Panamius is a genus of cichlid fish from moderately flowing rivers and streams in Panama.
[1] The only species within Panamius is Panamius panamensis.
Panamius had been previously considered a subgenus within the genus Cryptoheros.
[2] Prior to being classified within Cryptoheros it was sometimes included within the genus Neetroplus.
[2] P. panamensis reaches up to 13 cm (5.1 in) in length and primarily feeds on aufwuchs.