon minimum by different sites.
Vieja bifasciata
Aequidens revulatus
Hypselecara temporalis
Cichlasoma portalgrense
Cichlasoma octofasciatum
Aequidens pulcher
Cichlasoma grammodes
Flowerhorn (no species)
Just correct any of these and add to the list if you want
Vieja bifasciata
Aequidens revulatus
Hypselecara temporalis
Cichlasoma portalgrense
Cichlasoma octofasciatum
Aequidens pulcher
Cichlasoma grammodes
Flowerhorn (no species)
Just correct any of these and add to the list if you want